[Form 4] DoubleVerify Holdings, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Andrew E. Grimmig, Chief Legal Officer of DoubleVerify Holdings, Inc. (DV), reported an insider sale. On 09/17/2025 Mr. Grimmig sold 4,096 shares of Common Stock at $12.99 per share. The sale was effected under a Rule 10b5-1 trading plan adopted by the reporting person on June 18, 2025. Following the reported disposition, the filing shows Mr. Grimmig beneficially owns 96,301 shares, held directly. The Form 4 was signed on 09/19/2025 and discloses the transaction and the trading-plan explanation provided by the reporting person.

Positive

• Sale executed under a Rule 10b5-1 trading plan, indicating pre-authorized trading and adherence to insider trading procedures
• Timely disclosure via Form 4 with a signed statement dated 09/19/2025 provides transparency to the market

Negative

• Insider disposition of 4,096 shares at $12.99 reduces the reporting person’s direct holdings
• No contextual company financial information is provided in the filing to explain the reason or materiality of the sale

Insights

Securities Analyst

TL;DR: Routine insider sale under a pre-established 10b5-1 plan; disclosure provides transparency but is not itself a company performance signal.

The Form 4 records a sale of 4,096 shares by the Chief Legal Officer at $12.99 on 09/17/2025, with 96,301 shares remaining beneficially owned. The filing explicitly states the sale was made pursuant to a Rule 10b5-1 trading plan adopted 06/18/2025, which indicates the trades were pre-authorized and not necessarily timed to non-public information. From a compliance and market-disclosure perspective, this is a standard filing that informs investors of insider liquidity without providing operational or financial data.

Corporate Governance Expert

TL;DR: Proper insider reporting and use of a 10b5-1 plan show adherence to governance and trading policies.

The document shows timely Form 4 reporting, a signature dated 09/19/2025, and a clear explanation that the sale was executed under a 10b5-1 plan adopted on 06/18/2025. These elements are consistent with best practices for insider trading governance, offering procedural transparency. The filing does not include any other triggered changes in ownership structure or delegated indirect holdings; it is narrowly focused on the single disposition and residual direct ownership amount.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Grimmig Andrew E

(Last) (First) (Middle)

C/O DOUBLEVERIFY HOLDINGS, INC.

462 BROADWAY

(Street)

NEW YORK NY 10013

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
DoubleVerify Holdings, Inc. [ DV ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Legal Officer

3. Date of Earliest Transaction (Month/Day/Year)
09/17/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/17/2025		S(1)		4,096	D	$12.99	96,301	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 18, 2025.

	/s/ Andrew E. Grimmig	09/19/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Andrew E. Grimmig report on Form 4 for DV?

He reported a sale of 4,096 shares of DoubleVerify common stock at $12.99 per share executed on 09/17/2025, and beneficial ownership of 96,301 shares following the sale.

Was the sale by the DV reporting person part of a trading plan?

Yes. The Form 4 states the sales were effected pursuant to a Rule 10b5-1 trading plan adopted on 06/18/2025.

How many shares does the reporting person own after the transaction?

96,301 shares are reported as beneficially owned following the disposition.

When was the Form 4 signed and filed?

The signature date shown is 09/19/2025; the transaction date was 09/17/2025 as reported in the filing.

What is the reporting person’s role at DoubleVerify (DV)?

Chief Legal Officer (listed as the officer role on the Form 4).