ACV Auctions (ACVA) insider tax-withholding of 13,261 shares

ACV Auctions Inc. (ACVA) reporting person Craig Eric Anderson disclosed transactions dated 10/01/2025 showing the disposition of 5,185, 3,645, and 4,431 shares of common stock at $10.07 per share.

Rhea-AI Filing Summary

ACV Auctions Inc. (ACVA) reporting person Craig Eric Anderson disclosed transactions dated 10/01/2025 showing the disposition of 5,185, 3,645, and 4,431 shares of common stock at $10.07 per share. The filings list the number of shares beneficially owned after each disposition as 335,614, 331,969, and 327,538, respectively. The form states these shares were withheld by the issuer to cover the tax liability upon the vesting of previously granted time-based restricted stock units, and were not discretionary sales by the reporting person.

Insider Trade Summary

Exercise Price or Tax Liability: 13,261 shares

Exercise Price or Tax Liability 3 txns

Insider Anderson Craig Eric

Role CCDSO

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	5,185	$10.07	$52K
Exercise Price or Tax Liability	Common Stock	3,645	$10.07	$37K
Exercise Price or Tax Liability	Common Stock	4,431	$10.07	$45K

Holdings After Transaction: Common Stock — 327,538 shares (Direct)

Footnotes (1)

1. F1. These shares were withheld by the Issuer to cover the tax liability upon the vesting of a time-based restricted stock unit previously granted, and does not represent a discretionary sale by the reporting person.

FAQ

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

What did Craig Eric Anderson report on the Form 4 for ACVA?

He reported the disposition (withholding) of 5,185, 3,645, and 4,431 common shares on 10/01/2025 at $10.07 per share.

Why were the ACVA shares disposed of according to the Form 4?

The Form 4 states the shares were withheld by the issuer to cover tax liability on vested time-based restricted stock units and were not discretionary sales.

How many ACVA shares did the reporting person own after the transactions?

Following the reported dispositions, the beneficial ownership amounts are listed as 335,614, 331,969, and 327,538 shares on the respective lines.

When was the Form 4 signed and filed?

The signature block shows the form was signed by an attorney-in-fact, Michelle Webb, with a signature date of 10/03/2025.

Do the reported transactions represent open-market sales?

No; the Form 4 explanation explicitly states the shares were withheld to cover taxes upon RSU vesting, not discretionary market sales.

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

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 10/03/2025 - 04:07 PM Learn about SEC filing dates

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).

1. Name and Address of Reporting Person^*

Anderson Craig Eric

(Last) (First) (Middle)

C/O ACV AUCTIONS INC.

640 ELLICOTT ST., SUITE 321

(Street)

BUFFALO NY 14203

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ACV Auctions Inc. [ ACVA ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025

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	10/01/2025		F		5,185(1)	D	$10.07	335,614	D
Common Stock	10/01/2025		F		3,645(1)	D	$10.07	331,969	D
Common Stock	10/01/2025		F		4,431(1)	D	$10.07	327,538	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. These shares were withheld by the Issuer to cover the tax liability upon the vesting of a time-based restricted stock unit previously granted, and does not represent a discretionary sale by the reporting person.

Remarks:

	/s/ Michelle Webb, Attorney-in-Fact	10/03/2025
	** 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.