Vanguard reports 2,343,118 Ziff Davis shares

Rhea-AI Filing Summary

Ziff Davis Inc: Vanguard Portfolio Management reports beneficial ownership of 2,343,118 shares of Ziff Davis common stock, representing 6.19% of the class as disclosed in a Schedule 13G. The filing shows 79,810 shares of sole voting power and sole dispositive power over 2,343,118 shares. The statement notes holdings include securities of Vanguard funds and accounts for which Vanguard exercises dispositive power. Filing signature is dated 04/29/2026 and the cover lists 03/31/2026 as the reporting date.

Insights

Institutional Ownership Analyst

Vanguard holds a meaningful passive stake in Ziff Davis (6.19%).

Schedule 13G filings indicate passive institutional investors reporting ownership above 5% without activist intent. The filing lists 2,343,118 shares and 79,810 shares of sole voting power as of 03/31/2026, per the cover information.

Cash‑flow treatment or any planned disposition is not stated; subsequent filings would show changes. For now, this is a disclosure of existing managed-account and fund holdings under Vanguard’s dispositive authority.

Corporate Governance Specialist

Ownership structure shows dispositive control resides with Vanguard Portfolio Management LLC.

The filing clarifies that dispositive power covers securities held by Vanguard funds and managed accounts, while voting power reported is substantially lower (79,810 shares). This split is common for large asset managers.

Monitor future filings for any change to voting power or an ownership filing that shifts from Schedule 13G to 13D, which would indicate activist intent.

Key Figures

Beneficial ownership: 2,343,118 shares Percent of class: 6.19% Sole voting power: 79,810 shares +3 more

6 metrics

Beneficial ownership 2,343,118 shares reported as beneficially owned (Schedule 13G)

Percent of class 6.19% percent of class reported in Item 4

Sole voting power 79,810 shares sole power to vote, Item 4(i)

Sole dispositive power 2,343,118 shares sole power to dispose, Item 4(iii)

CUSIP 48123V102 security identifier for Ziff Davis common stock

Reporting period 03/31/2026 cover reporting date listed on the filing

Key Terms

Schedule 13G, Beneficially owned, Sole dispositive power, Investment Company Act of 1940

4 terms

Schedule 13G regulatory

"Schedule 13G indicates passive institutional ownership filings"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

Beneficially owned financial

"Amount beneficially owned: 2343118"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

Sole dispositive power regulatory

"Sole power to dispose or to direct the disposition of: 2343118"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

Investment Company Act of 1940 regulatory

"investment companies registered under the Investment Company Act of 1940"

A U.S. federal law that sets the rulebook for pooled investment vehicles such as mutual funds, exchange-traded funds and similar money managers, requiring them to register with regulators, disclose holdings and fees, limit conflicts of interest, and follow governance standards. It matters to investors because these protections and transparency rules act like a referee and scoreboard, helping people compare funds, trust that managers follow fair practices, and spot hidden costs or risks.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake does Vanguard Portfolio Management report in Ziff Davis (ZD)?

Vanguard Portfolio Management reports beneficial ownership of 2,343,118 shares, equal to 6.19% of Ziff Davis common stock, per the Schedule 13G filing tied to 03/31/2026. The filing attributes dispositive power to Vanguard over these shares.

How much voting power does Vanguard hold in Ziff Davis?

The filing reports Vanguard has sole voting power for 79,810 shares of Ziff Davis common stock. It separately reports sole dispositive power over 2,343,118 shares, indicating voting and dispositive counts differ.

Does the Schedule 13G indicate Vanguard plans to active engage with Ziff Davis?

No. A Schedule 13G typically signals passive institutional ownership; the filing does not state activist intent or plans. It lists holdings across Vanguard funds and managed accounts under Vanguard’s dispositive authority.

What date and signature appear on the filing for Vanguard’s Ziff Davis stake?

The cover shows the report date 03/31/2026 and the filing is signed by Ashley Grim, Head of Global Fund Administration, with the signature date 04/29/2026 on the Schedule 13G.

Are Vanguard’s holdings in Ziff Davis held in funds or separate accounts?

The filing states holdings include securities held by Vanguard funds and managed accounts over which Vanguard Portfolio Management LLC or affiliates exercise dispositive power, rather than indicating a single account or fund holds the entire position.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/29/2026 - 04:08 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Ziff Davis Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

48123V102

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 48123V102

1

Names of Reporting Persons

Vanguard Portfolio Management

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

PENNSYLVANIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 79,810.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 2,343,118.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,343,118.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

6.19 %

12

Type of Reporting Person (See Instructions)

IA

Comment for Type of Reporting Person: In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by Vanguard Portfolio Management LLC and the following affiliates of Vanguard Portfolio Management LLC or business divisions of such affiliates: Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC. This Schedule 13G includes securities held by Vanguard funds, or sleeves thereof, over which Vanguard Portfolio Management LLC exercises dispositive power, in addition to securities held by clients over which the affiliates or business divisions of such affiliates indicated above exercise dispositive and/or voting power. This Schedule 13G does not include securities, if any, beneficially owned by other subsidiaries or affiliates of Vanguard Portfolio Management LLC, or business divisions of such subsidiaries whose ownership of securities is disaggregated from that of the reporting business unit in accordance with such release.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Ziff Davis Inc
(b)	Address of issuer's principal executive offices: 114 5th Avenue, 15th Floor, New York, NY, 10011
Item 2.
(a)	Name of person filing: Vanguard Portfolio Management
(b)	Address or principal business office or, if none, residence: 100 Vanguard Blvd,, Malvern, PA, 19355
(c)	Citizenship: PA
(d)	Title of class of securities: Common Stock
(e)	CUSIP Number(s): 48123V102
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 2343118
(b)	Percent of class: 6.19 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 79810
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 2343118
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. Vanguard Portfolio Management, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities reported herein.No one other person's interest in the securities reported herein is more than 5%.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Vanguard Portfolio Management

Signature:	Ashley Grim
Name/Title:	Head of Global Fund Administration
Date:	04/29/2026