TOST

SEC source: 0000950170-24-106962 · ownership.xml · nonDerivative · entry 1

Bennett Richard Kent · CIK 0001860725 · 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 159,192 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 127,537 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds") as well as 52,298 shares converted from Class B Common Stock to Class A common Stock by Bessemer Venture Partners Century Fund L.P. ("Bessemer Century") and 330,005 shares converted from Class B Common Stock to Class A common Stock by Bessemer Venture Partners Century Fund Institutional L.P. ("Bessemer Century Institutional", and together with Bessemer Century, the "Bessemer Century Funds").

F1 · price: Each outstanding share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder or automatically upon the occurrence of other events set forth in the Issuer's certificate of incorporation.

F2 · balance_after: Represents 159,192 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 127,537 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds") as well as 52,298 shares converted from Class B Common Stock to Class A common Stock by Bessemer Venture Partners Century Fund L.P. ("Bessemer Century") and 330,005 shares converted from Class B Common Stock to Class A common Stock by Bessemer Venture Partners Century Fund Institutional L.P. ("Bessemer Century Institutional", and together with Bessemer Century, the "Bessemer Century Funds").

F2 · ownership.nature: Represents 159,192 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 127,537 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds") as well as 52,298 shares converted from Class B Common Stock to Class A common Stock by Bessemer Venture Partners Century Fund L.P. ("Bessemer Century") and 330,005 shares converted from Class B Common Stock to Class A common Stock by Bessemer Venture Partners Century Fund Institutional L.P. ("Bessemer Century Institutional", and together with Bessemer Century, the "Bessemer Century Funds").

F5 · ownership.nature: The Reporting Person is a partner at Bessemer Venture Partners and has an indirect, passive economic interest in the shares held by the Bessemer IX Funds and the Bessemer Century Funds by virtue of his interest in (1) Deer IX & Co. L.P., the general partner of the Bessemer IX Funds, and (2) Deer X & Co. L.P., the general partner of the Bessemer Century Funds and (3) certain other indirect limited partnership interests in certain of the Bessemer Funds. The Reporting Person disclaims beneficial ownership of the securities held by the Bessemer IX Funds and the Bessemer Century Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his indirect interest in the Bessemer IX Funds and Bessemer Century Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0001650164-24-000293 · wk-form4_1726173221.xml · nonDerivative · entry 3

Fredette Stephen · CIK 0001869038 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,497,259

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2024.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.00 to $25.01, 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 this price range set forth in this footnote.

SEC source: 0001650164-24-000293 · wk-form4_1726173221.xml · nonDerivative · entry 2

Fredette Stephen · CIK 0001869038 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,595,685

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2024.

F3 · shares: On September 10, 2024, the Reporting Person made a bona fide gift of 42,338 shares of the Issuer's Class A Common Stock with no payment in consideration.

SEC source: 0001650164-24-000293 · wk-form4_1726173221.xml · nonDerivative · entry 1

Fredette Stephen · CIK 0001869038 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,638,023

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 11, 2024.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.210 to $23.775, 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 this price range set forth in this footnote.

SEC source: 0000950170-24-104876 · ownership.xml · derivative · entry 4

Bennett Richard Kent · CIK 0001860725 · 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 outstanding share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder or automatically upon the occurrence of other events set forth in the Issuer's certificate of incorporation.

F2 · shares: Represents 1,661,808 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 1,318,425 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds").

F1 · price: Each outstanding share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder or automatically upon the occurrence of other events set forth in the Issuer's certificate of incorporation.

F1 · derivative.exercise_date: Each outstanding share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder or automatically upon the occurrence of other events set forth in the Issuer's certificate of incorporation.

F1 · derivative.expiration_date: Each outstanding share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder or automatically upon the occurrence of other events set forth in the Issuer's certificate of incorporation.

F2 · derivative.underlying_shares: Represents 1,661,808 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 1,318,425 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds").

F4 · balance_after: The Reporting Person is a partner at Bessemer Venture Partners and has an indirect, passive economic interest in the shares held by the Bessemer IX Funds and the Bessemer Century Funds by virtue of his interest in (1) Deer IX & Co. L.P., the general partner of the Bessemer IX Funds, and (2) Deer X & Co. L.P., the general partner of the Bessemer Century Funds and (3) certain other indirect limited partnership interests in certain of the Bessemer Funds. The Reporting Person disclaims beneficial ownership of the securities held by the Bessemer IX Funds and the Bessemer Century Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his indirect interest in the Bessemer IX Funds and Bessemer Century Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F7 · balance_after: As of the date hereof, Bessemer IX, Bessemer Institutional, Bessemer Century and Bessemer Century Institutional own 6,208,629 shares of Class B Common Stock, 5,030,759 shares of Class B Common Stock, 331,106 shares of Class B Common Stock, and 2,089,272 shares of Class B Common Stock, respectively.

F4 · ownership.nature: The Reporting Person is a partner at Bessemer Venture Partners and has an indirect, passive economic interest in the shares held by the Bessemer IX Funds and the Bessemer Century Funds by virtue of his interest in (1) Deer IX & Co. L.P., the general partner of the Bessemer IX Funds, and (2) Deer X & Co. L.P., the general partner of the Bessemer Century Funds and (3) certain other indirect limited partnership interests in certain of the Bessemer Funds. The Reporting Person disclaims beneficial ownership of the securities held by the Bessemer IX Funds and the Bessemer Century Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his indirect interest in the Bessemer IX Funds and Bessemer Century Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F7 · ownership.nature: As of the date hereof, Bessemer IX, Bessemer Institutional, Bessemer Century and Bessemer Century Institutional own 6,208,629 shares of Class B Common Stock, 5,030,759 shares of Class B Common Stock, 331,106 shares of Class B Common Stock, and 2,089,272 shares of Class B Common Stock, respectively.

SEC source: 0000950170-24-104876 · ownership.xml · nonDerivative · entry 2

Bennett Richard Kent · CIK 0001860725 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F3 · shares: On September 4,2024, the Bessemer IX Funds distributed, for no consideration 2,980,233 shares (collectively, the "Shares"), of Class A Common Stock to their limited partners and to Deer IX L.P. ("Deer IX") 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, the Deer IX 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 exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F3 · price: On September 4,2024, the Bessemer IX Funds distributed, for no consideration 2,980,233 shares (collectively, the "Shares"), of Class A Common Stock to their limited partners and to Deer IX L.P. ("Deer IX") 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, the Deer IX 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 exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F4 · ownership.nature: The Reporting Person is a partner at Bessemer Venture Partners and has an indirect, passive economic interest in the shares held by the Bessemer IX Funds and the Bessemer Century Funds by virtue of his interest in (1) Deer IX & Co. L.P., the general partner of the Bessemer IX Funds, and (2) Deer X & Co. L.P., the general partner of the Bessemer Century Funds and (3) certain other indirect limited partnership interests in certain of the Bessemer Funds. The Reporting Person disclaims beneficial ownership of the securities held by the Bessemer IX Funds and the Bessemer Century Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his indirect interest in the Bessemer IX Funds and Bessemer Century Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0000950170-24-104876 · ownership.xml · nonDerivative · entry 1

Bennett Richard Kent · CIK 0001860725 · 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 1,661,808 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 1,318,425 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds").

F1 · price: Each outstanding share of Class B Common Stock is convertible into one share of Class A Common Stock at any time at the option of the holder or automatically upon the occurrence of other events set forth in the Issuer's certificate of incorporation.

F2 · balance_after: Represents 1,661,808 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 1,318,425 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds").

F2 · ownership.nature: Represents 1,661,808 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), 1,318,425 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional", and together with Bessemer IX, the "Bessemer IX Funds").

F4 · ownership.nature: The Reporting Person is a partner at Bessemer Venture Partners and has an indirect, passive economic interest in the shares held by the Bessemer IX Funds and the Bessemer Century Funds by virtue of his interest in (1) Deer IX & Co. L.P., the general partner of the Bessemer IX Funds, and (2) Deer X & Co. L.P., the general partner of the Bessemer Century Funds and (3) certain other indirect limited partnership interests in certain of the Bessemer Funds. The Reporting Person disclaims beneficial ownership of the securities held by the Bessemer IX Funds and the Bessemer Century Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his indirect interest in the Bessemer IX Funds and Bessemer Century Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

SEC source: 0001650164-24-000290 · wk-form4_1724272777.xml · derivative · entry 4

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 520,000

Underlying: Class A Common Stock · 100,000 shares

Expires 2029-02-08

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

F4 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-24-000290 · wk-form4_1724272777.xml · nonDerivative · entry 3

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,107

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.005 to $25.06, 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 this price range set forth in this footnote.

SEC source: 0001650164-24-000290 · wk-form4_1724272777.xml · nonDerivative · entry 2

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 121,607

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.00 to $24.845, 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 this price range set forth in this footnote.

SEC source: 0001650164-24-000290 · wk-form4_1724272777.xml · nonDerivative · entry 1

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 220,107

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

SEC source: 0001650164-24-000286 · wk-form4_1723495074.xml · nonDerivative · entry 1

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 957,708

F1 · shares: On August 9, 2024, the Reporting Person made a bona fide gift of 175,000 shares of the Issuer's Class A Common Stock with no payment in consideration.

SEC source: 0001650164-24-000273 · wk-form4_1722890687.xml · nonDerivative · entry 2

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,132,708

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000271 · wk-form4_1722890625.xml · nonDerivative · entry 2

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 171,993

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000269 · wk-form4_1722890575.xml · nonDerivative · entry 2

Fredette Stephen · CIK 0001869038 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,849,709

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000275 · wk-form4_1722890762.xml · nonDerivative · entry 2

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 183,931

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000277 · wk-form4_1722890817.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,312

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000265 · wk-form4_1722890459.xml · nonDerivative · entry 3

Matlock James Michael · CIK 0001887681 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,548

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000273 · wk-form4_1722890687.xml · derivative · entry 4

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,126

Underlying: Class A Common Stock · 3,521 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F3 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

F3 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

SEC source: 0001650164-24-000273 · wk-form4_1722890687.xml · nonDerivative · entry 1

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,134,564

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000271 · wk-form4_1722890625.xml · derivative · entry 4

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,911

Underlying: Class A Common Stock · 2,151 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F3 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

F3 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

SEC source: 0001650164-24-000271 · wk-form4_1722890625.xml · nonDerivative · entry 1

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 172,682

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000269 · wk-form4_1722890575.xml · derivative · entry 6

Fredette Stephen · CIK 0001869038 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,126

Underlying: Class A Common Stock · 3,521 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F3 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

F3 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

SEC source: 0001650164-24-000269 · wk-form4_1722890575.xml · nonDerivative · entry 1

Fredette Stephen · CIK 0001869038 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,850,836

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000275 · wk-form4_1722890762.xml · derivative · entry 3

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,474

Underlying: Class A Common Stock · 3,912 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F3 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

F3 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

SEC source: 0001650164-24-000275 · wk-form4_1722890762.xml · nonDerivative · entry 1

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,093

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000277 · wk-form4_1722890817.xml · derivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,606

Underlying: Class A Common Stock · 2,934 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F3 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

F3 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

SEC source: 0001650164-24-000277 · wk-form4_1722890817.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,853

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000267 · wk-form4_1722890511.xml · derivative · entry 2

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,947

Underlying: Class A Common Stock · 7,825 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F2 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

F2 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

SEC source: 0001650164-24-000267 · wk-form4_1722890511.xml · nonDerivative · entry 1

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,107

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000265 · wk-form4_1722890459.xml · derivative · entry 5

Matlock James Michael · CIK 0001887681 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,869

Underlying: Class A Common Stock · 978 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F4 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

F4 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following February 1, 2022.

SEC source: 0001650164-24-000265 · wk-form4_1722890459.xml · derivative · entry 4

Matlock James Michael · CIK 0001887681 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,125

Underlying: Class A Common Stock · 15,625 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F3 · derivative.exercise_date: The RSUs shall vest as follows: 25% shall vest on November 1, 2022, with the remainder vesting in equal quarterly installments of 6.25% over the following three years.

F3 · derivative.expiration_date: The RSUs shall vest as follows: 25% shall vest on November 1, 2022, with the remainder vesting in equal quarterly installments of 6.25% over the following three years.

SEC source: 0001650164-24-000265 · wk-form4_1722890459.xml · nonDerivative · entry 2

Matlock James Michael · CIK 0001887681 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,721

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000265 · wk-form4_1722890459.xml · nonDerivative · entry 1

Matlock James Michael · CIK 0001887681 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,743

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 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-24-000251 · wk-form4_1721420584.xml · derivative · entry 4

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 620,000

Underlying: Class A Common Stock · 90,000 shares

Expires 2029-02-08

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

F4 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-24-000251 · wk-form4_1721420584.xml · nonDerivative · entry 3

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 112,282

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $27.06 to $27.17, 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 this price range set forth in this footnote.

SEC source: 0001650164-24-000251 · wk-form4_1721420584.xml · nonDerivative · entry 2

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 116,382

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $26.06 to $27.05, 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 this price range set forth in this footnote.

SEC source: 0001650164-24-000251 · wk-form4_1721420584.xml · nonDerivative · entry 1

Comparato Christopher P · CIK 0001868272 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 202,282

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 1, 2024.

SEC source: 0001650164-24-000248 · wk-form4_1721161645.xml · derivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 97,211

Underlying: Class A Common Stock · 100,000 shares

Expires 2027-09-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 14, 2023.

F3 · derivative.exercise_date: The shares subject to this option are fully vested as of the date hereof.

SEC source: 0001650164-24-000248 · wk-form4_1721161645.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,919

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 14, 2023.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.04 to $25.92, 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 this price range set forth in this footnote.

SEC source: 0001650164-24-000248 · wk-form4_1721161645.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 131,919

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 14, 2023.

SEC source: 0001650164-24-000243 · wk-form4_1720039136.xml · nonDerivative · entry 4

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 170,531

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000240 · wk-form4_1720039043.xml · nonDerivative · entry 4

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,131,043

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000241 · wk-form4_1720039075.xml · nonDerivative · entry 4

Fredette Stephen · CIK 0001869038 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,847,315

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000237 · wk-form4_1720038948.xml · nonDerivative · entry 5

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 182,181

F4 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000239 · wk-form4_1720039013.xml · nonDerivative · entry 3

Matlock James Michael · CIK 0001887681 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,118

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000238 · wk-form4_1720038981.xml · nonDerivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,919

F2 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-24-000240 · wk-form4_1720039043.xml · derivative · entry 8

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 188,960

Underlying: Class A Common Stock · 12,597 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: The Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F5 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following April 1, 2024.

F5 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following April 1, 2024.

SEC source: 0001650164-24-000240 · wk-form4_1720039043.xml · derivative · entry 7

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,636

Underlying: Class A Common Stock · 6,330 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: The Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F4 · derivative.exercise_date: The RSUs shall vest in sixteen equal quarterly installments following April 1, 2023.

F4 · derivative.expiration_date: The RSUs shall vest in sixteen equal quarterly installments following April 1, 2023.

SEC source: 0001650164-24-000240 · wk-form4_1720039043.xml · derivative · entry 6

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,690

Underlying: Class A Common Stock · 1,560 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: The Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F3 · derivative.exercise_date: The RSUs shall vest as follows: 25% on April 1, 2022, with the remainder vesting in equal quarterly installments over the following three years.

F3 · derivative.expiration_date: The RSUs shall vest as follows: 25% on April 1, 2022, with the remainder vesting in equal quarterly installments over the following three years.