Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * GOODMAN ROBERT P 2. Issuer Name and Ticker or Trading Symbol ACV Auctions Inc. [ACVA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O ACV AUCTIONS INC., 640 ELLICOTT STREET, #321 3. Date of Earliest Transaction (Month/Day/Year) 11/10/2025 (Street) BUFFALO, NY 14203 4. If Amendment, Date 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 (City) (State) (Zip) 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 11/10/2025 P 912,408(1) A $5.61(1) 912,408(1) I See footnote(2) Common Stock 394,326(3)(4) D Common Stock 7,392 I See footnote(5) Common Stock 13,063 I See footnote(6)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
GOODMAN ROBERT P C/O ACV AUCTIONS INC. 640 ELLICOTT STREET, #321 BUFFALO, NY 14203	X

Signatures

/s/ Robert P. Goodman		11/12/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.47 to $5.64, inclusive. The reporting person undertakes to provide to ACVA Auctions Inc., any security holder of ACVA Auctions Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.
(2)	The shares reported are held by Cracktuxet II, LLC ("Cracktuxet"). Cracktuxet is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.
(3)	Includes 9,868 shares reported that represent Refresher Grant Restricted Stock Units ("RSUs"), each RSU represents the contingent right to receive one share of the Issuer's common stock. The RSUs will vest on the first anniversary of the Refresher Grant Date, provided that the RSUs shall become fully vested as of the day immediately preceding the next Annual Meeting, if sooner. Vesting of the RSUs is subject in all cases to the Eligible Director's Continuous Service (as defined in the Plan) through each such applicable vesting date.
(4)	Includes 9,239 shares received by the Reporting Person related to equity grants issued by the Company. The Reporting Person has agreed to assign to Deer Management Co. LLC ("DMC") the right to any shares issuable pursuant to this grant or any proceeds from the sale thereof.
(5)	The shares reported are held by NB Group, LLC ("NB Group"). NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.
(6)	The shares reported are held by Katama Point LLC ("Katama"). Katama is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

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