GOODMAN ROBERT P

SEC source: 0000899243-23-015026 · doc4.xml · derivative · entry 7

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 546,754 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 438,034 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,058 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 546,754 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 438,034 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,058 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F4 · balance_after: Deer IX & Co. Ltd. ("Deer Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer L.P."), which is the general partner of the BVP IX Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP IX Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP IX Funds.

F10 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 7,070,017 shares, 5,664,160 shares and 117,129 shares, respectively, of Class B Common Stock.

F4 · ownership.nature: Deer IX & Co. Ltd. ("Deer Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer L.P."), which is the general partner of the BVP IX Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP IX Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP IX Funds.

F10 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 7,070,017 shares, 5,664,160 shares and 117,129 shares, respectively, of Class B Common Stock.

SEC source: 0000899243-23-015026 · doc4.xml · nonDerivative · entry 3

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F6 · kind: On June 7, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 16,690 shares, 13,371 shares, and 277 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.12. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.33. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F6 · shares: On June 7, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 16,690 shares, 13,371 shares, and 277 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.12. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.33. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F6 · price: On June 7, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 16,690 shares, 13,371 shares, and 277 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.12. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.33. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F4 · ownership.nature: Deer IX & Co. Ltd. ("Deer Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer L.P."), which is the general partner of the BVP IX Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP IX Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP IX Funds.

F6 · ownership.nature: On June 7, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 16,690 shares, 13,371 shares, and 277 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.12. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.33. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0000899243-23-015026 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F3 · kind: On June 6, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 162,781 shares, 130,413 shares, and 2,697 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.02. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.22. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · shares: On June 6, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 162,781 shares, 130,413 shares, and 2,697 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.02. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.22. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · price: On June 6, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 162,781 shares, 130,413 shares, and 2,697 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.02. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.22. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F4 · ownership.nature: Deer IX & Co. Ltd. ("Deer Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer L.P."), which is the general partner of the BVP IX Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP IX Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP IX Funds.

F5 · ownership.nature: After the June 6 transaction, BVP IX, BVP IX Inst, and 15 Angels own 383,973 shares, 307,621 shares and 6,361 shares, respectively, of Class A Common Stock.

SEC source: 0000899243-23-015026 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Represents 546,754 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 438,034 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,058 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · balance_after: Represents 546,754 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 438,034 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,058 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F2 · ownership.nature: Represents 546,754 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 438,034 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,058 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F4 · ownership.nature: Deer IX & Co. Ltd. ("Deer Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer L.P."), which is the general partner of the BVP IX Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP IX Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP IX Funds.

SEC source: 0000899243-23-015498 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F3 · kind: After the June 6 transaction, BVP IX, BVP IX Inst, and 15 Angels own 128,169 shares, 102,684 shares and 2,123 shares, respectively, of Class A Common Stock.

F3 · shares: After the June 6 transaction, BVP IX, BVP IX Inst, and 15 Angels own 128,169 shares, 102,684 shares and 2,123 shares, respectively, of Class A Common Stock.

F4 · price: On June 12, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 45,922 shares, 36,790 shares, and 761 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.07. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.17. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: Deer IX & Co. Ltd. ("Deer Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer L.P."), which is the general partner of the BVP IX Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP IX Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP IX Funds.

F4 · ownership.nature: On June 12, 2023, the BVP IX, BVP IX Inst, and 15 Angels sold 45,922 shares, 36,790 shares, and 761 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.07. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.17. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0000899243-23-015498 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · kind: On June 9, 2023, the Bessemer Venture Partners IX L.P. ("BVP IX"), Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds") sold 50,836 shares, 40,727 shares, and 842 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.22. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.58. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F1 · shares: On June 9, 2023, the Bessemer Venture Partners IX L.P. ("BVP IX"), Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds") sold 50,836 shares, 40,727 shares, and 842 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.22. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.58. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F1 · price: On June 9, 2023, the Bessemer Venture Partners IX L.P. ("BVP IX"), Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds") sold 50,836 shares, 40,727 shares, and 842 shares, of Class A Common Stock of ACV Auctions, Inc., respectively, at a weighted average price of $18.22. These shares were sold in multiple transactions at prices ranging from $18.00 to $18.58. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: Deer IX & Co. Ltd. ("Deer Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer L.P."), which is the general partner of the BVP IX Funds. Deer Ltd. and Deer L.P. disclaim beneficial ownership of the securities held by the BVP IX Funds, and this report shall not be deemed an admission that Deer Ltd. and Deer L.P. are the beneficial owners of such securities, except to the extent of their pecuniary interest therein, if any, by virtue of their direct and indirect general partner interests in the BVP IX Funds.

F3 · ownership.nature: After the June 6 transaction, BVP IX, BVP IX Inst, and 15 Angels own 128,169 shares, 102,684 shares and 2,123 shares, respectively, of Class A Common Stock.

SEC source: 0000899243-23-012964 · doc4.xml · nonDerivative · entry 6

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F9 · kind: On May 12, 2023, the Reporting Person sold 26,123 shares of Class A Common Stock of the Issuer (the "Katama Shares"). The Katama Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Katama Point LLC ("Katama"). Katama is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F9 · shares: On May 12, 2023, the Reporting Person sold 26,123 shares of Class A Common Stock of the Issuer (the "Katama Shares"). The Katama Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Katama Point LLC ("Katama"). Katama is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F9 · price: On May 12, 2023, the Reporting Person sold 26,123 shares of Class A Common Stock of the Issuer (the "Katama Shares"). The Katama Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Katama Point LLC ("Katama"). Katama is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F9 · ownership.nature: On May 12, 2023, the Reporting Person sold 26,123 shares of Class A Common Stock of the Issuer (the "Katama Shares"). The Katama Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Katama Point LLC ("Katama"). Katama is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-23-012964 · doc4.xml · nonDerivative · entry 5

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F8 · kind: On May 12, 2023, the Reporting Person sold 13,061 shares of Class A Common Stock of the Issuer (the " Crack Shares"). The Crack Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Cracktuxet II, LLC ("Cracktuxet II"). Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F8 · shares: On May 12, 2023, the Reporting Person sold 13,061 shares of Class A Common Stock of the Issuer (the " Crack Shares"). The Crack Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Cracktuxet II, LLC ("Cracktuxet II"). Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F8 · price: On May 12, 2023, the Reporting Person sold 13,061 shares of Class A Common Stock of the Issuer (the " Crack Shares"). The Crack Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Cracktuxet II, LLC ("Cracktuxet II"). Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F8 · ownership.nature: On May 12, 2023, the Reporting Person sold 13,061 shares of Class A Common Stock of the Issuer (the " Crack Shares"). The Crack Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by Cracktuxet II, LLC ("Cracktuxet II"). Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-23-012964 · doc4.xml · nonDerivative · entry 4

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F7 · kind: On May 12, 2023, the Reporting Person sold 22,173 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by NB Group, LLC ("NB Group"). NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F7 · shares: On May 12, 2023, the Reporting Person sold 22,173 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by NB Group, LLC ("NB Group"). NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F7 · price: On May 12, 2023, the Reporting Person sold 22,173 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by NB Group, LLC ("NB Group"). NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

F7 · ownership.nature: On May 12, 2023, the Reporting Person sold 22,173 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by NB Group, LLC ("NB Group"). NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-23-012964 · doc4.xml · nonDerivative · entry 3

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 276,550

F6 · kind: On May 12, 2023, the Reporting Person sold 238,643 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by the Reporting Person.

F6 · shares: On May 12, 2023, the Reporting Person sold 238,643 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by the Reporting Person.

F6 · price: On May 12, 2023, the Reporting Person sold 238,643 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by the Reporting Person.

F6 · ownership.direct: On May 12, 2023, the Reporting Person sold 238,643 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $16.00 to $16.22, with an average execution price per share of $16.00. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions. The shares are directly held by the Reporting Person.

SEC source: 0000899243-23-012964 · doc4.xml · derivative · entry 7

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 1,650,420 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 1,322,238 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 27,342 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 1,650,420 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 1,322,238 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 27,342 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · balance_after: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 7,616,771 shares, 6,102,194 shares and 126,187 shares, respectively, of Class B Common Stock.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 7,616,771 shares, 6,102,194 shares and 126,187 shares, respectively, of Class B Common Stock.

SEC source: 0000899243-23-012964 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F4 · kind: On May 11, 2023, BVP IX, BVP IX Inst, and 15 Angels sold 1,650,420 shares, 1,322,238 shares and 27,342 shares, respectively, of Class A Common Stock of ACV Auctions, Inc in a single execution at a stock price of $16.03 per share.

F3 · shares: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · price: On May 11, 2023, BVP IX, BVP IX Inst, and 15 Angels sold 1,650,420 shares, 1,322,238 shares and 27,342 shares, respectively, of Class A Common Stock of ACV Auctions, Inc in a single execution at a stock price of $16.03 per share.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-23-012964 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Represents 1,650,420 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 1,322,238 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 27,342 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · balance_after: Represents 1,650,420 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 1,322,238 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 27,342 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F2 · ownership.nature: Represents 1,650,420 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 1,322,238 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 27,342 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-23-006257 · doc4.xml · derivative · entry 7

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · balance_after: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 9,267,191 shares, 7,424,432 shares and 153,529 shares, respectively, of Class B Common Stock

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 9,267,191 shares, 7,424,432 shares and 153,529 shares, respectively, of Class B Common Stock

SEC source: 0000899243-23-006257 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F4 · kind: On February 23, 2023 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280 shares, 881,492 shares and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, Inc in a single execution at a stock price of $12.22 per share.

F3 · shares: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · price: On February 23, 2023 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280 shares, 881,492 shares and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, Inc in a single execution at a stock price of $12.22 per share.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-23-006257 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · balance_after: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F2 · ownership.nature: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-22-038713 · doc4.xml · derivative · entry 7

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 554,079 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 443,902 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,179 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 554,079 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 443,902 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,179 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · balance_after: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 10,367,471 shares, 8,305,924 shares and 171,757 shares, respectively, of Class B Common Stock

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 10,367,471 shares, 8,305,924 shares and 171,757 shares, respectively, of Class B Common Stock

SEC source: 0000899243-22-038713 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F4 · kind: On December 13, 2022 BVP IX, BVP IX Inst, and 15 Angels sold 554,079, 443,902, and 9,179 shares, respectively, of Class A Common Stock of ACV Auctions, Inc at a weighted average price per share of $9.00. These shares were sold in multiple transactions at prices ranging from $9.00 to $9.20, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · shares: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · price: On December 13, 2022 BVP IX, BVP IX Inst, and 15 Angels sold 554,079, 443,902, and 9,179 shares, respectively, of Class A Common Stock of ACV Auctions, Inc at a weighted average price per share of $9.00. These shares were sold in multiple transactions at prices ranging from $9.00 to $9.20, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-22-038713 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Represents 554,079 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 443,902 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,179 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · balance_after: Represents 554,079 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 443,902 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,179 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F2 · ownership.nature: Represents 554,079 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 443,902 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 9,179 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-22-037832 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 515,193

F1 · price: On December 2, 2022, the Reporting Person sold 150,000 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $8.50 to $8.70, with an average execution price per share of $8.53. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-22-036570 · doc4.xml · derivative · entry 7

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · balance_after: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 10,921,550 shares, 8,749,826 shares and 180,936 shares, respectively, of Class B Common Stock

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 10,921,550 shares, 8,749,826 shares and 180,936 shares, respectively, of Class B Common Stock

SEC source: 0000899243-22-036570 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F4 · kind: On November 17, 2022 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280, 881,492, and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, Inc. in a single execution of $8.25 per share.

F3 · shares: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · price: On November 17, 2022 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280, 881,492, and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, Inc. in a single execution of $8.25 per share.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 10,921,550 shares, 8,749,826 shares and 180,936 shares, respectively, of Class B Common Stock

SEC source: 0000899243-22-036570 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,000,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · balance_after: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-22-031330 · doc4.xml · derivative · entry 7

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · balance_after: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 12,021,830 shares, 9,631,318 shares and 199,164 shares, respectively, of Class B Common Stock.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 12,021,830 shares, 9,631,318 shares and 199,164 shares, respectively, of Class B Common Stock.

SEC source: 0000899243-22-031330 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F5 · kind: On September 14, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · shares: On September 14, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · price: On September 14, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: On September 14, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

SEC source: 0000899243-22-031330 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · balance_after: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F2 · ownership.nature: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-22-018954 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F5 · kind: On May 17, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · shares: On May 17, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · price: On May 17, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: On May 17, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

SEC source: 0000899243-22-018954 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · balance_after: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F2 · ownership.nature: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-22-007506 · doc4.xml · derivative · entry 6

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds")

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds")

F3 · balance_after: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 14,208,848 shares, 11,383,454 shares and 235,396 shares, respectively, of Class B Common Stock.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 14,208,848 shares, 11,383,454 shares and 235,396 shares, respectively, of Class B Common Stock.

SEC source: 0000899243-22-007506 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F5 · kind: On February 18, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · shares: On February 18, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F5 · price: On February 18, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F5 · ownership.nature: On February 18, 2022, BVP IX, BVP IX Inst, and 15 Angels distributed, for no consideration, 1,093,509, 876,068, and 18,116 shares (collectively, the "Shares"), respectively, of Class A Common Stock to their limited partners and to Deer L.P., representing each such partner's pro rata interest in such Shares. On the same date, one or more of such limited partner(s) distributed, for no consideration, the Shares to certain of its or their members in an amount equal to each such member's or members' respective pro rata interests in the Shares. Finally, on the same date, Deer L.P. distributed, for no consideration, the Shares it received from the distributions to its partners in an amount equal to each such partner's pro rata interest in the Shares. All of the aforementioned distributions were made in accordance with the exemptions afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

SEC source: 0000899243-22-007506 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds")

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · balance_after: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds")

F2 · ownership.nature: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds")

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-22-018954 · doc4.xml · derivative · entry 7

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 0 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.underlying_shares: Represents 1,093,509 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 876,068 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,116 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC. ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds").

F3 · balance_after: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · balance_after: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 13,115,339 shares, 10,507,386 shares and 217,280 shares, respectively, of Class B Common Stock.

F3 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd ("Deer IX Ltd."), which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of each of 15 Angels III LLC ("15 Angels"), BVP IX Inst and BVP IX (collectively, the "Funds"). The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F4 · ownership.nature: After the reported transaction, BVP IX, BVP IX Inst, and 15 Angels own 13,115,339 shares, 10,507,386 shares and 217,280 shares, respectively, of Class B Common Stock.

SEC source: 0000899243-21-047105 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 234,445

F2 · shares: On December 3, 2021, the Reporting Person sold 49,222 shares of Class A Common Stock of the Issuer (the "12/3 Shares"). The 12/3 Shares were sold in multiple executions at a price per share ranging from $21.00 to $22.07, with an average execution price per share of $21.32. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F2 · price: On December 3, 2021, the Reporting Person sold 49,222 shares of Class A Common Stock of the Issuer (the "12/3 Shares"). The 12/3 Shares were sold in multiple executions at a price per share ranging from $21.00 to $22.07, with an average execution price per share of $21.32. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-21-047105 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 283,667

F1 · shares: On December 2, 2021, the Reporting Person sold 145,702 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.00 to $22.07, with an average execution price per share of $21.67. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F1 · price: On December 2, 2021, the Reporting Person sold 145,702 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.00 to $22.07, with an average execution price per share of $21.67. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-21-046588 · doc4.xml · nonDerivative · entry 4

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 429,369

F6 · shares: On December 1, 2021, the Reporting Person sold 5,076 shares of Class A Common Stock of the Issuer (the "12/1 Shares"). The 12/1 Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.22, with an average execution price per share of $21.04. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F6 · price: On December 1, 2021, the Reporting Person sold 5,076 shares of Class A Common Stock of the Issuer (the "12/1 Shares"). The 12/1 Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.22, with an average execution price per share of $21.04. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-21-046588 · doc4.xml · nonDerivative · entry 3

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F4 · shares: On November 30, 2021, Cracktuxet II, LLC ("Cracktuxet II") sold 29,145 shares of Class A Common Stock of the Issuer (the " Cracktuxet Shares"). The Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.49, with an average execution price per share of $21.13. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F4 · price: On November 30, 2021, Cracktuxet II, LLC ("Cracktuxet II") sold 29,145 shares of Class A Common Stock of the Issuer (the " Cracktuxet Shares"). The Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.49, with an average execution price per share of $21.13. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F5 · ownership.nature: The shares reported are held by Cracktuxet II. Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046588 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F2 · shares: On November 30, 2021, the NB Group, LLC ("NB Group") sold 16,494 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.49, with an average execution price per share of $21.13. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F2 · price: On November 30, 2021, the NB Group, LLC ("NB Group") sold 16,494 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.49, with an average execution price per share of $21.13. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F3 · ownership.nature: The shares reported are held by the NB Group. NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046588 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 434,445

F1 · shares: On November 30, 2021, the Reporting Person sold 44,627 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.49, with an average execution price per share of $21.13. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F1 · price: On November 30, 2021, the Reporting Person sold 44,627 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.49, with an average execution price per share of $21.13. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-21-046326 · doc4.xml · nonDerivative · entry 6

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 29,145

F8 · shares: On November 29, 2021, Cracktuxet II sold 29,145 shares of Class A Common Stock of the Issuer (the "11/29 Cracktuxet Shares"). The 11/29 Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.46, with an average execution price per share of $21.30. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F8 · price: On November 29, 2021, Cracktuxet II sold 29,145 shares of Class A Common Stock of the Issuer (the "11/29 Cracktuxet Shares"). The 11/29 Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.46, with an average execution price per share of $21.30. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F5 · ownership.nature: The shares reported are held by Cracktuxet II. Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046326 · doc4.xml · nonDerivative · entry 5

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 16,494

F7 · shares: On November 29, 2021, the NB Group sold 14,062 shares of Class A Common Stock of the Issuer (the "11/29 NB Shares"). The 11/29 NB Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.46, with an average execution price per share of $21.30. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F7 · price: On November 29, 2021, the NB Group sold 14,062 shares of Class A Common Stock of the Issuer (the "11/29 NB Shares"). The 11/29 NB Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.46, with an average execution price per share of $21.30. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F3 · ownership.nature: The shares reported are held by the NB Group. NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046326 · doc4.xml · nonDerivative · entry 4

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 479,072

F6 · shares: On November 29, 2021, the Reporting Person sold 11,737 shares of Class A Common Stock of the Issuer (the "11/29 Shares"). The 11/29 Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.46, with an average execution price per share of $21.30. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F6 · price: On November 29, 2021, the Reporting Person sold 11,737 shares of Class A Common Stock of the Issuer (the "11/29 Shares"). The 11/29 Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.46, with an average execution price per share of $21.30. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-21-046326 · doc4.xml · nonDerivative · entry 3

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 53,995

F4 · shares: On November 26, 2021, Cracktuxet II, LLC ("Cracktuxet II") sold 7,666 shares of Class A Common Stock of the Issuer (the " Cracktuxet Shares"). The Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.21, with an average execution price per share of $21.10. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F4 · price: On November 26, 2021, Cracktuxet II, LLC ("Cracktuxet II") sold 7,666 shares of Class A Common Stock of the Issuer (the " Cracktuxet Shares"). The Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.21, with an average execution price per share of $21.10. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F5 · ownership.nature: The shares reported are held by Cracktuxet II. Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046326 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 30,556

F2 · shares: On November 26, 2021, the NB Group, LLC ("NB Group") sold 4,338 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.21, with an average execution price per share of $21.10. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F2 · price: On November 26, 2021, the NB Group, LLC ("NB Group") sold 4,338 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.21, with an average execution price per share of $21.10. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F3 · ownership.nature: The shares reported are held by the NB Group. NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046326 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 517,120

F1 · shares: On November 26, 2021, the Reporting Person sold 11,737 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.21, with an average execution price per share of $21.10. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F1 · price: On November 26, 2021, the Reporting Person sold 11,737 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.00 to $21.21, with an average execution price per share of $21.10. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-21-046137 · doc4.xml · nonDerivative · entry 3

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 61,661

F4 · shares: On November 24, 2021, the by Cracktuxet II, LLC ("Cracktuxet II") sold 3,649 shares of Class A Common Stock of the Issuer (the " Cracktuxet Shares"). The Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.40 to $21.55, with an average execution price per share of $21.50. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F4 · price: On November 24, 2021, the by Cracktuxet II, LLC ("Cracktuxet II") sold 3,649 shares of Class A Common Stock of the Issuer (the " Cracktuxet Shares"). The Cracktuxet Shares were sold in multiple executions at a price per share ranging from $21.40 to $21.55, with an average execution price per share of $21.50. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F5 · ownership.nature: The shares reported are held by Cracktuxet II. Cracktuxet II is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046137 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 34,894

F2 · shares: On November 24, 2021, the by NB Group, LLC ("NB Group") sold 2,065 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $21.40 to $21.55, with an average execution price per share of $21.50. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F2 · price: On November 24, 2021, the by NB Group, LLC ("NB Group") sold 2,065 shares of Class A Common Stock of the Issuer (the "NB Shares"). The NB Shares were sold in multiple executions at a price per share ranging from $21.40 to $21.55, with an average execution price per share of $21.50. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F3 · ownership.nature: The shares reported are held by the NB Group. NB Group is controlled by the Reporting Person, and the Reporting Person disclaims beneficial ownership of the shares held by this entity, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-046137 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 528,857

F1 · shares: On November 24, 2021, the Reporting Person sold 5,588 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.40 to $21.55, with an average execution price per share of $21.50. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

F1 · price: On November 24, 2021, the Reporting Person sold 5,588 shares of Class A Common Stock of the Issuer (the "Shares"). The Shares were sold in multiple executions at a price per share ranging from $21.40 to $21.55, with an average execution price per share of $21.50. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer or a security holder of the Issuer, to provide full information regarding such individual executions.

SEC source: 0000899243-21-045341 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · shares: On November 16, 2021 Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and Bessemer Venture Partners VIII, L.P. ("BVP VIII", together with BVP VIII Inst referred to collectively, the "Funds") sold 655,200 shares and 544,800 shares of Common Stock of CS Disco, Inc., respectively, in a single execution of $51.00 per share

F1 · price: On November 16, 2021 Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and Bessemer Venture Partners VIII, L.P. ("BVP VIII", together with BVP VIII Inst referred to collectively, the "Funds") sold 655,200 shares and 544,800 shares of Common Stock of CS Disco, Inc., respectively, in a single execution of $51.00 per share

F2 · balance_after: Following the reported transactions, BVP VIII Inst and BVP VIII own 5,435,631 shares of Common Stock and 4,519,741 shares of Common Stock, respectively.

F2 · ownership.nature: Following the reported transactions, BVP VIII Inst and BVP VIII own 5,435,631 shares of Common Stock and 4,519,741 shares of Common Stock, respectively.

F3 · ownership.nature: The Reporting Person is a director of Deer VIII & Co. Ltd ("Deer VIII Ltd."), which is the general partner of Deer VIII & Co. L.P. ("Deer VIII LP"), which is the general partner of each of the Funds. The Reporting Person disclaims beneficial ownership of the securities held by the Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer VIII Ltd. and Deer VIII LP and his indirect limited partnership interest in the Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-21-044954 · doc4.xml · nonDerivative · entry 2

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · shares: On November 11, 2021 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280 shares, 881,492 shares, and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, in a single execution of $19.45 per share.

F3 · price: On November 11, 2021 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280 shares, 881,492 shares, and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, in a single execution of $19.45 per share.

F3 · balance_after: On November 11, 2021 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280 shares, 881,492 shares, and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, in a single execution of $19.45 per share.

F3 · ownership.nature: On November 11, 2021 BVP IX, BVP IX Inst, and 15 Angels sold 1,100,280 shares, 881,492 shares, and 18,228 shares, respectively, of Class A Common Stock of ACV Auctions, in a single execution of $19.45 per share.

F4 · ownership.nature: The Reporting Person is a director of Deer IX & Co. Ltd. ("Deer IX Ltd.") which is the general partner of Deer IX & Co. L.P. ("Deer IX LP"), which is the general partner of the BVP IX Funds The Reporting Person disclaims beneficial ownership of the securities held by BVP IX Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his interest in Deer IX Ltd. and Deer IX LP and his indirect interest in the BVP IX Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000899243-21-044954 · doc4.xml · nonDerivative · entry 1

GOODMAN ROBERT P · CIK 0001252022 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · price: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · ownership.nature: Each share of Class B Common Stock is convertible without payment or consideration into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: Represents 1,100,280 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX L.P. ("BVP IX"), 881,492 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional L.P. ("BVP IX Inst"), and 18,228 shares converted from Class B Common Stock to Class A Common Stock by 15 Angels III LLC ("15 Angels" and together with BVP IX and BVP IX Inst, the "BVP IX Funds")