Brian Hirsch - 27 May 2026 Form 4 Insider Report for ACV Auctions Inc. (ACVA)

Reporting relationship: Director
Issuer ticker: ACVA
Reported as of: 27 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 29 May 2026, 16:15:18 UTC
Prior SEC filing: 14 Nov 2025
Source filing: View source filing
Reporting owner signature: /s/ Brian Hirsch

Key filing fact

Brian Hirsch filed Form 4 for ACV Auctions Inc. (ACVA) on 29 May 2026.

Key facts

This page summarizes Brian Hirsch's Form 4 filing for ACV Auctions Inc. (ACVA).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 29 May 2026, 16:15.

Change

Previous filing in this sequence was filed on 14 Nov 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001851605 Primary reporting owner

Hirsch Brian

Relationship: Director
Address: C/O ACV AUCTIONS INC., 640 ELLICOTT STREET, #321, BUFFALO
Signature: /s/ Brian Hirsch
Signature date: 29 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ACVA transaction

Class A Common Stock

Award

Transaction value
Shares: +27,500
Change %: +28%
Price: $0.000000^*
Shares after: 127,178
Date: 27 May 2026
Ownership: Direct
Footnotes: F1

ACVA holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,397,090
Date: 27 May 2026
Ownership: By Tribeca Venture Fund II, L.P.
Footnotes: F2

ACVA holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 465,697
Date: 27 May 2026
Ownership: By Tribeca Venture Fund II New York, L.P.
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Represents a restricted stock unit (RSU) award. The RSUs will vest on the first anniversary of the grant date, provided that the RSUs shall become fully vested as of the day immediately preceding the next Annual Meeting if such date is sooner than first anniversary of the grant date. Vesting of the RSUs is subject in all cases to the Reporting Person's continuous service through the applicable vesting date.

Footnote F2

The shares are held by Tribeca Venture Fund II, L.P. ("TVFII"). Tribeca Venture Partners II GP, LLC ("TVP II GP") is the general partner of TVFII. The Reporting Person is a managing partner of TVP II GP. The Reporting Person disclaims beneficial ownership of the shares held by TVFII, except to the extent of his pecuniary interest, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares.

Footnote F3

The shares are held by Tribeca Venture Fund II New York, L.P. ("TVFII NY"). TVP II GP is the general partner of TVFII NY. The Reporting Person is a managing partner of TVP II GP. The Reporting Person disclaims beneficial ownership of the shares held by TVFII NY, except to the extent of his pecuniary interest, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares.