ACV Auctions (NASDAQ: ACVA) CFO reports RSU tax-withholding activity

Rhea-AI Filing Summary

ACV Auctions Inc. reported insider equity activity by its Chief Financial Officer. On 01/02/2026, the CFO had three transactions in the company’s common stock, each coded “F,” which indicates shares were withheld to satisfy tax obligations on previously granted restricted stock units that vested.

The company withheld 3,924, 4,516, and 5,582 shares of common stock at a price of $8.29 per share. After these automatic tax-withholding events, the CFO beneficially owned 835,224 shares of ACV Auctions Inc. common stock, held directly. The explanation clarifies that these withholdings were not discretionary sales by the reporting person.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider ZERELLA WILLIAM

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	3,924	$8.29	$33K
Tax Withholding	Common Stock	4,516	$8.29	$37K
Tax Withholding	Common Stock	5,582	$8.29	$46K

Holdings After Transaction: Common Stock — 845,322 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).

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^*

ZERELLA WILLIAM

(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)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/02/2026

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	01/02/2026		F		3,924(1)	D	$8.29	845,322	D
Common Stock	01/02/2026		F		4,516(1)	D	$8.29	840,806	D
Common Stock	01/02/2026		F		5,582(1)	D	$8.29	835,224	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	01/06/2026
	** 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 ACV Auctions Inc. (ACVA) report in this Form 4?

The filing reports that the Chief Financial Officer had shares of ACV Auctions Inc. common stock withheld to cover taxes upon the vesting of previously granted time-based restricted stock units.

Who is the insider involved in this ACV Auctions Inc. (ACVA) Form 4?

The insider is an officer of ACV Auctions Inc., serving as Chief Financial Officer, and the Form 4 is filed for one reporting person.

When did the reported ACV Auctions Inc. (ACVA) insider transactions occur?

The earliest transaction date reported is 01/02/2026, covering all three tax-withholding transactions in the company’s common stock.

How many ACV Auctions Inc. (ACVA) shares were withheld for taxes in each transaction?

The company withheld 3,924 shares, 4,516 shares, and 5,582 shares of common stock in three separate transactions, each coded “F” for tax withholding.

At what price were ACV Auctions Inc. (ACVA) shares valued for the tax-withholding transactions?

Each of the reported tax-withholding transactions used a share price of $8.29 for ACV Auctions Inc. common stock.

How many ACV Auctions Inc. (ACVA) shares did the CFO own after these transactions?

Following the reported transactions, the CFO beneficially owned 835,224 shares of ACV Auctions Inc. common stock, held directly.

Were the ACV Auctions Inc. (ACVA) insider transactions discretionary sales?

No. The explanation states that the shares were withheld by the issuer to cover tax liabilities upon vesting of restricted stock units and do not represent discretionary sales by the reporting person.