ACV Auctions CFO William Zerella Receives 276,276 RSUs and Sells Shares for Tax Withholding

This Form 4 filing reports equity transactions by William Zerella, Chief Financial Officer of ACV Auctions Inc. On April 1, 2026, Zerella received a grant of 276,276 restricted stock units (RSUs) that will vest in twelve substantially equal quarterly installments beginning July 1, 2026, contingent on continued service. Concurrently, Zerella had 12,860 shares withheld by the company to cover tax liabilities from the vesting of previously granted RSUs. The tax withholding transactions occurred at $4.27 per share and were not discretionary sales. Following these transactions, Zerella's direct ownership decreased from 1,111,500 shares to 1,098,640 shares. The filing demonstrates typical executive compensation activity involving equity awards and mandatory tax withholding procedures.