DoubleVerify (NYSE: DV) CLO executes 1,000-share Rule 10b5-1 sale

Rhea-AI Filing Summary

DoubleVerify Holdings, Inc. Chief Legal Officer Andrew E. Grimmig sold 1,000 shares of common stock in an open-market transaction on March 2, 2026 at a price of $10.31 per share. After this sale, he directly owns 99,497 shares. The transaction was carried out under a pre-arranged Rule 10b5-1 trading plan adopted on June 18, 2025.

Insider Trade Summary

Net Seller: 1,000 shares ($10,310)

Net Sell 1 txn

Insider Grimmig Andrew E

Role Chief Legal Officer

Sold 1,000 shs ($10K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,000	$10.31	$10K

Holdings After Transaction: Common Stock — 99,497 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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
Estimated average burden
hours per response:			0.5

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

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

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)
03/02/2026

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	03/02/2026		S(1)		1,000	D	$10.31	99,497	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	03/04/2026
	** 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 insider transaction did DoubleVerify (DV) report in this Form 4?

DoubleVerify reported that Chief Legal Officer Andrew E. Grimmig sold 1,000 shares of common stock on March 2, 2026. The sale occurred in the open market at a price of $10.31 per share, and it was executed under a pre-arranged Rule 10b5-1 trading plan.

Who is the insider involved in DoubleVerify (DV)'s latest Form 4 filing?

The insider is Andrew E. Grimmig, the Chief Legal Officer of DoubleVerify Holdings, Inc. He executed an open-market sale of 1,000 shares of the company’s common stock, and following this transaction he directly holds 99,497 shares, according to the reported ownership information.

How many DoubleVerify (DV) shares did Andrew Grimmig sell and at what price?

Andrew Grimmig sold 1,000 shares of DoubleVerify common stock at a price of $10.31 per share. This was an open-market sale classified under transaction code “S,” reflecting a standard sale in the market or a private transaction as described in the filing details.

How many DoubleVerify (DV) shares does Andrew Grimmig own after this Form 4 transaction?

After the reported sale, Andrew Grimmig directly owns 99,497 shares of DoubleVerify common stock. This post-transaction ownership figure reflects his remaining direct holdings following the 1,000-share open-market sale reported for March 2, 2026 in the Form 4.

Was the DoubleVerify (DV) insider sale made under a Rule 10b5-1 trading plan?

Yes. The filing states the sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Andrew Grimmig on June 18, 2025. Such plans allow insiders to pre-schedule trades, helping separate personal trading activity from day-to-day market information.

What does transaction code "S" mean in DoubleVerify (DV)'s Form 4?

Transaction code “S” in the Form 4 indicates a sale in the open market or a private transaction. In this case, it describes Andrew Grimmig’s 1,000-share sale of DoubleVerify common stock on March 2, 2026, at a reported price of $10.31 per share.