ACV Auctions Investor Day Presentation Deck

SCALE ($M) Net Loss Adjusted EBITDA and Adjusted EBITDA Margin Reconciliation Depreciation and Amortization Stock-based Compensation Interest (Income) Expense, Net Provision for Income Taxes Other (Income) Expense, Net Adjusted EBITDA Total Revenue Adjusted EBITDA Margin Year Ended December 31, 2019 ($77.2) 1.8 1.0 (2.1) (76.4) 106.8 (72%) Year Ended December 31, 2020 ($41.0) 7.2 5.7 (0.1) 0.5 (3.1) (30.8) $208.4 (15%) Note: All data as of and for the year ended December 31. All figures for year ended December 31, 2021 are unaudited and subject to change Year Ended December 31, 2021 ($78.2) 8.8 23.7 0.7 0.7 0.2 (44.1) 358.4 (12%)

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