TOST

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · derivative · entry 8

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Narang Family Irrevocable Trust FBO Vijay and Madhu Narang

Disclosed balance after: 15,075

Underlying: Class A Common Stock · 2,660 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · derivative · entry 7

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,387,840

Underlying: Class A Common Stock · 3,385,000 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · nonDerivative · entry 6

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Narang Family Irrevocable Trust FBO Noah Narang

Disclosed balance after: 9,849

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · nonDerivative · entry 5

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Narang Family Irrevocable Trust FBO Lia Narang

Disclosed balance after: 9,849

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · nonDerivative · entry 4

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Narang Family Irrevocable Trust FBO Varun Narang

Disclosed balance after: 14,051

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · nonDerivative · entry 3

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Narang Family Irrevocable Trust FBO Fitzgerald Family

Disclosed balance after: 30,000

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 · price: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · nonDerivative · entry 2

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Narang Family Irrevocable Trust FBO Vijay and Madhu Narang

Disclosed balance after: 2,660

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000023 · wf-form4_163778775824487.xml · nonDerivative · entry 1

Narang Aman · CIK 0001869139 · Director · COO & Co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,385,000

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 · price: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · derivative · entry 8

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the SHFA 2021 Nominee Trust

Disclosed balance after: 5,821,183

Underlying: Class A Common Stock · 1,012,152 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · derivative · entry 7

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Fredette Family Nominee Trust

Disclosed balance after: 712,500

Underlying: Class A Common Stock · 37,500 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · derivative · entry 6

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the SHFA Family Trust

Disclosed balance after: 1,807,457

Underlying: Class A Common Stock · 192,543 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · derivative · entry 5

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,510,171

Underlying: Class A Common Stock · 2,392,869 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · nonDerivative · entry 4

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the SHFA 2021 Nominee Trust

Disclosed balance after: 1,012,152

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · nonDerivative · entry 3

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Fredette Family Nominee Trust

Disclosed balance after: 37,500

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · nonDerivative · entry 2

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Indirect · By the SHFA Family Trust

Disclosed balance after: 192,543

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000024 · wf-form4_163778785441207.xml · nonDerivative · entry 1

Fredette Stephen · CIK 0001869038 · Director · Co-President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,142,869

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000022 · wf-form4_163778766393850.xml · derivative · entry 2

Comparato Christopher P · CIK 0001868272 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Comparato Family Holdings Trust dated July 27, 2018

Disclosed balance after: 6,836,099

Underlying: Class A Common Stock · 906,321 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000022 · wf-form4_163778766393850.xml · nonDerivative · entry 1

Comparato Christopher P · CIK 0001868272 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Comparato Family Holdings Trust dated July 27, 2018

Disclosed balance after: 906,321

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0000899243-21-044809 · doc4.xml · derivative · entry 2

Technology Investment Dining Group, LLC · CIK 0001884213 · 10% owner

Papa Steve · CIK 0001835174 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,002,484

Underlying: Class A Common Stock · 8,294,556 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: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · ownership.direct: The shares are held directly by Technology Investment Dining Group, LLC. These shares are owned indirectly by Steven Papa by virtue of him being the managing member of Technology Investment Dining Group, LLC.

SEC source: 0000899243-21-044809 · doc4.xml · nonDerivative · entry 1

Technology Investment Dining Group, LLC · CIK 0001884213 · 10% owner

Papa Steve · CIK 0001835174 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,294,556

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: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · ownership.direct: The shares are held directly by Technology Investment Dining Group, LLC. These shares are owned indirectly by Steven Papa by virtue of him being the managing member of Technology Investment Dining Group, LLC.

SEC source: 0000899243-21-044925 · doc4.xml · derivative · entry 3

Bessemer Venture Partners IX L.P. · CIK 0001655213 · 10% owner

Bessemer Venture Partners IX Institutional L.P. · CIK 0001624149 · 10% owner

Deer IX & Co. Ltd. · CIK 0001655220 · 10% owner

Deer IX & Co. L.P. · CIK 0001655219 · 10% owner

Bessemer Venture Partners Century Fund L.P. · CIK 0001787478 · 10% owner

Bessemer Venture Partners Century Fund Institutional L.P. · CIK 0001787477 · 10% owner

Deer X & Co. Ltd. · CIK 0001768677 · 10% owner

Deer X & Co. L.P. · CIK 0001768637 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 55,134,306

Underlying: Class A Common Stock · 4,470,349 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.

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.

F3 · ownership.nature: Deer IX & Co. Ltd. ("Deer IX Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer IX L.P."), which is the general partner of each of the Bessemer IX Funds. Deer IX Ltd. and Deer IX L.P. disclaim beneficial ownership of the securities held by the Bessemer IX Funds, and this report shall not be deemed an admission that Deer IX Ltd. and Deer IX 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 Bessemer IX Funds.

F4 · ownership.nature: Deer X & Co. Ltd. ("Deer X Ltd.") is the general partner of Deer X & Co. L.P. ("Deer X L.P."), which is the general partner of each of the Bessemer Venture Partners Century Fund L.P. ("Bessemer Century") and Bessemer Venture Partners Century Fund Institutional L.P. ("Bessemer Century Institutional", and together with Bessemer Century, the "Bessemer Century Funds"). Deer X Ltd. and Deer X L.P. disclaim beneficial ownership of the securities held by the Bessemer Century Funds, and this report shall not be deemed an admission that Deer X Ltd. and Deer X 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 Bessemer Century Funds.

F5 · ownership.nature: As of the date hereof, Bessemer IX, Bessemer Institutional, Bessemer Century and Bessemer Century Institutional own 28,167,422 shares of Class B Common Stock, 22,566,409 shares of Class B Common Stock, 3,798,490 shares of Class B Common Stock, and 601,985 shares of Class B Common Stock, respectively.

SEC source: 0000899243-21-044925 · doc4.xml · nonDerivative · entry 2

Bessemer Venture Partners IX L.P. · CIK 0001655213 · 10% owner

Bessemer Venture Partners IX Institutional L.P. · CIK 0001624149 · 10% owner

Deer IX & Co. Ltd. · CIK 0001655220 · 10% owner

Deer IX & Co. L.P. · CIK 0001655219 · 10% owner

Bessemer Venture Partners Century Fund L.P. · CIK 0001787478 · 10% owner

Bessemer Venture Partners Century Fund Institutional L.P. · CIK 0001787477 · 10% owner

Deer X & Co. Ltd. · CIK 0001768677 · 10% owner

Deer X & Co. L.P. · CIK 0001768637 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F6 · kind: On November 12, 2021 the Bessemer IX Funds distributed, for no consideration 4,470,349 shares (collectively, the "Shares"), of Class A Common Stock to their limited partners and to Deer IX 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 IX 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 exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F6 · shares: On November 12, 2021 the Bessemer IX Funds distributed, for no consideration 4,470,349 shares (collectively, the "Shares"), of Class A Common Stock to their limited partners and to Deer IX 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 IX 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 exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F6 · price: On November 12, 2021 the Bessemer IX Funds distributed, for no consideration 4,470,349 shares (collectively, the "Shares"), of Class A Common Stock to their limited partners and to Deer IX 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 IX 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 exemption afforded by Rules 16a-13 and 16a-9 of the Securities Exchange Act of 1934, as amended.

F3 · ownership.nature: Deer IX & Co. Ltd. ("Deer IX Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer IX L.P."), which is the general partner of each of the Bessemer IX Funds. Deer IX Ltd. and Deer IX L.P. disclaim beneficial ownership of the securities held by the Bessemer IX Funds, and this report shall not be deemed an admission that Deer IX Ltd. and Deer IX 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 Bessemer IX Funds.

F4 · ownership.nature: Deer X & Co. Ltd. ("Deer X Ltd.") is the general partner of Deer X & Co. L.P. ("Deer X L.P."), which is the general partner of each of the Bessemer Venture Partners Century Fund L.P. ("Bessemer Century") and Bessemer Venture Partners Century Fund Institutional L.P. ("Bessemer Century Institutional", and together with Bessemer Century, the "Bessemer Century Funds"). Deer X Ltd. and Deer X L.P. disclaim beneficial ownership of the securities held by the Bessemer Century Funds, and this report shall not be deemed an admission that Deer X Ltd. and Deer X 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 Bessemer Century Funds.

F5 · ownership.nature: As of the date hereof, Bessemer IX, Bessemer Institutional, Bessemer Century and Bessemer Century Institutional own 28,167,422 shares of Class B Common Stock, 22,566,409 shares of Class B Common Stock, 3,798,490 shares of Class B Common Stock, and 601,985 shares of Class B Common Stock, respectively.

SEC source: 0000899243-21-044925 · doc4.xml · nonDerivative · entry 1

Bessemer Venture Partners IX L.P. · CIK 0001655213 · 10% owner

Bessemer Venture Partners IX Institutional L.P. · CIK 0001624149 · 10% owner

Deer IX & Co. Ltd. · CIK 0001655220 · 10% owner

Deer IX & Co. L.P. · CIK 0001655219 · 10% owner

Bessemer Venture Partners Century Fund L.P. · CIK 0001787478 · 10% owner

Bessemer Venture Partners Century Fund Institutional L.P. · CIK 0001787477 · 10% owner

Deer X & Co. Ltd. · CIK 0001768677 · 10% owner

Deer X & Co. L.P. · CIK 0001768637 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 4,470,349

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 2,481,938 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), and 1,988,411 shares converted from Class B Common Stock to Class A Common Stock 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 · ownership.nature: Represents 2,481,938 shares converted from Class B Common Stock to Class A Common Stock by Bessemer Venture Partners IX, L.P. ("Bessemer IX"), and 1,988,411 shares converted from Class B Common Stock to Class A Common Stock Bessemer Venture Partners IX Institutional, L.P. ("Bessemer Institutional, and together with Bessemer IX, the "Bessemer IX Funds").

F3 · ownership.nature: Deer IX & Co. Ltd. ("Deer IX Ltd.") is the general partner of Deer IX & Co. L.P. ("Deer IX L.P."), which is the general partner of each of the Bessemer IX Funds. Deer IX Ltd. and Deer IX L.P. disclaim beneficial ownership of the securities held by the Bessemer IX Funds, and this report shall not be deemed an admission that Deer IX Ltd. and Deer IX 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 Bessemer IX Funds.

F4 · ownership.nature: Deer X & Co. Ltd. ("Deer X Ltd.") is the general partner of Deer X & Co. L.P. ("Deer X L.P."), which is the general partner of each of the Bessemer Venture Partners Century Fund L.P. ("Bessemer Century") and Bessemer Venture Partners Century Fund Institutional L.P. ("Bessemer Century Institutional", and together with Bessemer Century, the "Bessemer Century Funds"). Deer X Ltd. and Deer X L.P. disclaim beneficial ownership of the securities held by the Bessemer Century Funds, and this report shall not be deemed an admission that Deer X Ltd. and Deer X 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 Bessemer Century Funds.

SEC source: 0001887681-21-000002 · wf-form4_163545191065577.xml · derivative · entry 2

Matlock James Michael · CIK 0001887681 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 250,000

Underlying: Class A Common Stock · 250,000 shares

Expires 2028-10-27

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 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: 0001053466-21-000002 · wf-form4_163553779818370.xml · derivative · entry 3

PATRICK DEVAL L · CIK 0001053466 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,930

Underlying: Class A Common Stock · 22,930 shares

Expires 2028-02-22

F1 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 2 below, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F2 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs shall vest shall vest in three equal annual installments over three years following February 22, 2021.

SEC source: 0001053466-21-000002 · wf-form4_163553779818370.xml · derivative · entry 2

PATRICK DEVAL L · CIK 0001053466 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 22,930 shares

Expires 2028-02-22

F1 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 2 below, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F2 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs shall vest shall vest in three equal annual installments over three years following February 22, 2021.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 12

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Class A Common Stock · 20,000 shares

Expires 2028-06-02

F6 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F7 · derivative.exercise_date: The RSUs shall vest as follows: 25% shall vest on July 1, 2022, with the remainder vesting in equal quarterly installments over the following three years.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 11

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 20,000 shares

Expires 2028-06-02

F6 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F7 · derivative.exercise_date: The RSUs shall vest as follows: 25% shall vest on July 1, 2022, with the remainder vesting in equal quarterly installments over the following three years.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 10

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,000

Underlying: Class A Common Stock · 60,000 shares

Expires 2031-06-02

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, except that they now represent the option to purchase Class A Common Stock.

F5 · derivative.exercise_date: The shares subject to this option shall vest in twenty equal quarterly installments over five years following June 2, 2021.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 9

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 60,000 shares

Expires 2031-06-02

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, except that they now represent the option to purchase Class A Common Stock.

F5 · derivative.exercise_date: The shares subject to this option shall vest in twenty equal quarterly installments over five years following June 2, 2021.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 8

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 450,000

Underlying: Class A Common Stock · 450,000 shares

Expires 2030-04-21

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, except that they now represent the option to purchase Class A Common Stock.

F4 · derivative.exercise_date: The shares subject to this option shall vest in twenty equal quarterly installments over five years following April 21, 2020.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 7

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 450,000 shares

Expires 2030-04-21

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, except that they now represent the option to purchase Class A Common Stock.

F4 · derivative.exercise_date: The shares subject to this option shall vest in twenty equal quarterly installments over five years following April 21, 2020.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 6

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 375,000

Underlying: Class A Common Stock · 375,000 shares

Expires 2029-02-08

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, except that they now represent the option to purchase Class A Common Stock.

F3 · derivative.exercise_date: The shares subject to this option shall vest in twenty equal quarterly installments over five years following July 1, 2018.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 5

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 375,000 shares

Expires 2029-02-08

F1 · kind: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, except that they now represent the option to purchase Class A Common Stock.

F3 · derivative.exercise_date: The shares subject to this option shall vest in twenty equal quarterly installments over five years following July 1, 2018.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 4

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Brian R. Elworthy Grantor Retained Annuity Trust of 2019

Disclosed balance after: 0

Underlying: Class A Common Stock · 109,175 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: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · derivative · entry 3

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 428,930 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: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock on a one-for-one basis.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · nonDerivative · entry 2

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · By the Brian R. Elworthy Grantor Retained Annuity Trust of 2019

Disclosed balance after: 109,175

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.

SEC source: 0001869299-21-000002 · wf-form4_163553770914882.xml · nonDerivative · entry 1

Elworthy Brian R · CIK 0001869299 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 428,930

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.

SEC source: 0001650164-21-000002 · wf-form4_163553892827517.xml · derivative · entry 5

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 375,000

Underlying: Class A Common Stock · 375,000 shares

Expires 2028-03-22

F4 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F5 · derivative.exercise_date: The RSUs shall vest as follows: 25% shall vest on April 1, 2022, with the remainder vesting in equal quarterly installments over the following three years.

SEC source: 0001650164-21-000002 · wf-form4_163553892827517.xml · derivative · entry 4

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 375,000 shares

Expires 2028-03-22

F4 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F5 · derivative.exercise_date: The RSUs shall vest as follows: 25% shall vest on April 1, 2022, with the remainder vesting in equal quarterly installments over the following three years.

SEC source: 0001650164-21-000002 · wf-form4_163553892827517.xml · derivative · entry 3

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,875,000

Underlying: Class A Common Stock · 1,875,000 shares

Expires 2031-03-22

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, expect that they now represent the option to purchase Class A Common Stock.

F3 · derivative.exercise_date: 20% of the shares subject to this option shall vest and become exercisable on March 8, 2022, with the remainder vesting in sixteen equal quarterly installments thereafter.

SEC source: 0001650164-21-000002 · wf-form4_163553892827517.xml · derivative · entry 2

Gomez Elena · CIK 0001674159 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,875,000 shares

Expires 2031-03-22

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F2 · kind: In connection with the voluntary conversion described in footnote 1, the outstanding options to purchase shares of Class B Common Stock remain unchanged, expect that they now represent the option to purchase Class A Common Stock.

F3 · derivative.exercise_date: 20% of the shares subject to this option shall vest and become exercisable on March 8, 2022, with the remainder vesting in sixteen equal quarterly installments thereafter.

SEC source: 0001650164-21-000004 · wf-form4_163553908039812.xml · derivative · entry 6

Hawkins Mark J · CIK 0001430437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,550

Underlying: Class A Common Stock · 9,550 shares

Expires 2028-04-28

F2 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F4 · derivative.exercise_date: The RSUs shall vest in full on May 1, 2022.

SEC source: 0001650164-21-000004 · wf-form4_163553908039812.xml · derivative · entry 5

Hawkins Mark J · CIK 0001430437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 9,550 shares

Expires 2028-04-28

F2 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F4 · derivative.exercise_date: The RSUs shall vest in full on May 1, 2022.

SEC source: 0001650164-21-000004 · wf-form4_163553908039812.xml · derivative · entry 4

Hawkins Mark J · CIK 0001430437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,580

Underlying: Class A Common Stock · 105,580 shares

Expires 2027-04-27

F2 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs shall vest in two equal annual installments: 50% on April 27, 2022 and 50% on April 27, 2023.

SEC source: 0001650164-21-000004 · wf-form4_163553908039812.xml · derivative · entry 3

Hawkins Mark J · CIK 0001430437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 105,580 shares

Expires 2027-04-27

F2 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 1, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F1 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs shall vest in two equal annual installments: 50% on April 27, 2022 and 50% on April 27, 2023.

SEC source: 0001650164-21-000004 · wf-form4_163553908039812.xml · derivative · entry 2

Hawkins Mark J · CIK 0001430437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 52,790 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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.exercise_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F1 · derivative.expiration_date: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001650164-21-000004 · wf-form4_163553908039812.xml · nonDerivative · entry 1

Hawkins Mark J · CIK 0001430437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,457

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: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

SEC source: 0001608495-21-000003 · wf-form4_163553788266388.xml · derivative · entry 3

Chapman-Hughes Susan · CIK 0001608495 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,930

Underlying: Class A Common Stock · 22,930 shares

Expires 2028-01-28

F1 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 2 below, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F2 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs shall vest in three equal annual installments over three years following January 28, 2021.

SEC source: 0001608495-21-000003 · wf-form4_163553788266388.xml · derivative · entry 2

Chapman-Hughes Susan · CIK 0001608495 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 22,930 shares

Expires 2028-01-28

F1 · derivative.exercise_price: In connection with the voluntary conversion described in footnote 2 below, the outstanding Restricted Stock Units ("RSUs") convertible into Class B Common Stock remain unchanged, except that the RSUs are now convertible into Class A Common Stock upon vesting and settlement.

F2 · kind: Reflects the voluntary conversion of Class B Common Stock into Class A Common Stock on a one-for-one basis.

F3 · derivative.exercise_date: The RSUs shall vest in three equal annual installments over three years following January 28, 2021.