Baidu, Inc. filings document foreign-issuer disclosures for an AI-focused internet company listed through Nasdaq ADSs and Hong Kong ordinary shares. Form 6-K reports include financial-results releases, board meeting announcements, annual general meeting materials, annual report notices and Hong Kong listing announcements, while Form 20-F reporting covers audited annual information for the company.
The filings also describe Baidu's ADS structure, in which each ADS represents eight Class A ordinary shares, and its weighted voting rights structure with Class A and Class B ordinary shares. Other disclosures address board and committee governance, share repurchase authorization, dividend policy, capital-return actions and current-report updates for Baidu's operating and corporate matters.
Baidu, Inc. reported that 10,172,850 Class A ordinary shares had been repurchased on The Stock Exchange of Hong Kong Limited and were pending cancellation as of September 30, 2026. Issued shares excluding treasury shares at month-end were 2,209,541,178 Class A ordinary shares and 524,020,320 Class B ordinary shares; both counts were unchanged from the preceding month. The company’s Primary Conversion became effective on September 1, 2026. During September, 495,080 restricted share units lapsed under the 2018 Share Incentive Plan and 811,696 lapsed under the 2023 Share Incentive Plan.
Baidu, Inc. is the issuer of a Form 144 notice filed by Goldman Sachs & Co. LLC on behalf of Melissa Dongmin, identified as an affiliate, for a proposed sale of 122,629 ADS, each representing eight ordinary shares. The notice lists an aggregate market value of $10,667,496.71 and October 5, 2026 as the approximate sale date. The proposed sales are made in connection with a selling plan dated December 23, 2025, intended to comply with Rule 10b5-1(c). The past-sales table lists Melissa Dongmin Ma transactions, including 9,433 ADS on July 6, 2026, for $1,073,963.09. The ADS were acquired from the issuer in a private transaction on January 1, 2005.
Baidu, Inc. repurchased 586,600 Class A ordinary shares on the Exchange on September 30, 2026, for an aggregate price paid of HKD 49,996,269.96. The repurchase price ranged from HKD 84.55 to HKD 86.15 per share. The shares were repurchased for cancellation but had not yet been cancelled at the September 30 closing balance.
Issued shares excluding treasury shares were 2,209,541,178 at the September 30 closing balance, matching the September 29 opening balance. Under the repurchase mandate, 10,172,850 shares (0.372%) had been repurchased up to October 30, 2026; the mandate authorized repurchases of 273,356,149 shares.
Baidu, Inc. repurchased 589,950 Class A ordinary shares on the Exchange on September 29, 2026, for cancellation, at an aggregate price paid of HKD 49,998,675.47. The reported highest and lowest prices were HKD 85.15 and HKD 84.1 per share.
Repurchases under the mandate totaled 9,586,250 shares, equal to 0.351% of issued shares excluding treasury shares as of the August 26, 2026 resolution date; the mandate authorized repurchases of 273,356,149 shares. Issued shares excluding treasury shares were 2,209,541,178 at both the September 28 opening and September 29 closing balances, while the reported repurchased shares remained uncancelled as of the closing balance date.
Baidu, Inc. reported repurchasing 583,700 Class A ordinary shares on the Exchange on September 28, 2026, for cancellation. The price range was HKD 85.05 to HKD 86.6 per share, and the aggregate price paid was HKD 49,996,356.54. The shares were listed as repurchased for cancellation but not yet cancelled at the September 28 closing balance; the reported issued-share count excluding treasury shares was 2,209,541,178.
The return also lists 8,996,300 shares repurchased under the mandate, equal to 0.329% of issued shares excluding treasury shares as of August 26, 2026. The mandate authorized repurchases of 273,356,149 shares.
Baidu, Inc. repurchased 589,050 Class A ordinary shares on September 25, 2026, on the Stock Exchange of Hong Kong, for cancellation; the shares had not yet been cancelled. The reported volume-weighted average repurchase price was HKD 84.8759 per share, with an aggregate price paid of HKD 49,996,148.9.
Issued shares excluding treasury shares stood at 2,209,541,178 as of September 25, 2026. The stated moratorium on issuing new shares or selling or transferring treasury shares runs up to October 25, 2026.
Baidu, Inc. repurchased 576,400 Class A ordinary shares on the Exchange on September 24, 2026, for cancellation. The reported per-share prices ranged from HKD 86.1 to HKD 88.1, and the aggregate price paid was HKD 49,991,690.76.
The shares were reported as repurchased but not yet cancelled. Issued shares excluding treasury shares were 2,209,541,178 at both the September 23, 2026 opening balance and September 24, 2026 closing balance. Separately, 7,823,550 shares (0.286%) were repurchased under the mandate.
Baidu, Inc. reported that it repurchased 552,450 Class A ordinary shares on the Exchange on September 22, 2026, for cancellation. The aggregate price paid was HKD 49,995,841.08; the reported high and low prices were HKD 92.4 and HKD 89.1 per share.
The under-mandate total is listed as 6,685,350 shares, or 0.245%, alongside the date “up to October 22, 2026”; the mandate authorizes repurchases of 273,356,149 shares. At the September 22 closing balance, Baidu had 2,209,541,178 issued shares excluding treasury shares. The repurchased shares were reported as awaiting cancellation.
Baidu, Inc. (BIDU) reported to Hong Kong regulators that its issued Class A ordinary shares remained at 2,209,541,178 as of September 21, 2026, while detailing recent share repurchases conducted on The Stock Exchange of Hong Kong.
On September 21, 2026 Baidu repurchased 560,000 Class A shares on the Exchange at prices between HKD 88.00 and HKD 90.45, for an aggregate consideration of HKD 49,739,312, to be cancelled. Under a repurchase mandate granted on August 26, 2026, Baidu is authorised to repurchase up to 273,356,149 shares and has repurchased 6,132,900 shares to date, representing 0.224% of issued shares (excluding treasury shares) as at the mandate date. A moratorium period applies to new share issues or sales or transfers of treasury shares up to October 21, 2026 following these repurchases.