ACV Auctions Chief Sales Officer Michael Waterman Receives 269,069 RSUs and Sells Shares for Tax Withholding

This Form 4 filing reports equity transactions by Michael Waterman, Chief Sales Officer of ACV Auctions Inc. (ACVA). On April 1, 2026, Waterman received a grant of 269,069 restricted stock units (RSUs) that will vest in twelve equal quarterly installments beginning July 1, 2026, contingent on continued employment. Concurrently, Waterman disposed of 12,743 shares through three separate transactions at $4.27 per share, totaling approximately $54,400. These sales were mandatory tax withholding transactions related to the vesting of previously granted RSUs, not discretionary sales. Following these transactions, Waterman's direct ownership decreased from 838,171 shares to 825,428 shares. The filing demonstrates typical executive compensation activity involving equity awards and associated tax obligations.