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[6-K] Zhihu Inc. Current Report (Foreign Issuer)

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

 

 

FORM 6-K

 

 

 

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

 

For the month of October 2026

 

Commission File Number: 001-40253

 

 

 

Zhihu Inc.

(Registrant’s Name)

 

 

 

18 Xueqing Road

Haidian District, Beijing 100083

People’s Republic of China

(Address of Principal Executive Offices)

 

 

 

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

 

 

Form 20-F x      Form 40-F ¨

 

 

 

 

 

 

EXHIBIT INDEX

 

Exhibit No.   Description
99.1   Next Day Disclosure Return dated October 5, 2026
99.2   Next Day Disclosure Return dated October 6, 2026
99.3   Monthly Return for Equity Issuer and Hong Kong Depositary Receipts listed under Chapter 19B of the Exchange Listing Rules on Movements in Securities
99.4   Next Day Disclosure Return dated October 7, 2026
99.5   Next Day Disclosure Return dated October 8, 2026
99.6   Next Day Disclosure Return dated October 9, 2026

 

 

 

 

SIGNATURES

 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

  

  Zhihu Inc.
       
  By  : /s/ Han Wang
  Name : Han Wang
  Title : Chief Financial Officer

  

Date: October 13, 2026

 

 

 

Exhibit 99.1

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FF305 Page 1 of 11 v 1.3.0 Next Day Disclosure Return (Equity issuer - changes in issued shares or treasury shares, share buybacks and/or on-market sales of treasury shares) Instrument: Equity issuer Status: New Submission Name of Issuer: Zhihu Inc. Date Submitted: 05 October 2026 Section I must be completed by a listed issuer where there has been a change in its issued shares or treasury shares which is discloseable pursuant to rule 13.25A of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Exchange”) (the “Main Board Rules”) or rule 17.27A of the Rules Governing the Listing of Securities on GEM of the Exchange (the “GEM Rules”). Section I 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Changes in issued shares or treasury shares Events Changes in issued shares (excluding treasury shares) Number of issued shares (excluding treasury shares) As a % of existing number of issued shares (excluding treasury shares) before the relevant event (Note 3) Changes in treasury shares Number of treasury shares Issue/ selling price per share (Note 4) Total number of issued shares Opening balance as at (Note 1) 01 October 2026 244,789,786 0 244,789,786 1). Other (please specify) See Part B Date of changes 02 October 2026 % Closing balance as at (Notes 5 and 6) 02 October 2026 244,789,786 0 244,789,786

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FF305 Page 2 of 11 v 1.3.0 B. Shares redeemed or repurchased for cancellation but not yet cancelled as at the closing balance date (Notes 5 and 6) 1). Shares repurchased for cancellation but not yet canceled Date of changes 01 July 2026 108,498 0.041 % USD 1.058 2). Shares repurchased for cancellation but not yet canceled Date of changes 02 July 2026 135,000 0.051 % USD 1.0484 3). Shares repurchased for cancellation but not yet canceled Date of changes 06 July 2026 113,208 0.043 % USD 1.0608 4). Shares repurchased for cancellation but not yet canceled Date of changes 07 July 2026 100,641 0.038 % USD 1.0811 5). Shares repurchased for cancellation but not yet canceled Date of changes 08 July 2026 111,318 0.042 % USD 1.0705 6). Shares repurchased for cancellation but not yet canceled Date of changes 09 July 2026 124,254 0.047 % USD 1.0615 7). Shares repurchased for cancellation but not yet canceled Date of changes 10 July 2026 122,445 0.046 % USD 1.0899 8). Shares repurchased for cancellation but not yet canceled Date of changes 13 July 2026 131,334 0.049 % USD 1.0908 9). Shares repurchased for cancellation but not yet canceled Date of changes 14 July 2026 129,330 0.049 % USD 1.0944 10). Shares repurchased for cancellation but not yet canceled Date of changes 15 July 2026 127,896 0.048 % USD 1.0944 11). Shares repurchased for cancellation but not yet canceled Date of changes 16 July 2026 90,432 0.034 % USD 1.0858

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FF305 Page 3 of 11 v 1.3.0 12). Shares repurchased for cancellation but not yet canceled Date of changes 17 July 2026 112,047 0.042 % USD 1.0523 13). Shares repurchased for cancellation but not yet canceled Date of changes 20 July 2026 126,138 0.047 % USD 1.0626 14). Shares repurchased for cancellation but not yet canceled Date of changes 21 July 2026 77,673 0.029 % USD 1.0594 15). Shares repurchased for cancellation but not yet canceled Date of changes 22 July 2026 84,732 0.032 % USD 1.0557 16). Shares repurchased for cancellation but not yet canceled Date of changes 23 July 2026 127,761 0.048 % USD 1.0416 17). Shares repurchased for cancellation but not yet canceled Date of changes 24 July 2026 131,601 0.049 % USD 1.0576 18). Shares repurchased for cancellation but not yet canceled Date of changes 27 July 2026 114,864 0.043 % USD 1.0785 19). Shares repurchased for cancellation but not yet canceled Date of changes 28 July 2026 98,460 0.038 % USD 1.0896 20). Shares repurchased for cancellation but not yet canceled Date of changes 29 July 2026 104,430 0.04 % USD 1.1116 21). Shares repurchased for cancellation but not yet canceled Date of changes 30 July 2026 105,000 0.04 % USD 1.0914 22). Shares repurchased for cancellation but not yet canceled Date of changes 31 July 2026 97,752 0.038 % USD 1.0926 23). Shares repurchased for cancellation but not yet canceled Date of changes 03 August 2026 97,581 0.038 % USD 1.1041

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FF305 Page 4 of 11 v 1.3.0 24). Shares repurchased for cancellation but not yet canceled Date of changes 04 August 2026 105,000 0.04 % USD 1.1066 25). Shares repurchased for cancellation but not yet canceled Date of changes 05 August 2026 100,644 0.039 % USD 1.0945 26). Shares repurchased for cancellation but not yet canceled Date of changes 06 August 2026 96,618 0.037 % USD 1.0838 27). Shares repurchased for cancellation but not yet canceled Date of changes 07 August 2026 80,502 0.031 % USD 1.0825 28). Shares repurchased for cancellation but not yet canceled Date of changes 10 August 2026 101,289 0.039 % USD 1.0986 29). Shares repurchased for cancellation but not yet canceled Date of changes 11 August 2026 95,079 0.037 % USD 1.1015 30). Shares repurchased for cancellation but not yet canceled Date of changes 12 August 2026 86,001 0.033 % USD 1.0653 31). Shares repurchased for cancellation but not yet canceled Date of changes 13 August 2026 99,522 0.038 % USD 1.0677 32). Shares repurchased for cancellation but not yet canceled Date of changes 14 August 2026 105,000 0.04 % USD 1.0618 33). Shares repurchased for cancellation but not yet canceled Date of changes 17 August 2026 119,613 0.046 % USD 1.0602 34). Shares repurchased for cancellation but not yet canceled Date of changes 18 August 2026 125,856 0.048 % USD 1.045 35). Shares repurchased for cancellation but not yet canceled Date of changes 19 August 2026 84,003 0.032 % USD 1.0551

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FF305 Page 5 of 11 v 1.3.0 36). Shares repurchased for cancellation but not yet canceled Date of changes 20 August 2026 125,856 0.048 % USD 1.0583 37). Shares repurchased for cancellation but not yet canceled Date of changes 21 August 2026 98,517 0.038 % USD 1.0739 38). Shares repurchased for cancellation but not yet canceled Date of changes 24 August 2026 76,596 0.029 % USD 1.0643 39). Shares repurchased for cancellation but not yet canceled Date of changes 25 August 2026 126,291 0.049 % USD 1.0561 40). Shares repurchased for cancellation but not yet canceled Date of changes 26 August 2026 122,064 0.047 % USD 1.0261 41). Shares repurchased for cancellation but not yet canceled Date of changes 27 August 2026 104,916 0.04 % USD 1.0219 42). Shares repurchased for cancellation but not yet canceled Date of changes 08 September 2026 10,500 0 % USD 0.8859 43). Shares repurchased for cancellation but not yet canceled Date of changes 09 September 2026 129,255 0.05 % USD 0.9217 44). Shares repurchased for cancellation but not yet canceled Date of changes 10 September 2026 127,650 0.049 % USD 0.9448 45). Shares repurchased for cancellation but not yet canceled Date of changes 11 September 2026 124,587 0.048 % USD 0.9427 46). Shares repurchased for cancellation but not yet canceled Date of changes 14 September 2026 165,837 0.064 % USD 0.9655 47). Shares repurchased for cancellation but not yet canceled Date of changes 15 September 2026 147,048 0.057 % USD 0.9759

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FF305 Page 6 of 11 v 1.3.0 48). Shares repurchased for cancellation but not yet canceled Date of changes 16 September 2026 178,473 0.069 % USD 1.0162 49). Shares repurchased for cancellation but not yet canceled Date of changes 17 September 2026 62,034 0.024 % USD 1.0452 50). Shares repurchased for cancellation but not yet canceled Date of changes 18 September 2026 179,073 0.069 % USD 1.061 51). Shares repurchased for cancellation but not yet canceled Date of changes 21 September 2026 97,146 0.037 % USD 1.0626 52). Shares repurchased for cancellation but not yet canceled Date of changes 22 September 2026 128,847 0.05 % USD 1.1656 53). Shares repurchased for cancellation but not yet canceled Date of changes 23 September 2026 180,000 0.069 % USD 1.1468 54). Shares repurchased for cancellation but not yet canceled Date of changes 24 September 2026 17,700 0.007 % USD 1.1911 55). Shares repurchased for cancellation but not yet canceled Date of changes 25 September 2026 150,000 0.058 % USD 1.283 56). Shares repurchased for cancellation but not yet canceled Date of changes 28 September 2026 207,870 0.08 % USD 1.2753 57). Shares repurchased for cancellation but not yet canceled Date of changes 29 September 2026 200,271 0.077 % USD 1.2133 58). Shares repurchased for cancellation but not yet canceled Date of changes 30 September 2026 184,587 0.071 % USD 1.2134 59). Shares repurchased for cancellation but not yet canceled Date of changes 01 October 2026 141,405 0.054 % USD 1.1847

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FF305 Page 7 of 11 v 1.3.0 60). Shares repurchased for cancellation but not yet canceled Date of changes 02 October 2026 150,000 0.058 % USD 1.1416 Remarks: 50,000 ADS were repurchased on the New York Stock Exchange on October 2, 2026 (U.S. time) at US$3.4247 per ADS. Each ADS represents three class A ordinary shares. The percentage as stated in the above "Changes in issued shares (excluding treasury shares) as a % of existing number of issued shares (excluding treasury shares) before the relevant event" column was calculated based on the Company's issued shares of 259,652,105 (comprising 244,789,786 Class A ordinary shares and 14,862,319 Class B ordinary shares).

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FF305 Page 8 of 11 v 1.3.0 Confirmation Not applicable Notes to Section I: 1. Please insert the closing balance date of the last Next Day Disclosure Return published pursuant to Main Board Rule 13.25A / GEM Rule 17.27A or Monthly Return pursuant to Main Board Rule 13.25B / GEM Rule 17.27B, whichever is the later. 2. Please set out all changes in issued shares or treasury shares requiring disclosure pursuant to Main Board Rule 13.25A / GEM Rule 17.27A together with the relevant dates of changes. Each category will need to be disclosed individually with sufficient information to enable the user to identify the relevant category in the listed issuer's Monthly Return. For example, multiple issues of shares as a result of multiple exercises of share options under the same share option scheme or of multiple conversions under the same convertible note must be aggregated and disclosed as one category. However, if the issues resulted from exercises of share options under 2 share option schemes or conversions of 2 convertible notes, these must be disclosed as 2 separate categories. 3. The percentage change in the number of issued shares (excluding treasury shares) of the listed issuer is to be calculated by reference to the opening balance of the number of issued shares (excluding treasury shares) being disclosed in this Next Day Disclosure Return. 4. In the case of a share repurchase or redemption, the “issue/ selling price per share” shall be construed as “repurchase price per share” or “redemption price per share”. Where shares have been issued/ sold/ repurchased/ redeemed at more than one price per share, a volume-weighted average price per share should be given. 5. The closing balance date is the date of the last relevant event being disclosed. 6. For repurchase or redemption of shares, disclosure is required when the relevant event has occurred (subject to the provisions of Main Board Rules 10.06(4)(a), 13.25A and 13.31 / GEM Rules 13.13(1), 17.27A and 17.35), even if the repurchased or redeemed shares have not yet been cancelled. If repurchased or redeemed shares are to be cancelled upon settlement of such repurchase or redemption after the closing balance date, they shall remain part of the issued shares as at the closing balance date in Part A. Details of these repurchased or redeemed shares shall be disclosed in Part B. 7. Items (i) to (viii) are suggested forms of confirmation. The listed issuer may amend the item(s) that is/are not applicable to meet individual cases. 8. “Identical” means in this context: - the securities are of the same nominal value with the same amount called up or paid up; - they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and - they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respects.

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FF305 Page 9 of 11 v 1.3.0 Section II must also be completed by a listed issuer where it has made a repurchase of shares which is discloseable under Main Board Rule 10.06(4)(a) / GEM Rule 13.13(1). Repurchase report Section II 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Repurchase report Trading date Number of shares repurchased Method of repurchase (Note 1) Repurchase price per share or highest repurchase price per share $ Lowest repurchase price per share $ Aggregate price paid $ 1). 02 October 2026 150,000 On another stock exchange New York Stock Exchange USD 1.1733 USD 1.13 USD 171,234.46 Total number of shares repurchased 150,000 Aggregate price paid $ USD 171,234.46 Number of shares repurchased for cancellation 150,000 Number of shares repurchased for holding as treasury shares 0 B. Additional information for issuer who has a primary listing on the Exchange 1). Date of the resolution granting the repurchase mandate 30 June 2026 2). Total number of shares which the issuer is authorised to repurchase under the repurchase mandate 25,461,758 3). Number of shares repurchased on the Exchange or another stock exchange under the repurchase mandate (a) 7,147,854 4). As a % of number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate (a) x 100 / number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate 2.807 % 5). Moratorium period for any issue of new shares, or sale or transfer of treasury shares after the share repurchase(s) set out in Part A (Note 2) Up to 01 November 2026

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FF305 Page 10 of 11 v 1.3.0 We hereby confirm that the repurchases made on another stock exchange set out in Part A above were made in accordance with the Main Board Rules and that there have been no material changes to the particulars contained in the Explanatory Statement dated June 8, 2026, which has been filed with the Exchange. We also confirm that any repurchases made on another stock exchange set out in Part A above were made in accordance with the domestic rules applying to repurchases on that other stock exchange. Remarks: B2) 25,461,758 was calculated based on 10% of the total number of issued and outstanding shares (excluding treasury shares) of the Company as at 30 June 2026, comprising 245,733,181 Class A ordinary shares (excluding 5,174,334 bulk issuance shares) and 15,233,755 Class B ordinary shares, deducting a total of 6,349,356 Class A ordinary shares represented by ADSs were repurchased on the New York Stock Exchange for cancellation but not yet canceled as at 30 June 2026. Notes to Section II: 1. Please state whether the repurchase was made on the Exchange, on another stock exchange (stating the name of the exchange), by private arrangement or by general offer. 2. Subject to the carve-out set out in Main Board Rule 10.06(3)(a)/ GEM Rule 13.12, an issuer may not (i) make a new issue of shares, or a sale or transfer of any treasury shares; or (ii) announce a proposed new issue of shares, or a sale or transfer of any treasury shares, for a period of 30 days after any purchase by it of shares, whether on the Exchange or otherwise, without the prior approval of the Exchange.

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FF305 Page 11 of 11 v 1.3.0 Section III must also be completed by a listed issuer where it has made a sale of treasury shares on the Exchange or any other stock exchange on which the issuer is listed which is discloseable under Main Board Rule 10.06B / GEM Rule 13.14B. Report of on-market sale of treasury shares Not applicable Submitted by: Lau Yee Wa (Name) Title: Company Secretary (Director, Secretary or other Duly Authorised Officer)

Exhibit 99.2

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FF305 Page 1 of 11 v 1.3.0 Next Day Disclosure Return (Equity issuer - changes in issued shares or treasury shares, share buybacks and/or on-market sales of treasury shares) Instrument: Equity issuer Status: New Submission Name of Issuer: Zhihu Inc. Date Submitted: 06 October 2026 Section I must be completed by a listed issuer where there has been a change in its issued shares or treasury shares which is discloseable pursuant to rule 13.25A of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Exchange”) (the “Main Board Rules”) or rule 17.27A of the Rules Governing the Listing of Securities on GEM of the Exchange (the “GEM Rules”). Section I 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Changes in issued shares or treasury shares Events Changes in issued shares (excluding treasury shares) Number of issued shares (excluding treasury shares) As a % of existing number of issued shares (excluding treasury shares) before the relevant event (Note 3) Changes in treasury shares Number of treasury shares Issue/ selling price per share (Note 4) Total number of issued shares Opening balance as at (Note 1) 02 October 2026 244,789,786 0 244,789,786 1). Other (please specify) See Part B Date of changes 05 October 2026 % Closing balance as at (Notes 5 and 6) 05 October 2026 244,789,786 0 244,789,786

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FF305 Page 2 of 11 v 1.3.0 B. Shares redeemed or repurchased for cancellation but not yet cancelled as at the closing balance date (Notes 5 and 6) 1). Shares repurchased for cancellation but not yet canceled Date of changes 01 July 2026 108,498 0.041 % USD 1.058 2). Shares repurchased for cancellation but not yet canceled Date of changes 02 July 2026 135,000 0.051 % USD 1.0484 3). Shares repurchased for cancellation but not yet canceled Date of changes 06 July 2026 113,208 0.043 % USD 1.0608 4). Shares repurchased for cancellation but not yet canceled Date of changes 07 July 2026 100,641 0.038 % USD 1.0811 5). Shares repurchased for cancellation but not yet canceled Date of changes 08 July 2026 111,318 0.042 % USD 1.0705 6). Shares repurchased for cancellation but not yet canceled Date of changes 09 July 2026 124,254 0.047 % USD 1.0615 7). Shares repurchased for cancellation but not yet canceled Date of changes 10 July 2026 122,445 0.046 % USD 1.0899 8). Shares repurchased for cancellation but not yet canceled Date of changes 13 July 2026 131,334 0.049 % USD 1.0908 9). Shares repurchased for cancellation but not yet canceled Date of changes 14 July 2026 129,330 0.049 % USD 1.0944 10). Shares repurchased for cancellation but not yet canceled Date of changes 15 July 2026 127,896 0.048 % USD 1.0944 11). Shares repurchased for cancellation but not yet canceled Date of changes 16 July 2026 90,432 0.034 % USD 1.0858

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FF305 Page 3 of 11 v 1.3.0 12). Shares repurchased for cancellation but not yet canceled Date of changes 17 July 2026 112,047 0.042 % USD 1.0523 13). Shares repurchased for cancellation but not yet canceled Date of changes 20 July 2026 126,138 0.047 % USD 1.0626 14). Shares repurchased for cancellation but not yet canceled Date of changes 21 July 2026 77,673 0.029 % USD 1.0594 15). Shares repurchased for cancellation but not yet canceled Date of changes 22 July 2026 84,732 0.032 % USD 1.0557 16). Shares repurchased for cancellation but not yet canceled Date of changes 23 July 2026 127,761 0.048 % USD 1.0416 17). Shares repurchased for cancellation but not yet canceled Date of changes 24 July 2026 131,601 0.049 % USD 1.0576 18). Shares repurchased for cancellation but not yet canceled Date of changes 27 July 2026 114,864 0.043 % USD 1.0785 19). Shares repurchased for cancellation but not yet canceled Date of changes 28 July 2026 98,460 0.038 % USD 1.0896 20). Shares repurchased for cancellation but not yet canceled Date of changes 29 July 2026 104,430 0.04 % USD 1.1116 21). Shares repurchased for cancellation but not yet canceled Date of changes 30 July 2026 105,000 0.04 % USD 1.0914 22). Shares repurchased for cancellation but not yet canceled Date of changes 31 July 2026 97,752 0.038 % USD 1.0926 23). Shares repurchased for cancellation but not yet canceled Date of changes 03 August 2026 97,581 0.038 % USD 1.1041

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FF305 Page 4 of 11 v 1.3.0 24). Shares repurchased for cancellation but not yet canceled Date of changes 04 August 2026 105,000 0.04 % USD 1.1066 25). Shares repurchased for cancellation but not yet canceled Date of changes 05 August 2026 100,644 0.039 % USD 1.0945 26). Shares repurchased for cancellation but not yet canceled Date of changes 06 August 2026 96,618 0.037 % USD 1.0838 27). Shares repurchased for cancellation but not yet canceled Date of changes 07 August 2026 80,502 0.031 % USD 1.0825 28). Shares repurchased for cancellation but not yet canceled Date of changes 10 August 2026 101,289 0.039 % USD 1.0986 29). Shares repurchased for cancellation but not yet canceled Date of changes 11 August 2026 95,079 0.037 % USD 1.1015 30). Shares repurchased for cancellation but not yet canceled Date of changes 12 August 2026 86,001 0.033 % USD 1.0653 31). Shares repurchased for cancellation but not yet canceled Date of changes 13 August 2026 99,522 0.038 % USD 1.0677 32). Shares repurchased for cancellation but not yet canceled Date of changes 14 August 2026 105,000 0.04 % USD 1.0618 33). Shares repurchased for cancellation but not yet canceled Date of changes 17 August 2026 119,613 0.046 % USD 1.0602 34). Shares repurchased for cancellation but not yet canceled Date of changes 18 August 2026 125,856 0.048 % USD 1.045 35). Shares repurchased for cancellation but not yet canceled Date of changes 19 August 2026 84,003 0.032 % USD 1.0551

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FF305 Page 5 of 11 v 1.3.0 36). Shares repurchased for cancellation but not yet canceled Date of changes 20 August 2026 125,856 0.048 % USD 1.0583 37). Shares repurchased for cancellation but not yet canceled Date of changes 21 August 2026 98,517 0.038 % USD 1.0739 38). Shares repurchased for cancellation but not yet canceled Date of changes 24 August 2026 76,596 0.029 % USD 1.0643 39). Shares repurchased for cancellation but not yet canceled Date of changes 25 August 2026 126,291 0.049 % USD 1.0561 40). Shares repurchased for cancellation but not yet canceled Date of changes 26 August 2026 122,064 0.047 % USD 1.0261 41). Shares repurchased for cancellation but not yet canceled Date of changes 27 August 2026 104,916 0.04 % USD 1.0219 42). Shares repurchased for cancellation but not yet canceled Date of changes 08 September 2026 10,500 0 % USD 0.8859 43). Shares repurchased for cancellation but not yet canceled Date of changes 09 September 2026 129,255 0.05 % USD 0.9217 44). Shares repurchased for cancellation but not yet canceled Date of changes 10 September 2026 127,650 0.049 % USD 0.9448 45). Shares repurchased for cancellation but not yet canceled Date of changes 11 September 2026 124,587 0.048 % USD 0.9427 46). Shares repurchased for cancellation but not yet canceled Date of changes 14 September 2026 165,837 0.064 % USD 0.9655 47). Shares repurchased for cancellation but not yet canceled Date of changes 15 September 2026 147,048 0.057 % USD 0.9759

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FF305 Page 6 of 11 v 1.3.0 48). Shares repurchased for cancellation but not yet canceled Date of changes 16 September 2026 178,473 0.069 % USD 1.0162 49). Shares repurchased for cancellation but not yet canceled Date of changes 17 September 2026 62,034 0.024 % USD 1.0452 50). Shares repurchased for cancellation but not yet canceled Date of changes 18 September 2026 179,073 0.069 % USD 1.061 51). Shares repurchased for cancellation but not yet canceled Date of changes 21 September 2026 97,146 0.037 % USD 1.0626 52). Shares repurchased for cancellation but not yet canceled Date of changes 22 September 2026 128,847 0.05 % USD 1.1656 53). Shares repurchased for cancellation but not yet canceled Date of changes 23 September 2026 180,000 0.069 % USD 1.1468 54). Shares repurchased for cancellation but not yet canceled Date of changes 24 September 2026 17,700 0.007 % USD 1.1911 55). Shares repurchased for cancellation but not yet canceled Date of changes 25 September 2026 150,000 0.058 % USD 1.283 56). Shares repurchased for cancellation but not yet canceled Date of changes 28 September 2026 207,870 0.08 % USD 1.2753 57). Shares repurchased for cancellation but not yet canceled Date of changes 29 September 2026 200,271 0.077 % USD 1.2133 58). Shares repurchased for cancellation but not yet canceled Date of changes 30 September 2026 184,587 0.071 % USD 1.2134 59). Shares repurchased for cancellation but not yet canceled Date of changes 01 October 2026 141,405 0.054 % USD 1.1847

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FF305 Page 7 of 11 v 1.3.0 60). Shares repurchased for cancellation but not yet canceled Date of changes 02 October 2026 150,000 0.058 % USD 1.1416 61). Shares repurchased for cancellation but not yet canceled Date of changes 05 October 2026 204,672 0.079 % USD 1.1434 Remarks: 68,224 ADS were repurchased on the New York Stock Exchange on October 5, 2026 (U.S. time) at US$3.4301 per ADS. Each ADS represents three class A ordinary shares. The percentage as stated in the above "Changes in issued shares (excluding treasury shares) as a % of existing number of issued shares (excluding treasury shares) before the relevant event" column was calculated based on the Company's issued shares of 259,652,105 (comprising 244,789,786 Class A ordinary shares and 14,862,319 Class B ordinary shares).

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FF305 Page 8 of 11 v 1.3.0 Confirmation Not applicable Notes to Section I: 1. Please insert the closing balance date of the last Next Day Disclosure Return published pursuant to Main Board Rule 13.25A / GEM Rule 17.27A or Monthly Return pursuant to Main Board Rule 13.25B / GEM Rule 17.27B, whichever is the later. 2. Please set out all changes in issued shares or treasury shares requiring disclosure pursuant to Main Board Rule 13.25A / GEM Rule 17.27A together with the relevant dates of changes. Each category will need to be disclosed individually with sufficient information to enable the user to identify the relevant category in the listed issuer's Monthly Return. For example, multiple issues of shares as a result of multiple exercises of share options under the same share option scheme or of multiple conversions under the same convertible note must be aggregated and disclosed as one category. However, if the issues resulted from exercises of share options under 2 share option schemes or conversions of 2 convertible notes, these must be disclosed as 2 separate categories. 3. The percentage change in the number of issued shares (excluding treasury shares) of the listed issuer is to be calculated by reference to the opening balance of the number of issued shares (excluding treasury shares) being disclosed in this Next Day Disclosure Return. 4. In the case of a share repurchase or redemption, the “issue/ selling price per share” shall be construed as “repurchase price per share” or “redemption price per share”. Where shares have been issued/ sold/ repurchased/ redeemed at more than one price per share, a volume-weighted average price per share should be given. 5. The closing balance date is the date of the last relevant event being disclosed. 6. For repurchase or redemption of shares, disclosure is required when the relevant event has occurred (subject to the provisions of Main Board Rules 10.06(4)(a), 13.25A and 13.31 / GEM Rules 13.13(1), 17.27A and 17.35), even if the repurchased or redeemed shares have not yet been cancelled. If repurchased or redeemed shares are to be cancelled upon settlement of such repurchase or redemption after the closing balance date, they shall remain part of the issued shares as at the closing balance date in Part A. Details of these repurchased or redeemed shares shall be disclosed in Part B. 7. Items (i) to (viii) are suggested forms of confirmation. The listed issuer may amend the item(s) that is/are not applicable to meet individual cases. 8. “Identical” means in this context: - the securities are of the same nominal value with the same amount called up or paid up; - they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and - they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respects.

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FF305 Page 9 of 11 v 1.3.0 Section II must also be completed by a listed issuer where it has made a repurchase of shares which is discloseable under Main Board Rule 10.06(4)(a) / GEM Rule 13.13(1). Repurchase report Section II 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Repurchase report Trading date Number of shares repurchased Method of repurchase (Note 1) Repurchase price per share or highest repurchase price per share $ Lowest repurchase price per share $ Aggregate price paid $ 1). 05 October 2026 204,672 On another stock exchange New York Stock Exchange USD 1.1567 USD 1.1167 USD 234,012.96 Total number of shares repurchased 204,672 Aggregate price paid $ USD 234,012.96 Number of shares repurchased for cancellation 204,672 Number of shares repurchased for holding as treasury shares 0 B. Additional information for issuer who has a primary listing on the Exchange 1). Date of the resolution granting the repurchase mandate 30 June 2026 2). Total number of shares which the issuer is authorised to repurchase under the repurchase mandate 25,461,758 3). Number of shares repurchased on the Exchange or another stock exchange under the repurchase mandate (a) 7,352,526 4). As a % of number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate (a) x 100 / number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate 2.888 % 5). Moratorium period for any issue of new shares, or sale or transfer of treasury shares after the share repurchase(s) set out in Part A (Note 2) Up to 04 November 2026

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FF305 Page 10 of 11 v 1.3.0 We hereby confirm that the repurchases made on another stock exchange set out in Part A above were made in accordance with the Main Board Rules and that there have been no material changes to the particulars contained in the Explanatory Statement dated June 8, 2026, which has been filed with the Exchange. We also confirm that any repurchases made on another stock exchange set out in Part A above were made in accordance with the domestic rules applying to repurchases on that other stock exchange. Remarks: B2) 25,461,758 was calculated based on 10% of the total number of issued and outstanding shares (excluding treasury shares) of the Company as at 30 June 2026, comprising 245,733,181 Class A ordinary shares (excluding 5,174,334 bulk issuance shares) and 15,233,755 Class B ordinary shares, deducting a total of 6,349,356 Class A ordinary shares represented by ADSs were repurchased on the New York Stock Exchange for cancellation but not yet canceled as at 30 June 2026. Notes to Section II: 1. Please state whether the repurchase was made on the Exchange, on another stock exchange (stating the name of the exchange), by private arrangement or by general offer. 2. Subject to the carve-out set out in Main Board Rule 10.06(3)(a)/ GEM Rule 13.12, an issuer may not (i) make a new issue of shares, or a sale or transfer of any treasury shares; or (ii) announce a proposed new issue of shares, or a sale or transfer of any treasury shares, for a period of 30 days after any purchase by it of shares, whether on the Exchange or otherwise, without the prior approval of the Exchange.

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FF305 Page 11 of 11 v 1.3.0 Section III must also be completed by a listed issuer where it has made a sale of treasury shares on the Exchange or any other stock exchange on which the issuer is listed which is discloseable under Main Board Rule 10.06B / GEM Rule 13.14B. Report of on-market sale of treasury shares Not applicable Submitted by: Lau Yee Wa (Name) Title: Company Secretary (Director, Secretary or other Duly Authorised Officer)

Exhibit 99.3

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FF301 Page 1 of 11 v 1.2.1 Monthly Return for Equity Issuer and Hong Kong Depositary Receipts listed under Chapter 19B of the Exchange Listing Rules on Movements in Securities For the month ended: 30 September 2026 Status: New Submission To : Hong Kong Exchanges and Clearing Limited Name of Issuer: Zhihu Inc. Date Submitted: 07 October 2026 I. Movements in Authorised / Registered Share Capital 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange (Note 1) Yes Stock code (if listed) 02390 Description Number of authorised/registered shares Par value Authorised/registered share capital Balance at close of preceding month 1,550,000,000 USD 0.000125 USD 193,750 Increase / decrease (-) 0 USD Balance at close of the month 1,550,000,000 USD 0.000125 USD 193,750 2. Class of shares WVR ordinary shares Type of shares B Listed on the Exchange (Note 1) No Stock code (if listed) N/A Description Number of authorised/registered shares Par value Authorised/registered share capital Balance at close of preceding month 50,000,000 USD 0.000125 USD 6,250 Increase / decrease (-) 0 USD Balance at close of the month 50,000,000 USD 0.000125 USD 6,250 Total authorised/registered share capital at the end of the month: USD 200,000

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FF301 Page 2 of 11 v 1.2.1 II. Movements in Issued Shares and/or Treasury Shares and Public Float Sufficiency Confirmation 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange (Note 1) Yes Stock code (if listed) 02390 Description Number of issued shares (excluding treasury shares) Number of treasury shares Total number of issued shares Balance at close of preceding month 244,789,786 0 244,789,786 Increase / decrease (-) 0 0 Balance at close of the month 244,789,786 0 244,789,786 Public float sufficiency confirmation (Note 4) Pursuant to Main Board Rule 13.32D(1) or 19A.28D(1) / GEM Rule 17.37D(1) or 25.21D(1), we hereby confirm that, in relation to the class of shares as set out above, as at the close of the month: ✔ the applicable public float requirement (see below) has been complied with the applicable public float requirement (see below) has not been complied with The applicable minimum public float requirement for the class of shares as set out above pursuant to Main Board Rule 13.32B or 19A.28B / GEM Rule 17.37B or 25.21B (as the case may be) is: Applicable public float threshold Initial Prescribed Threshold - 25% of the total number of issued shares in the class to which the listed shares belong (excluding treasury shares) Additional information 2. Class of shares WVR ordinary shares Type of shares B Listed on the Exchange (Note 1) No Stock code (if listed) N/A Description Number of issued shares (excluding treasury shares) Number of treasury shares Total number of issued shares Balance at close of preceding month 14,862,319 0 14,862,319 Increase / decrease (-) 0 0 Balance at close of the month 14,862,319 0 14,862,319 Remarks: Opening and closing balances of Class A ordinary shares shown above are of the Class A ordinary shares issued as fully paid or credited to be fully paid. Opening and closing balances of Class A ordinary shares that are issued and outstanding (i.e. exclusive of the Class A ordinary shares issued to the Depositary for bulk issuance of ADSs reserved for future issuances upon the

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FF301 Page 3 of 11 v 1.2.1 exercise or vesting of awards granted under the Share Incentive Plans ("Bulk Issuance Shares")) are 240,405,277 and 240,936,298 respectively.

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FF301 Page 4 of 11 v 1.2.1 III. Details of Movements in Issued Shares and/or Treasury Shares (A). Share Options (under Share Option Schemes of the Issuer) 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange (Note 1) Yes Stock code (if listed) 02390 Description Particulars of share option scheme Number of share options outstanding at close of preceding month Movement during the month Number of share options outstanding at close of the month Number of new shares issued during the month pursuant thereto (A1) Number of treasury shares transferred out of treasury during the month pursuant thereto (A2) Number of shares which may be issued or transferred out of treasury pursuant thereto as at close of the month The total number of shares which may be issued or transferred out of treasury upon exercise of all share options to be granted under the scheme at close of the month 1). 2012 Plan (Share incentive plan adopted in June 2012 as amended from time to time) 562,378 Lapsed -3,489 558,889 558,889 0 General Meeting approval date (if applicable) 2). 2022 Plan (Share incentive plan adopted on March 30, 2022, as amended and restated on June 30, 2026) 0 0 0 0 0 13,042,731 General Meeting approval date (if applicable) 30 June 2026 Increase in issued shares (excluding treasury shares): 0 WVR ordinary shares A (AA1) Decrease in treasury shares: 0 WVR ordinary shares A (AA2) Total funds raised during the month from exercise of options: USD 0

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FF301 Page 5 of 11 v 1.2.1 (B). Warrants to Issue Shares of the Issuer Not applicable

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FF301 Page 6 of 11 v 1.2.1 (C). Convertibles (i.e. Convertible into Shares of the Issuer) Not applicable

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FF301 Page 7 of 11 v 1.2.1 (D). Any other Agreements or Arrangements to Issue Shares of the Issuer, including Options (other than Share Option Schemes) 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange (Note 1) Yes Stock code (if listed) 02390 Description Description of other agreements or arrangements General Meeting approval date (if applicable) Number of new shares issued during the month pursuant thereto (D1) Number of treasury shares transferred out of treasury during the month pursuant thereto (D2) Number of shares which may be issued or transferred out of treasury pursuant thereto as at close of the month 1). 2012 Plan - Restricted Shares (Share incentive plan adopted in June 2012 as amended from time to time) 0 0 0 2). 2022 Plan - Restricted Share Unit (Share incentive plan adopted on March 30, 2022, as amended and restated on June 30, 2026) 30 June 2026 0 0 10,129,822 Increase in issued shares (excluding treasury shares): 0 WVR ordinary shares A (DD1) Decrease in treasury shares: 0 WVR ordinary shares A (DD2) Remarks: As of 30 September 2026, 10,129,822 shares of the issuer may be issued pursuant to the restricted share units granted under 2022 Plan. 70,581 restricted share units granted under 2022 Plan were forfeited during the month.

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FF301 Page 8 of 11 v 1.2.1 (E). Other Movements in Issued Shares and/or Treasury Shares 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange (Note 1) Yes Stock code (if listed) 02390 Description Events At price (if applicable) Currency Amount Date of event (Note 2) General Meeting approval date (if applicable) Increase/ decrease (-) in issued shares (excluding treasury shares) during the month pursuant thereto (E1) Increase/ decrease (-) in treasury shares during the month pursuant thereto (E2) Number of shares redeemed or repurchased for cancellation but not yet cancelled as at close of the month (Note 3) 1). Repurchase of shares (shares repurchased for cancellation but not yet cancelled) 30 June 2026 -6,716,640 Increase/ decrease (-) in issued shares (excluding treasury shares): WVR ordinary shares A (EE1) Increase/ decrease (-) in treasury shares: WVR ordinary shares A (EE2) Remarks: Class A: 1) Repurchases of a total of 6,716,640 Class A ordinary shares represented by ADSs were made on July 1 to 2, 6 to 10, 13 to 17, 20 to 24 and 27 to 31, 2026 and August 3 to 7, 10 to 14, 17 to 21 and 24 to 27, 2026 and September 8 to 11, 14 to 18, 21 to 25 and 28 to 30, 2026 on New York Stock Exchange, but such shares are not yet cancelled as at 30 September 2026. Total increase/ decrease (-) in issued shares (excluding treasury shares) during the month (i.e. Total of AA1 to EE1): 0 WVR ordinary shares A Total increase/ decrease (-) in treasury shares during the month (i.e. Total of AA2 to EE2): 0 WVR ordinary shares A

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FF301 Page 9 of 11 v 1.2.1 IV. Information about Hong Kong Depositary Receipt (HDR) Not applicable

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FF301 Page 10 of 11 v 1.2.1 V. Confirmations Pursuant to Main Board Rule 13.25C / GEM Rule 17.27C, we hereby confirm to the best knowledge, information and belief that, in relation to each of the securities issued, or the treasury shares sold or transferred by the issuer during the month as set out in Parts III and IV which has not been previously disclosed in a return published under Main Board Rule 13.25A / GEM Rule 17.27A, it has been duly authorised by the board of directors of the listed issuer and carried out in compliance with all applicable listing rules, laws and other regulatory requirements and, insofar as applicable: (Note 5) (i) all money due to the listed issuer in respect of the issue of securities, or sale or transfer of treasury shares has been received by it; (ii) all pre-conditions for listing imposed by the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited under "Qualifications of listing" have been fulfilled; (iii) all (if any) conditions contained in the formal letter granting listing of and permission to deal in the securities have been fulfilled; (iv) all the securities of each class are in all respects identical (Note 6); (v) all documents required by the Companies (Winding Up and Miscellaneous Provisions) Ordinance to be filed with the Registrar of Companies have been duly filed and that compliance has been made with all other legal requirements; (vi) all the definitive documents of title have been delivered/are ready to be delivered/are being prepared and will be delivered in accordance with the terms of issue, sale or transfer; (vii) completion has taken place of the purchase by the issuer of all property shown in the listing document to have been purchased or agreed to be purchased by it and the purchase consideration for all such property has been duly satisfied; and (viii) the trust deed/deed poll relating to the debenture, loan stock, notes or bonds has been completed and executed, and particulars thereof, if so required by law, have been filed with the Registrar of Companies. Submitted by: Lau Yee Wa Title: Company Secretary (Director, Secretary or other Duly Authorised Officer)

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FF301 Page 11 of 11 v 1.2.1 Notes 1. The Exchange refers to The Stock Exchange of Hong Kong Limited. 2. In the case of repurchase of shares (shares repurchased and cancelled) and redemption of shares (shares redeemed and cancelled), "date of event" should be construed as "cancellation date". In the case of repurchase of shares (shares held as treasury shares), "date of event" should be construed as "date on which shares were repurchased and held by the issuer in treasury". 3. The information is required in the case of repurchase of shares (shares repurchased for cancellation but not yet cancelled) and redemption of shares (shares redeemed but not yet cancelled). Please state the number of shares repurchased or redeemed during the month or in preceding month(s) but pending cancellation as at close of the month as a negative number. 4. "Initial Prescribed Threshold”, "Alternative Threshold” and "market value" have the meanings ascribed thereto under Main Board Rule 13.32A or 19A.28A / GEM Rule 17.37A or 25.21A. See also Main Board Rule 13.32D(4) or 19A.28D(4) / GEM Rule 17.37D(4) or 25.21D(4) on the basis of the public float disclosure. 5. Items (i) to (viii) are suggested forms of confirmation. The listed issuer may amend the item(s) that is/are not applicable to meet individual cases. Where the issuer has already made the relevant confirmations in a return published under Main Board Rule 13.25A / GEM Rule 17.27A in relation to the securities issued, or the treasury shares sold or transferred, no further confirmation is required to be made in this return. 6. “Identical” means in this context: . the securities are of the same nominal value with the same amount called up or paid up; . they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and . they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respects.

Exhibit 99.4

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FF305 Page 1 of 11 v 1.3.0 Next Day Disclosure Return (Equity issuer - changes in issued shares or treasury shares, share buybacks and/or on-market sales of treasury shares) Instrument: Equity issuer Status: New Submission Name of Issuer: Zhihu Inc. Date Submitted: 07 October 2026 Section I must be completed by a listed issuer where there has been a change in its issued shares or treasury shares which is discloseable pursuant to rule 13.25A of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Exchange”) (the “Main Board Rules”) or rule 17.27A of the Rules Governing the Listing of Securities on GEM of the Exchange (the “GEM Rules”). Section I 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Changes in issued shares or treasury shares Events Changes in issued shares (excluding treasury shares) Number of issued shares (excluding treasury shares) As a % of existing number of issued shares (excluding treasury shares) before the relevant event (Note 3) Changes in treasury shares Number of treasury shares Issue/ selling price per share (Note 4) Total number of issued shares Opening balance as at (Note 1) 05 October 2026 244,789,786 0 244,789,786 1). Other (please specify) See Part B Date of changes 06 October 2026 % Closing balance as at (Notes 5 and 6) 06 October 2026 244,789,786 0 244,789,786

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FF305 Page 2 of 11 v 1.3.0 B. Shares redeemed or repurchased for cancellation but not yet cancelled as at the closing balance date (Notes 5 and 6) 1). Shares repurchased for cancellation but not yet canceled Date of changes 01 July 2026 108,498 0.041 % USD 1.058 2). Shares repurchased for cancellation but not yet canceled Date of changes 02 July 2026 135,000 0.051 % USD 1.0484 3). Shares repurchased for cancellation but not yet canceled Date of changes 06 July 2026 113,208 0.043 % USD 1.0608 4). Shares repurchased for cancellation but not yet canceled Date of changes 07 July 2026 100,641 0.038 % USD 1.0811 5). Shares repurchased for cancellation but not yet canceled Date of changes 08 July 2026 111,318 0.042 % USD 1.0705 6). Shares repurchased for cancellation but not yet canceled Date of changes 09 July 2026 124,254 0.047 % USD 1.0615 7). Shares repurchased for cancellation but not yet canceled Date of changes 10 July 2026 122,445 0.046 % USD 1.0899 8). Shares repurchased for cancellation but not yet canceled Date of changes 13 July 2026 131,334 0.049 % USD 1.0908 9). Shares repurchased for cancellation but not yet canceled Date of changes 14 July 2026 129,330 0.049 % USD 1.0944 10). Shares repurchased for cancellation but not yet canceled Date of changes 15 July 2026 127,896 0.048 % USD 1.0944 11). Shares repurchased for cancellation but not yet canceled Date of changes 16 July 2026 90,432 0.034 % USD 1.0858

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FF305 Page 3 of 11 v 1.3.0 12). Shares repurchased for cancellation but not yet canceled Date of changes 17 July 2026 112,047 0.042 % USD 1.0523 13). Shares repurchased for cancellation but not yet canceled Date of changes 20 July 2026 126,138 0.047 % USD 1.0626 14). Shares repurchased for cancellation but not yet canceled Date of changes 21 July 2026 77,673 0.029 % USD 1.0594 15). Shares repurchased for cancellation but not yet canceled Date of changes 22 July 2026 84,732 0.032 % USD 1.0557 16). Shares repurchased for cancellation but not yet canceled Date of changes 23 July 2026 127,761 0.048 % USD 1.0416 17). Shares repurchased for cancellation but not yet canceled Date of changes 24 July 2026 131,601 0.049 % USD 1.0576 18). Shares repurchased for cancellation but not yet canceled Date of changes 27 July 2026 114,864 0.043 % USD 1.0785 19). Shares repurchased for cancellation but not yet canceled Date of changes 28 July 2026 98,460 0.038 % USD 1.0896 20). Shares repurchased for cancellation but not yet canceled Date of changes 29 July 2026 104,430 0.04 % USD 1.1116 21). Shares repurchased for cancellation but not yet canceled Date of changes 30 July 2026 105,000 0.04 % USD 1.0914 22). Shares repurchased for cancellation but not yet canceled Date of changes 31 July 2026 97,752 0.038 % USD 1.0926 23). Shares repurchased for cancellation but not yet canceled Date of changes 03 August 2026 97,581 0.038 % USD 1.1041

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FF305 Page 4 of 11 v 1.3.0 24). Shares repurchased for cancellation but not yet canceled Date of changes 04 August 2026 105,000 0.04 % USD 1.1066 25). Shares repurchased for cancellation but not yet canceled Date of changes 05 August 2026 100,644 0.039 % USD 1.0945 26). Shares repurchased for cancellation but not yet canceled Date of changes 06 August 2026 96,618 0.037 % USD 1.0838 27). Shares repurchased for cancellation but not yet canceled Date of changes 07 August 2026 80,502 0.031 % USD 1.0825 28). Shares repurchased for cancellation but not yet canceled Date of changes 10 August 2026 101,289 0.039 % USD 1.0986 29). Shares repurchased for cancellation but not yet canceled Date of changes 11 August 2026 95,079 0.037 % USD 1.1015 30). Shares repurchased for cancellation but not yet canceled Date of changes 12 August 2026 86,001 0.033 % USD 1.0653 31). Shares repurchased for cancellation but not yet canceled Date of changes 13 August 2026 99,522 0.038 % USD 1.0677 32). Shares repurchased for cancellation but not yet canceled Date of changes 14 August 2026 105,000 0.04 % USD 1.0618 33). Shares repurchased for cancellation but not yet canceled Date of changes 17 August 2026 119,613 0.046 % USD 1.0602 34). Shares repurchased for cancellation but not yet canceled Date of changes 18 August 2026 125,856 0.048 % USD 1.045 35). Shares repurchased for cancellation but not yet canceled Date of changes 19 August 2026 84,003 0.032 % USD 1.0551

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FF305 Page 5 of 11 v 1.3.0 36). Shares repurchased for cancellation but not yet canceled Date of changes 20 August 2026 125,856 0.048 % USD 1.0583 37). Shares repurchased for cancellation but not yet canceled Date of changes 21 August 2026 98,517 0.038 % USD 1.0739 38). Shares repurchased for cancellation but not yet canceled Date of changes 24 August 2026 76,596 0.029 % USD 1.0643 39). Shares repurchased for cancellation but not yet canceled Date of changes 25 August 2026 126,291 0.049 % USD 1.0561 40). Shares repurchased for cancellation but not yet canceled Date of changes 26 August 2026 122,064 0.047 % USD 1.0261 41). Shares repurchased for cancellation but not yet canceled Date of changes 27 August 2026 104,916 0.04 % USD 1.0219 42). Shares repurchased for cancellation but not yet canceled Date of changes 08 September 2026 10,500 0 % USD 0.8859 43). Shares repurchased for cancellation but not yet canceled Date of changes 09 September 2026 129,255 0.05 % USD 0.9217 44). Shares repurchased for cancellation but not yet canceled Date of changes 10 September 2026 127,650 0.049 % USD 0.9448 45). Shares repurchased for cancellation but not yet canceled Date of changes 11 September 2026 124,587 0.048 % USD 0.9427 46). Shares repurchased for cancellation but not yet canceled Date of changes 14 September 2026 165,837 0.064 % USD 0.9655 47). Shares repurchased for cancellation but not yet canceled Date of changes 15 September 2026 147,048 0.057 % USD 0.9759

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FF305 Page 6 of 11 v 1.3.0 48). Shares repurchased for cancellation but not yet canceled Date of changes 16 September 2026 178,473 0.069 % USD 1.0162 49). Shares repurchased for cancellation but not yet canceled Date of changes 17 September 2026 62,034 0.024 % USD 1.0452 50). Shares repurchased for cancellation but not yet canceled Date of changes 18 September 2026 179,073 0.069 % USD 1.061 51). Shares repurchased for cancellation but not yet canceled Date of changes 21 September 2026 97,146 0.037 % USD 1.0626 52). Shares repurchased for cancellation but not yet canceled Date of changes 22 September 2026 128,847 0.05 % USD 1.1656 53). Shares repurchased for cancellation but not yet canceled Date of changes 23 September 2026 180,000 0.069 % USD 1.1468 54). Shares repurchased for cancellation but not yet canceled Date of changes 24 September 2026 17,700 0.007 % USD 1.1911 55). Shares repurchased for cancellation but not yet canceled Date of changes 25 September 2026 150,000 0.058 % USD 1.283 56). Shares repurchased for cancellation but not yet canceled Date of changes 28 September 2026 207,870 0.08 % USD 1.2753 57). Shares repurchased for cancellation but not yet canceled Date of changes 29 September 2026 200,271 0.077 % USD 1.2133 58). Shares repurchased for cancellation but not yet canceled Date of changes 30 September 2026 184,587 0.071 % USD 1.2134 59). Shares repurchased for cancellation but not yet canceled Date of changes 01 October 2026 141,405 0.054 % USD 1.1847

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FF305 Page 7 of 11 v 1.3.0 60). Shares repurchased for cancellation but not yet canceled Date of changes 02 October 2026 150,000 0.058 % USD 1.1416 61). Shares repurchased for cancellation but not yet canceled Date of changes 05 October 2026 204,672 0.079 % USD 1.1434 62). Shares repurchased for cancellation but not yet canceled Date of changes 06 October 2026 210,000 0.081 % USD 1.1304 Remarks: 70,000 ADS were repurchased on the New York Stock Exchange on October 6, 2026 (U.S. time) at US$3.3913 per ADS. Each ADS represents three class A ordinary shares. The percentage as stated in the above "Changes in issued shares (excluding treasury shares) as a % of existing number of issued shares (excluding treasury shares) before the relevant event" column was calculated based on the Company's issued shares of 259,652,105 (comprising 244,789,786 Class A ordinary shares and 14,862,319 Class B ordinary shares).

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FF305 Page 8 of 11 v 1.3.0 Confirmation Not applicable Notes to Section I: 1. Please insert the closing balance date of the last Next Day Disclosure Return published pursuant to Main Board Rule 13.25A / GEM Rule 17.27A or Monthly Return pursuant to Main Board Rule 13.25B / GEM Rule 17.27B, whichever is the later. 2. Please set out all changes in issued shares or treasury shares requiring disclosure pursuant to Main Board Rule 13.25A / GEM Rule 17.27A together with the relevant dates of changes. Each category will need to be disclosed individually with sufficient information to enable the user to identify the relevant category in the listed issuer's Monthly Return. For example, multiple issues of shares as a result of multiple exercises of share options under the same share option scheme or of multiple conversions under the same convertible note must be aggregated and disclosed as one category. However, if the issues resulted from exercises of share options under 2 share option schemes or conversions of 2 convertible notes, these must be disclosed as 2 separate categories. 3. The percentage change in the number of issued shares (excluding treasury shares) of the listed issuer is to be calculated by reference to the opening balance of the number of issued shares (excluding treasury shares) being disclosed in this Next Day Disclosure Return. 4. In the case of a share repurchase or redemption, the “issue/ selling price per share” shall be construed as “repurchase price per share” or “redemption price per share”. Where shares have been issued/ sold/ repurchased/ redeemed at more than one price per share, a volume-weighted average price per share should be given. 5. The closing balance date is the date of the last relevant event being disclosed. 6. For repurchase or redemption of shares, disclosure is required when the relevant event has occurred (subject to the provisions of Main Board Rules 10.06(4)(a), 13.25A and 13.31 / GEM Rules 13.13(1), 17.27A and 17.35), even if the repurchased or redeemed shares have not yet been cancelled. If repurchased or redeemed shares are to be cancelled upon settlement of such repurchase or redemption after the closing balance date, they shall remain part of the issued shares as at the closing balance date in Part A. Details of these repurchased or redeemed shares shall be disclosed in Part B. 7. Items (i) to (viii) are suggested forms of confirmation. The listed issuer may amend the item(s) that is/are not applicable to meet individual cases. 8. “Identical” means in this context: - the securities are of the same nominal value with the same amount called up or paid up; - they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and - they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respects.

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FF305 Page 9 of 11 v 1.3.0 Section II must also be completed by a listed issuer where it has made a repurchase of shares which is discloseable under Main Board Rule 10.06(4)(a) / GEM Rule 13.13(1). Repurchase report Section II 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Repurchase report Trading date Number of shares repurchased Method of repurchase (Note 1) Repurchase price per share or highest repurchase price per share $ Lowest repurchase price per share $ Aggregate price paid $ 1). 06 October 2026 210,000 On another stock exchange New York Stock Exchange USD 1.1533 USD 1.1033 USD 237,393.35 Total number of shares repurchased 210,000 Aggregate price paid $ USD 237,393.35 Number of shares repurchased for cancellation 210,000 Number of shares repurchased for holding as treasury shares 0 B. Additional information for issuer who has a primary listing on the Exchange 1). Date of the resolution granting the repurchase mandate 30 June 2026 2). Total number of shares which the issuer is authorised to repurchase under the repurchase mandate 25,461,758 3). Number of shares repurchased on the Exchange or another stock exchange under the repurchase mandate (a) 7,562,526 4). As a % of number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate (a) x 100 / number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate 2.97 % 5). Moratorium period for any issue of new shares, or sale or transfer of treasury shares after the share repurchase(s) set out in Part A (Note 2) Up to 05 November 2026

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FF305 Page 10 of 11 v 1.3.0 We hereby confirm that the repurchases made on another stock exchange set out in Part A above were made in accordance with the Main Board Rules and that there have been no material changes to the particulars contained in the Explanatory Statement dated June 8, 2026, which has been filed with the Exchange. We also confirm that any repurchases made on another stock exchange set out in Part A above were made in accordance with the domestic rules applying to repurchases on that other stock exchange. Remarks: B2) 25,461,758 was calculated based on 10% of the total number of issued and outstanding shares (excluding treasury shares) of the Company as at 30 June 2026, comprising 245,733,181 Class A ordinary shares (excluding 5,174,334 bulk issuance shares) and 15,233,755 Class B ordinary shares, deducting a total of 6,349,356 Class A ordinary shares represented by ADSs were repurchased on the New York Stock Exchange for cancellation but not yet canceled as at 30 June 2026. Notes to Section II: 1. Please state whether the repurchase was made on the Exchange, on another stock exchange (stating the name of the exchange), by private arrangement or by general offer. 2. Subject to the carve-out set out in Main Board Rule 10.06(3)(a)/ GEM Rule 13.12, an issuer may not (i) make a new issue of shares, or a sale or transfer of any treasury shares; or (ii) announce a proposed new issue of shares, or a sale or transfer of any treasury shares, for a period of 30 days after any purchase by it of shares, whether on the Exchange or otherwise, without the prior approval of the Exchange.

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FF305 Page 11 of 11 v 1.3.0 Section III must also be completed by a listed issuer where it has made a sale of treasury shares on the Exchange or any other stock exchange on which the issuer is listed which is discloseable under Main Board Rule 10.06B / GEM Rule 13.14B. Report of on-market sale of treasury shares Not applicable Submitted by: Lau Yee Wa (Name) Title: Company Secretary (Director, Secretary or other Duly Authorised Officer)

Exhibit 99.5

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FF305 Page 1 of 11 v 1.3.0 Next Day Disclosure Return (Equity issuer - changes in issued shares or treasury shares, share buybacks and/or on-market sales of treasury shares) Instrument: Equity issuer Status: New Submission Name of Issuer: Zhihu Inc. Date Submitted: 08 October 2026 Section I must be completed by a listed issuer where there has been a change in its issued shares or treasury shares which is discloseable pursuant to rule 13.25A of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Exchange”) (the “Main Board Rules”) or rule 17.27A of the Rules Governing the Listing of Securities on GEM of the Exchange (the “GEM Rules”). Section I 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Changes in issued shares or treasury shares Events Changes in issued shares (excluding treasury shares) Number of issued shares (excluding treasury shares) As a % of existing number of issued shares (excluding treasury shares) before the relevant event (Note 3) Changes in treasury shares Number of treasury shares Issue/ selling price per share (Note 4) Total number of issued shares Opening balance as at (Note 1) 06 October 2026 244,789,786 0 244,789,786 1). Other (please specify) See Part B Date of changes 07 October 2026 % Closing balance as at (Notes 5 and 6) 07 October 2026 244,789,786 0 244,789,786

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FF305 Page 2 of 11 v 1.3.0 B. Shares redeemed or repurchased for cancellation but not yet cancelled as at the closing balance date (Notes 5 and 6) 1). Shares repurchased for cancellation but not yet canceled Date of changes 01 July 2026 108,498 0.041 % USD 1.058 2). Shares repurchased for cancellation but not yet canceled Date of changes 02 July 2026 135,000 0.051 % USD 1.0484 3). Shares repurchased for cancellation but not yet canceled Date of changes 06 July 2026 113,208 0.043 % USD 1.0608 4). Shares repurchased for cancellation but not yet canceled Date of changes 07 July 2026 100,641 0.038 % USD 1.0811 5). Shares repurchased for cancellation but not yet canceled Date of changes 08 July 2026 111,318 0.042 % USD 1.0705 6). Shares repurchased for cancellation but not yet canceled Date of changes 09 July 2026 124,254 0.047 % USD 1.0615 7). Shares repurchased for cancellation but not yet canceled Date of changes 10 July 2026 122,445 0.046 % USD 1.0899 8). Shares repurchased for cancellation but not yet canceled Date of changes 13 July 2026 131,334 0.049 % USD 1.0908 9). Shares repurchased for cancellation but not yet canceled Date of changes 14 July 2026 129,330 0.049 % USD 1.0944 10). Shares repurchased for cancellation but not yet canceled Date of changes 15 July 2026 127,896 0.048 % USD 1.0944 11). Shares repurchased for cancellation but not yet canceled Date of changes 16 July 2026 90,432 0.034 % USD 1.0858

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FF305 Page 3 of 11 v 1.3.0 12). Shares repurchased for cancellation but not yet canceled Date of changes 17 July 2026 112,047 0.042 % USD 1.0523 13). Shares repurchased for cancellation but not yet canceled Date of changes 20 July 2026 126,138 0.047 % USD 1.0626 14). Shares repurchased for cancellation but not yet canceled Date of changes 21 July 2026 77,673 0.029 % USD 1.0594 15). Shares repurchased for cancellation but not yet canceled Date of changes 22 July 2026 84,732 0.032 % USD 1.0557 16). Shares repurchased for cancellation but not yet canceled Date of changes 23 July 2026 127,761 0.048 % USD 1.0416 17). Shares repurchased for cancellation but not yet canceled Date of changes 24 July 2026 131,601 0.049 % USD 1.0576 18). Shares repurchased for cancellation but not yet canceled Date of changes 27 July 2026 114,864 0.043 % USD 1.0785 19). Shares repurchased for cancellation but not yet canceled Date of changes 28 July 2026 98,460 0.038 % USD 1.0896 20). Shares repurchased for cancellation but not yet canceled Date of changes 29 July 2026 104,430 0.04 % USD 1.1116 21). Shares repurchased for cancellation but not yet canceled Date of changes 30 July 2026 105,000 0.04 % USD 1.0914 22). Shares repurchased for cancellation but not yet canceled Date of changes 31 July 2026 97,752 0.038 % USD 1.0926 23). Shares repurchased for cancellation but not yet canceled Date of changes 03 August 2026 97,581 0.038 % USD 1.1041

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FF305 Page 4 of 11 v 1.3.0 24). Shares repurchased for cancellation but not yet canceled Date of changes 04 August 2026 105,000 0.04 % USD 1.1066 25). Shares repurchased for cancellation but not yet canceled Date of changes 05 August 2026 100,644 0.039 % USD 1.0945 26). Shares repurchased for cancellation but not yet canceled Date of changes 06 August 2026 96,618 0.037 % USD 1.0838 27). Shares repurchased for cancellation but not yet canceled Date of changes 07 August 2026 80,502 0.031 % USD 1.0825 28). Shares repurchased for cancellation but not yet canceled Date of changes 10 August 2026 101,289 0.039 % USD 1.0986 29). Shares repurchased for cancellation but not yet canceled Date of changes 11 August 2026 95,079 0.037 % USD 1.1015 30). Shares repurchased for cancellation but not yet canceled Date of changes 12 August 2026 86,001 0.033 % USD 1.0653 31). Shares repurchased for cancellation but not yet canceled Date of changes 13 August 2026 99,522 0.038 % USD 1.0677 32). Shares repurchased for cancellation but not yet canceled Date of changes 14 August 2026 105,000 0.04 % USD 1.0618 33). Shares repurchased for cancellation but not yet canceled Date of changes 17 August 2026 119,613 0.046 % USD 1.0602 34). Shares repurchased for cancellation but not yet canceled Date of changes 18 August 2026 125,856 0.048 % USD 1.045 35). Shares repurchased for cancellation but not yet canceled Date of changes 19 August 2026 84,003 0.032 % USD 1.0551

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FF305 Page 5 of 11 v 1.3.0 36). Shares repurchased for cancellation but not yet canceled Date of changes 20 August 2026 125,856 0.048 % USD 1.0583 37). Shares repurchased for cancellation but not yet canceled Date of changes 21 August 2026 98,517 0.038 % USD 1.0739 38). Shares repurchased for cancellation but not yet canceled Date of changes 24 August 2026 76,596 0.029 % USD 1.0643 39). Shares repurchased for cancellation but not yet canceled Date of changes 25 August 2026 126,291 0.049 % USD 1.0561 40). Shares repurchased for cancellation but not yet canceled Date of changes 26 August 2026 122,064 0.047 % USD 1.0261 41). Shares repurchased for cancellation but not yet canceled Date of changes 27 August 2026 104,916 0.04 % USD 1.0219 42). Shares repurchased for cancellation but not yet canceled Date of changes 08 September 2026 10,500 0 % USD 0.8859 43). Shares repurchased for cancellation but not yet canceled Date of changes 09 September 2026 129,255 0.05 % USD 0.9217 44). Shares repurchased for cancellation but not yet canceled Date of changes 10 September 2026 127,650 0.049 % USD 0.9448 45). Shares repurchased for cancellation but not yet canceled Date of changes 11 September 2026 124,587 0.048 % USD 0.9427 46). Shares repurchased for cancellation but not yet canceled Date of changes 14 September 2026 165,837 0.064 % USD 0.9655 47). Shares repurchased for cancellation but not yet canceled Date of changes 15 September 2026 147,048 0.057 % USD 0.9759

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FF305 Page 6 of 11 v 1.3.0 48). Shares repurchased for cancellation but not yet canceled Date of changes 16 September 2026 178,473 0.069 % USD 1.0162 49). Shares repurchased for cancellation but not yet canceled Date of changes 17 September 2026 62,034 0.024 % USD 1.0452 50). Shares repurchased for cancellation but not yet canceled Date of changes 18 September 2026 179,073 0.069 % USD 1.061 51). Shares repurchased for cancellation but not yet canceled Date of changes 21 September 2026 97,146 0.037 % USD 1.0626 52). Shares repurchased for cancellation but not yet canceled Date of changes 22 September 2026 128,847 0.05 % USD 1.1656 53). Shares repurchased for cancellation but not yet canceled Date of changes 23 September 2026 180,000 0.069 % USD 1.1468 54). Shares repurchased for cancellation but not yet canceled Date of changes 24 September 2026 17,700 0.007 % USD 1.1911 55). Shares repurchased for cancellation but not yet canceled Date of changes 25 September 2026 150,000 0.058 % USD 1.283 56). Shares repurchased for cancellation but not yet canceled Date of changes 28 September 2026 207,870 0.08 % USD 1.2753 57). Shares repurchased for cancellation but not yet canceled Date of changes 29 September 2026 200,271 0.077 % USD 1.2133 58). Shares repurchased for cancellation but not yet canceled Date of changes 30 September 2026 184,587 0.071 % USD 1.2134 59). Shares repurchased for cancellation but not yet canceled Date of changes 01 October 2026 141,405 0.054 % USD 1.1847

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FF305 Page 7 of 11 v 1.3.0 60). Shares repurchased for cancellation but not yet canceled Date of changes 02 October 2026 150,000 0.058 % USD 1.1416 61). Shares repurchased for cancellation but not yet canceled Date of changes 05 October 2026 204,672 0.079 % USD 1.1434 62). Shares repurchased for cancellation but not yet canceled Date of changes 06 October 2026 210,000 0.081 % USD 1.1304 63). Shares repurchased for cancellation but not yet canceled Date of changes 07 October 2026 199,401 0.077 % USD 1.1641 Remarks: 66,467 ADS were repurchased on the New York Stock Exchange on October 7, 2026 (U.S. time) at US$3.4922 per ADS. Each ADS represents three class A ordinary shares. The percentage as stated in the above "Changes in issued shares (excluding treasury shares) as a % of existing number of issued shares (excluding treasury shares) before the relevant event" column was calculated based on the Company's issued shares of 259,652,105 (comprising 244,789,786 Class A ordinary shares and 14,862,319 Class B ordinary shares).

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FF305 Page 8 of 11 v 1.3.0 Confirmation Not applicable Notes to Section I: 1. Please insert the closing balance date of the last Next Day Disclosure Return published pursuant to Main Board Rule 13.25A / GEM Rule 17.27A or Monthly Return pursuant to Main Board Rule 13.25B / GEM Rule 17.27B, whichever is the later. 2. Please set out all changes in issued shares or treasury shares requiring disclosure pursuant to Main Board Rule 13.25A / GEM Rule 17.27A together with the relevant dates of changes. Each category will need to be disclosed individually with sufficient information to enable the user to identify the relevant category in the listed issuer's Monthly Return. For example, multiple issues of shares as a result of multiple exercises of share options under the same share option scheme or of multiple conversions under the same convertible note must be aggregated and disclosed as one category. However, if the issues resulted from exercises of share options under 2 share option schemes or conversions of 2 convertible notes, these must be disclosed as 2 separate categories. 3. The percentage change in the number of issued shares (excluding treasury shares) of the listed issuer is to be calculated by reference to the opening balance of the number of issued shares (excluding treasury shares) being disclosed in this Next Day Disclosure Return. 4. In the case of a share repurchase or redemption, the “issue/ selling price per share” shall be construed as “repurchase price per share” or “redemption price per share”. Where shares have been issued/ sold/ repurchased/ redeemed at more than one price per share, a volume-weighted average price per share should be given. 5. The closing balance date is the date of the last relevant event being disclosed. 6. For repurchase or redemption of shares, disclosure is required when the relevant event has occurred (subject to the provisions of Main Board Rules 10.06(4)(a), 13.25A and 13.31 / GEM Rules 13.13(1), 17.27A and 17.35), even if the repurchased or redeemed shares have not yet been cancelled. If repurchased or redeemed shares are to be cancelled upon settlement of such repurchase or redemption after the closing balance date, they shall remain part of the issued shares as at the closing balance date in Part A. Details of these repurchased or redeemed shares shall be disclosed in Part B. 7. Items (i) to (viii) are suggested forms of confirmation. The listed issuer may amend the item(s) that is/are not applicable to meet individual cases. 8. “Identical” means in this context: - the securities are of the same nominal value with the same amount called up or paid up; - they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and - they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respects.

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FF305 Page 9 of 11 v 1.3.0 Section II must also be completed by a listed issuer where it has made a repurchase of shares which is discloseable under Main Board Rule 10.06(4)(a) / GEM Rule 13.13(1). Repurchase report Section II 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Repurchase report Trading date Number of shares repurchased Method of repurchase (Note 1) Repurchase price per share or highest repurchase price per share $ Lowest repurchase price per share $ Aggregate price paid $ 1). 07 October 2026 199,401 On another stock exchange New York Stock Exchange USD 1.1667 USD 1.1467 USD 232,115.35 Total number of shares repurchased 199,401 Aggregate price paid $ USD 232,115.35 Number of shares repurchased for cancellation 199,401 Number of shares repurchased for holding as treasury shares 0 B. Additional information for issuer who has a primary listing on the Exchange 1). Date of the resolution granting the repurchase mandate 30 June 2026 2). Total number of shares which the issuer is authorised to repurchase under the repurchase mandate 25,461,758 3). Number of shares repurchased on the Exchange or another stock exchange under the repurchase mandate (a) 7,761,927 4). As a % of number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate (a) x 100 / number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate 3.048 % 5). Moratorium period for any issue of new shares, or sale or transfer of treasury shares after the share repurchase(s) set out in Part A (Note 2) Up to 06 November 2026

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FF305 Page 10 of 11 v 1.3.0 We hereby confirm that the repurchases made on another stock exchange set out in Part A above were made in accordance with the Main Board Rules and that there have been no material changes to the particulars contained in the Explanatory Statement dated June 8, 2026, which has been filed with the Exchange. We also confirm that any repurchases made on another stock exchange set out in Part A above were made in accordance with the domestic rules applying to repurchases on that other stock exchange. Remarks: B2) 25,461,758 was calculated based on 10% of the total number of issued and outstanding shares (excluding treasury shares) of the Company as at 30 June 2026, comprising 245,733,181 Class A ordinary shares (excluding 5,174,334 bulk issuance shares) and 15,233,755 Class B ordinary shares, deducting a total of 6,349,356 Class A ordinary shares represented by ADSs were repurchased on the New York Stock Exchange for cancellation but not yet canceled as at 30 June 2026. Notes to Section II: 1. Please state whether the repurchase was made on the Exchange, on another stock exchange (stating the name of the exchange), by private arrangement or by general offer. 2. Subject to the carve-out set out in Main Board Rule 10.06(3)(a)/ GEM Rule 13.12, an issuer may not (i) make a new issue of shares, or a sale or transfer of any treasury shares; or (ii) announce a proposed new issue of shares, or a sale or transfer of any treasury shares, for a period of 30 days after any purchase by it of shares, whether on the Exchange or otherwise, without the prior approval of the Exchange.

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FF305 Page 11 of 11 v 1.3.0 Section III must also be completed by a listed issuer where it has made a sale of treasury shares on the Exchange or any other stock exchange on which the issuer is listed which is discloseable under Main Board Rule 10.06B / GEM Rule 13.14B. Report of on-market sale of treasury shares Not applicable Submitted by: Lau Yee Wa (Name) Title: Company Secretary (Director, Secretary or other Duly Authorised Officer)

Exhibit 99.6

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FF305 Page 1 of 11 v 1.3.0 Next Day Disclosure Return (Equity issuer - changes in issued shares or treasury shares, share buybacks and/or on-market sales of treasury shares) Instrument: Equity issuer Status: New Submission Name of Issuer: Zhihu Inc. Date Submitted: 09 October 2026 Section I must be completed by a listed issuer where there has been a change in its issued shares or treasury shares which is discloseable pursuant to rule 13.25A of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Exchange”) (the “Main Board Rules”) or rule 17.27A of the Rules Governing the Listing of Securities on GEM of the Exchange (the “GEM Rules”). Section I 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Changes in issued shares or treasury shares Events Changes in issued shares (excluding treasury shares) Number of issued shares (excluding treasury shares) As a % of existing number of issued shares (excluding treasury shares) before the relevant event (Note 3) Changes in treasury shares Number of treasury shares Issue/ selling price per share (Note 4) Total number of issued shares Opening balance as at (Note 1) 07 October 2026 244,789,786 0 244,789,786 1). Other (please specify) See Part B Date of changes 08 October 2026 % Closing balance as at (Notes 5 and 6) 08 October 2026 244,789,786 0 244,789,786

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FF305 Page 2 of 11 v 1.3.0 B. Shares redeemed or repurchased for cancellation but not yet cancelled as at the closing balance date (Notes 5 and 6) 1). Shares repurchased for cancellation but not yet canceled Date of changes 01 July 2026 108,498 0.041 % USD 1.058 2). Shares repurchased for cancellation but not yet canceled Date of changes 02 July 2026 135,000 0.051 % USD 1.0484 3). Shares repurchased for cancellation but not yet canceled Date of changes 06 July 2026 113,208 0.043 % USD 1.0608 4). Shares repurchased for cancellation but not yet canceled Date of changes 07 July 2026 100,641 0.038 % USD 1.0811 5). Shares repurchased for cancellation but not yet canceled Date of changes 08 July 2026 111,318 0.042 % USD 1.0705 6). Shares repurchased for cancellation but not yet canceled Date of changes 09 July 2026 124,254 0.047 % USD 1.0615 7). Shares repurchased for cancellation but not yet canceled Date of changes 10 July 2026 122,445 0.046 % USD 1.0899 8). Shares repurchased for cancellation but not yet canceled Date of changes 13 July 2026 131,334 0.049 % USD 1.0908 9). Shares repurchased for cancellation but not yet canceled Date of changes 14 July 2026 129,330 0.049 % USD 1.0944 10). Shares repurchased for cancellation but not yet canceled Date of changes 15 July 2026 127,896 0.048 % USD 1.0944 11). Shares repurchased for cancellation but not yet canceled Date of changes 16 July 2026 90,432 0.034 % USD 1.0858

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FF305 Page 3 of 11 v 1.3.0 12). Shares repurchased for cancellation but not yet canceled Date of changes 17 July 2026 112,047 0.042 % USD 1.0523 13). Shares repurchased for cancellation but not yet canceled Date of changes 20 July 2026 126,138 0.047 % USD 1.0626 14). Shares repurchased for cancellation but not yet canceled Date of changes 21 July 2026 77,673 0.029 % USD 1.0594 15). Shares repurchased for cancellation but not yet canceled Date of changes 22 July 2026 84,732 0.032 % USD 1.0557 16). Shares repurchased for cancellation but not yet canceled Date of changes 23 July 2026 127,761 0.048 % USD 1.0416 17). Shares repurchased for cancellation but not yet canceled Date of changes 24 July 2026 131,601 0.049 % USD 1.0576 18). Shares repurchased for cancellation but not yet canceled Date of changes 27 July 2026 114,864 0.043 % USD 1.0785 19). Shares repurchased for cancellation but not yet canceled Date of changes 28 July 2026 98,460 0.038 % USD 1.0896 20). Shares repurchased for cancellation but not yet canceled Date of changes 29 July 2026 104,430 0.04 % USD 1.1116 21). Shares repurchased for cancellation but not yet canceled Date of changes 30 July 2026 105,000 0.04 % USD 1.0914 22). Shares repurchased for cancellation but not yet canceled Date of changes 31 July 2026 97,752 0.038 % USD 1.0926 23). Shares repurchased for cancellation but not yet canceled Date of changes 03 August 2026 97,581 0.038 % USD 1.1041

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FF305 Page 4 of 11 v 1.3.0 24). Shares repurchased for cancellation but not yet canceled Date of changes 04 August 2026 105,000 0.04 % USD 1.1066 25). Shares repurchased for cancellation but not yet canceled Date of changes 05 August 2026 100,644 0.039 % USD 1.0945 26). Shares repurchased for cancellation but not yet canceled Date of changes 06 August 2026 96,618 0.037 % USD 1.0838 27). Shares repurchased for cancellation but not yet canceled Date of changes 07 August 2026 80,502 0.031 % USD 1.0825 28). Shares repurchased for cancellation but not yet canceled Date of changes 10 August 2026 101,289 0.039 % USD 1.0986 29). Shares repurchased for cancellation but not yet canceled Date of changes 11 August 2026 95,079 0.037 % USD 1.1015 30). Shares repurchased for cancellation but not yet canceled Date of changes 12 August 2026 86,001 0.033 % USD 1.0653 31). Shares repurchased for cancellation but not yet canceled Date of changes 13 August 2026 99,522 0.038 % USD 1.0677 32). Shares repurchased for cancellation but not yet canceled Date of changes 14 August 2026 105,000 0.04 % USD 1.0618 33). Shares repurchased for cancellation but not yet canceled Date of changes 17 August 2026 119,613 0.046 % USD 1.0602 34). Shares repurchased for cancellation but not yet canceled Date of changes 18 August 2026 125,856 0.048 % USD 1.045 35). Shares repurchased for cancellation but not yet canceled Date of changes 19 August 2026 84,003 0.032 % USD 1.0551

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FF305 Page 5 of 11 v 1.3.0 36). Shares repurchased for cancellation but not yet canceled Date of changes 20 August 2026 125,856 0.048 % USD 1.0583 37). Shares repurchased for cancellation but not yet canceled Date of changes 21 August 2026 98,517 0.038 % USD 1.0739 38). Shares repurchased for cancellation but not yet canceled Date of changes 24 August 2026 76,596 0.029 % USD 1.0643 39). Shares repurchased for cancellation but not yet canceled Date of changes 25 August 2026 126,291 0.049 % USD 1.0561 40). Shares repurchased for cancellation but not yet canceled Date of changes 26 August 2026 122,064 0.047 % USD 1.0261 41). Shares repurchased for cancellation but not yet canceled Date of changes 27 August 2026 104,916 0.04 % USD 1.0219 42). Shares repurchased for cancellation but not yet canceled Date of changes 08 September 2026 10,500 0 % USD 0.8859 43). Shares repurchased for cancellation but not yet canceled Date of changes 09 September 2026 129,255 0.05 % USD 0.9217 44). Shares repurchased for cancellation but not yet canceled Date of changes 10 September 2026 127,650 0.049 % USD 0.9448 45). Shares repurchased for cancellation but not yet canceled Date of changes 11 September 2026 124,587 0.048 % USD 0.9427 46). Shares repurchased for cancellation but not yet canceled Date of changes 14 September 2026 165,837 0.064 % USD 0.9655 47). Shares repurchased for cancellation but not yet canceled Date of changes 15 September 2026 147,048 0.057 % USD 0.9759

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FF305 Page 6 of 11 v 1.3.0 48). Shares repurchased for cancellation but not yet canceled Date of changes 16 September 2026 178,473 0.069 % USD 1.0162 49). Shares repurchased for cancellation but not yet canceled Date of changes 17 September 2026 62,034 0.024 % USD 1.0452 50). Shares repurchased for cancellation but not yet canceled Date of changes 18 September 2026 179,073 0.069 % USD 1.061 51). Shares repurchased for cancellation but not yet canceled Date of changes 21 September 2026 97,146 0.037 % USD 1.0626 52). Shares repurchased for cancellation but not yet canceled Date of changes 22 September 2026 128,847 0.05 % USD 1.1656 53). Shares repurchased for cancellation but not yet canceled Date of changes 23 September 2026 180,000 0.069 % USD 1.1468 54). Shares repurchased for cancellation but not yet canceled Date of changes 24 September 2026 17,700 0.007 % USD 1.1911 55). Shares repurchased for cancellation but not yet canceled Date of changes 25 September 2026 150,000 0.058 % USD 1.283 56). Shares repurchased for cancellation but not yet canceled Date of changes 28 September 2026 207,870 0.08 % USD 1.2753 57). Shares repurchased for cancellation but not yet canceled Date of changes 29 September 2026 200,271 0.077 % USD 1.2133 58). Shares repurchased for cancellation but not yet canceled Date of changes 30 September 2026 184,587 0.071 % USD 1.2134 59). Shares repurchased for cancellation but not yet canceled Date of changes 01 October 2026 141,405 0.054 % USD 1.1847

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FF305 Page 7 of 11 v 1.3.0 60). Shares repurchased for cancellation but not yet canceled Date of changes 02 October 2026 150,000 0.058 % USD 1.1416 61). Shares repurchased for cancellation but not yet canceled Date of changes 05 October 2026 204,672 0.079 % USD 1.1434 62). Shares repurchased for cancellation but not yet canceled Date of changes 06 October 2026 210,000 0.081 % USD 1.1304 63). Shares repurchased for cancellation but not yet canceled Date of changes 07 October 2026 199,401 0.077 % USD 1.1641 64). Shares repurchased for cancellation but not yet canceled Date of changes 08 October 2026 191,037 0.074 % USD 1.1539 Remarks: 63,679 ADS were repurchased on the New York Stock Exchange on October 8, 2026 (U.S. time) at US$3.4618 per ADS. Each ADS represents three class A ordinary shares. The percentage as stated in the above "Changes in issued shares (excluding treasury shares) as a % of existing number of issued shares (excluding treasury shares) before the relevant event" column was calculated based on the Company's issued shares of 259,652,105 (comprising 244,789,786 Class A ordinary shares and 14,862,319 Class B ordinary shares).

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FF305 Page 8 of 11 v 1.3.0 Confirmation Not applicable Notes to Section I: 1. Please insert the closing balance date of the last Next Day Disclosure Return published pursuant to Main Board Rule 13.25A / GEM Rule 17.27A or Monthly Return pursuant to Main Board Rule 13.25B / GEM Rule 17.27B, whichever is the later. 2. Please set out all changes in issued shares or treasury shares requiring disclosure pursuant to Main Board Rule 13.25A / GEM Rule 17.27A together with the relevant dates of changes. Each category will need to be disclosed individually with sufficient information to enable the user to identify the relevant category in the listed issuer's Monthly Return. For example, multiple issues of shares as a result of multiple exercises of share options under the same share option scheme or of multiple conversions under the same convertible note must be aggregated and disclosed as one category. However, if the issues resulted from exercises of share options under 2 share option schemes or conversions of 2 convertible notes, these must be disclosed as 2 separate categories. 3. The percentage change in the number of issued shares (excluding treasury shares) of the listed issuer is to be calculated by reference to the opening balance of the number of issued shares (excluding treasury shares) being disclosed in this Next Day Disclosure Return. 4. In the case of a share repurchase or redemption, the “issue/ selling price per share” shall be construed as “repurchase price per share” or “redemption price per share”. Where shares have been issued/ sold/ repurchased/ redeemed at more than one price per share, a volume-weighted average price per share should be given. 5. The closing balance date is the date of the last relevant event being disclosed. 6. For repurchase or redemption of shares, disclosure is required when the relevant event has occurred (subject to the provisions of Main Board Rules 10.06(4)(a), 13.25A and 13.31 / GEM Rules 13.13(1), 17.27A and 17.35), even if the repurchased or redeemed shares have not yet been cancelled. If repurchased or redeemed shares are to be cancelled upon settlement of such repurchase or redemption after the closing balance date, they shall remain part of the issued shares as at the closing balance date in Part A. Details of these repurchased or redeemed shares shall be disclosed in Part B. 7. Items (i) to (viii) are suggested forms of confirmation. The listed issuer may amend the item(s) that is/are not applicable to meet individual cases. 8. “Identical” means in this context: - the securities are of the same nominal value with the same amount called up or paid up; - they are entitled to dividend/interest at the same rate and for the same period, so that at the next ensuing distribution, the dividend/interest payable per unit will amount to exactly the same sum (gross and net); and - they carry the same rights as to unrestricted transfer, attendance and voting at meetings and rank pari passu in all other respects.

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FF305 Page 9 of 11 v 1.3.0 Section II must also be completed by a listed issuer where it has made a repurchase of shares which is discloseable under Main Board Rule 10.06(4)(a) / GEM Rule 13.13(1). Repurchase report Section II 1. Class of shares WVR ordinary shares Type of shares A Listed on the Exchange Yes Stock code (if listed) 02390 Description A. Repurchase report Trading date Number of shares repurchased Method of repurchase (Note 1) Repurchase price per share or highest repurchase price per share $ Lowest repurchase price per share $ Aggregate price paid $ 1). 08 October 2026 191,037 On another stock exchange New York Stock Exchange USD 1.1633 USD 1.1333 USD 220,440.99 Total number of shares repurchased 191,037 Aggregate price paid $ USD 220,440.99 Number of shares repurchased for cancellation 191,037 Number of shares repurchased for holding as treasury shares 0 B. Additional information for issuer who has a primary listing on the Exchange 1). Date of the resolution granting the repurchase mandate 30 June 2026 2). Total number of shares which the issuer is authorised to repurchase under the repurchase mandate 25,461,758 3). Number of shares repurchased on the Exchange or another stock exchange under the repurchase mandate (a) 7,952,964 4). As a % of number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate (a) x 100 / number of issued shares (excluding treasury shares) as at the date of the resolution granting the repurchase mandate 3.123 % 5). Moratorium period for any issue of new shares, or sale or transfer of treasury shares after the share repurchase(s) set out in Part A (Note 2) Up to 07 November 2026

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FF305 Page 10 of 11 v 1.3.0 We hereby confirm that the repurchases made on another stock exchange set out in Part A above were made in accordance with the Main Board Rules and that there have been no material changes to the particulars contained in the Explanatory Statement dated June 8, 2026, which has been filed with the Exchange. We also confirm that any repurchases made on another stock exchange set out in Part A above were made in accordance with the domestic rules applying to repurchases on that other stock exchange. Remarks: B2) 25,461,758 was calculated based on 10% of the total number of issued and outstanding shares (excluding treasury shares) of the Company as at 30 June 2026, comprising 245,733,181 Class A ordinary shares (excluding 5,174,334 bulk issuance shares) and 15,233,755 Class B ordinary shares, deducting a total of 6,349,356 Class A ordinary shares represented by ADSs were repurchased on the New York Stock Exchange for cancellation but not yet canceled as at 30 June 2026. Notes to Section II: 1. Please state whether the repurchase was made on the Exchange, on another stock exchange (stating the name of the exchange), by private arrangement or by general offer. 2. Subject to the carve-out set out in Main Board Rule 10.06(3)(a)/ GEM Rule 13.12, an issuer may not (i) make a new issue of shares, or a sale or transfer of any treasury shares; or (ii) announce a proposed new issue of shares, or a sale or transfer of any treasury shares, for a period of 30 days after any purchase by it of shares, whether on the Exchange or otherwise, without the prior approval of the Exchange.

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FF305 Page 11 of 11 v 1.3.0 Section III must also be completed by a listed issuer where it has made a sale of treasury shares on the Exchange or any other stock exchange on which the issuer is listed which is discloseable under Main Board Rule 10.06B / GEM Rule 13.14B. Report of on-market sale of treasury shares Not applicable Submitted by: Lau Yee Wa (Name) Title: Company Secretary (Director, Secretary or other Duly Authorised Officer)

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