# EDGAR Filing Document

**Accession Number:** 0001637873
**File Stem:** 0001193125-26-159012
**Filing Date:** 2026-4
**Character Count:** 5827
**Document Hash:** e419701c4cc88f0e80fae8b8c38c7e42
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-159012.hdr.sgml**: 20260416

**ACCESSION NUMBER**: 0001193125-26-159012

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 10

**FILED AS OF DATE**: 20260416

**DATE AS OF CHANGE**: 20260416

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ACV Auctions Inc.
- **CENTRAL INDEX KEY:** 0001637873
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-BUSINESS SERVICES, NEC [7389]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 472415221
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40256
- **FILM NUMBER:** 26867667

**BUSINESS ADDRESS:**
- **STREET 1:** 640 ELLICOTT STREET
- **CITY:** BUFFALO
- **STATE:** NY
- **ZIP:** 14203
- **BUSINESS PHONE:** 585-317-0406

**MAIL ADDRESS:**
- **STREET 1:** 640 ELLICOTT STREET
- **CITY:** BUFFALO
- **STATE:** NY
- **ZIP:** 14203

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**SCHEDULE 14A** 

Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

(Amendment No.)

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| | |
|:---|:---|
| Filed by the Registrant | ☒ |
| Filed by a Party other than the Registrant | ☐ |

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Check the appropriate box:

☐ Preliminary Proxy Statement

☐ **Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))**

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material Pursuant to § 240.14a-12

**ACV AUCTIONS INC.** 

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

☒ No fee required.

☐ Fee paid previously with preliminary materials.

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

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| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ![LOGO](g880261dsp02.jpg) <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;P.O. BOX 8016, CARY, NC 27512-9903<br>![LOGO](g880261dsp02a.jpg)  | ![LOGO](g880261dsp02b.jpg) |

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| <br>**ACV Auctions Inc.**<br>**Annual Meeting of Stockholders**<br>Wednesday, May 27, 2026 4:00 PM, Eastern Time<br>Annual meeting to be held virtually via the internet - please visit www.proxydocs.com/ACVA for more details.<br>**You must register prior to the meeting to attend the meeting online and/or participate at www.proxydocs.com/ACVA.**<br>**For a convenient way to view proxy materials, VOTE, and obtain directions to attend the meeting online go to www.proxydocs.com/ACVA**<br>**To vote your proxy while visiting this site, you will need the 12 digit control number in the box below.**<br>This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. This is not a ballot. You cannot use this notice to vote your shares. We encourage you to access and review all of the important information contained in the proxy materials before voting.<br>Under United States Securities and Exchange Commission rules, proxy materials do not have to be delivered in paper. Proxy materials can be distributed by making them available on the internet.<br>If you want to receive a paper or e-mail copy of the proxy material, you must request one. There is no charge to you for requesting a copy. In order to receive a paper package in time for this year's meeting, you must make this request on or before May 15, 2026. | ![LOGO](g880261dsp1e.jpg) <br>| <br>**Meeting Materials:** Notice of Meeting and Proxy Statement & Annual Report on Form 10-K<br>**Important Notice Regarding the Availability of Proxy Materials for the Stockholders Meeting to Be Held on May 27, 2026 for Stockholders of Record as of April 1, 2026**<br>**To order paper materials, use one of the following methods.**<br>![LOGO](g880261dsp02c.jpg) <br>**Internet:**<br> **www.investorelections.com/ACVA**<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ![LOGO](g880261dsp02d.jpg) <br>**Call:**<br> **1-866-648-8133**<br>![LOGO](g880261dsp02g.jpg) <br>**Email:**<br> **paper@investorelections.com**<br>\* If requesting material by e-mail, please send a blank e-mail with the 12 digit control number (located below) in the subject line. No other requests, instructions OR other inquiries should be included with your e-mail requesting material.<br>![LOGO](g880261dsp1f.jpg) <br>|
|  |  | Have the 12 digit control number located in the box above available when you access the website and follow the instructions. |
| **SEE REVERSE FOR FULL AGENDA** |  |  |

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Copyright© 2026 BetaNXT, Inc. or its affiliates. All Rights Reserved

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| ![LOGO](g880261dsp03.jpg) | **ACV Auctions Inc. Annual Meeting of Stockholders** |

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**THE BOARD OF DIRECTORS RECOMMENDS A VOTE:** 

**FOR** EACH NOMINEE FOR DIRECTOR IN PROPOSAL 1, AND **FOR** PROPOSALS 2 AND 3

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| | |
|:---|:---|
|  | **PROPOSAL** |
| 1. | Elect the two Class II directors named in this Proxy Statement: |
|  | 1.01 Brian Hirsch |
|  | 1.02 Eileen Kamerick |
| 2. | Approve, on a non-binding, advisory basis, the compensation of our named executive officers; |
| 3. | Ratify the appointment of Ernst & Young LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2026, and |
| NOTE: Transact such other business as may properly come before the Annual Meeting. | NOTE: Transact such other business as may properly come before the Annual Meeting. |

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