TDUP

SEC source: 0001484778-23-000171 · wk-form4_1691614567.xml · nonDerivative · entry 1

Reinhart James G. · CIK 0001849447 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 197,303

F1 · kind: Proceeds to be used by the Reporting Person to repay a personal loan obligation with a third party financial institution in connection with an earlier exercise of ThredUp Inc. stock options.

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F3 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $3.28 to $3.59 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001484778-23-000158 · wk-form4_1691183883.xml · nonDerivative · entry 1

Rushing Coretha M · CIK 0001362321 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 109,228

F1 · kind: Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of her annual cash retainer, which retainer is paid in quarterly installments.

SEC source: 0001484778-23-000159 · wk-form4_1691183924.xml · nonDerivative · entry 1

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,405

F1 · kind: Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of her annual cash retainer, which retainer is paid in quarterly installments.

SEC source: 0001484778-23-000157 · wk-form4_1691183851.xml · nonDerivative · entry 1

Friedman Ian · CIK 0001834575 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 135,593

F1 · kind: Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments.

SEC source: 0001484778-23-000155 · wk-form4_1691183786.xml · nonDerivative · entry 1

Vu Marcie · CIK 0001849459 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 138,953

F1 · kind: Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of her annual cash retainer, which retainer is paid in quarterly installments.

SEC source: 0001484778-23-000156 · wk-form4_1691183818.xml · nonDerivative · entry 1

HALEY TIMOTHY M · CIK 0001201583 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,587

F1 · kind: Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments.

SEC source: 0001484778-23-000154 · wk-form4_1691183748.xml · nonDerivative · entry 1

LAZAR JACK R · CIK 0001277624 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 158,986

F1 · kind: Grant of fully vested restricted stock units ("RSUs") under the Issuer's 2021 Stock Option and Incentive Plan in a transaction exempt under Rule 16b-3. Each unit represents a right to receive one share of the Issuer's Class A Common Stock. The Reporting Person elected to receive RSUs in lieu of his annual cash retainer, which retainer is paid in quarterly installments.

SEC source: 0001209191-23-043881 · doc4.xml · derivative · entry 20

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 46,939

Underlying: Class A Common Stock · 264 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · derivative · entry 19

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 84,088

Underlying: Class A Common Stock · 471 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · derivative · entry 18

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 8,493,236

Underlying: Class A Common Stock · 47,652 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 12

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.52 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 11

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.52 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 10

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.52 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 9

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 264

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 8

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 471

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 7

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 47,652

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043879 · doc4.xml · derivative · entry 21

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 46,939

Underlying: Class A Common Stock · 264 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F9 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · derivative · entry 20

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 84,088

Underlying: Class A Common Stock · 471 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F9 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · derivative · entry 19

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 8,493,236

Underlying: Class A Common Stock · 47,652 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F9 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 12

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.52 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 11

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.52 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 10

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.52 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 9

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 264

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 8

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 471

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 7

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 47,652

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043881 · doc4.xml · derivative · entry 17

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 47,203

Underlying: Class A Common Stock · 8 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · derivative · entry 16

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 84,559

Underlying: Class A Common Stock · 16 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · derivative · entry 15

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 8,540,888

Underlying: Class A Common Stock · 1,588 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 6

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.48 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 5

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.48 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 4

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.48 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 3

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 8

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 2

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 16

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043881 · doc4.xml · nonDerivative · entry 1

Nakache Patricia · CIK 0001597755 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 1,588

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: The Reporting Person is a Management Member of Trinity TVL X, LLC, the general partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs' Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and shares voting and dispositive power with the other Management Members over the shares held by each of the Trinity Funds. The Reporting Person disclaims beneficial ownership of the shares reported herein except to the extent of her pecuniary interest therein.

SEC source: 0001209191-23-043879 · doc4.xml · derivative · entry 18

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 47,203

Underlying: Class A Common Stock · 8 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F9 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · derivative · entry 17

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 84,559

Underlying: Class A Common Stock · 16 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F9 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · derivative · entry 16

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 8,540,888

Underlying: Class A Common Stock · 1,588 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F9 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 6

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.48 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 5

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.48 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 4

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.46 to $3.48 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 3

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 8

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 2

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 16

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043879 · doc4.xml · nonDerivative · entry 1

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 1,588

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043335 · doc4.xml · derivative · entry 12

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 47,211

Underlying: Class A Common Stock · 272 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F8 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F8 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F8 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043335 · doc4.xml · derivative · entry 11

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 84,575

Underlying: Class A Common Stock · 155 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F8 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F8 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F8 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043335 · doc4.xml · derivative · entry 10

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 8,542,476

Underlying: Class A Common Stock · 15,642 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.

F2 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F8 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F8 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F8 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and upon the occurrence of other events set forth in the Issuer's Certificate of Incorporation.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043335 · doc4.xml · nonDerivative · entry 6

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.21 to $3.22 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043335 · doc4.xml · nonDerivative · entry 5

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Entrepreneurs' Fund, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.21 to $3.22 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043335 · doc4.xml · nonDerivative · entry 4

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity Ventures X, L.P.

Disclosed balance after: 0

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.21 to $3.22 inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-23-043335 · doc4.xml · nonDerivative · entry 3

Trinity TVL X, LLC · CIK 0001461710 · 10% owner

TRINITY VENTURES X LP · CIK 0001456065 · 10% owner

Trinity X Entrepreneurs' Fund, L.P. · CIK 0001461716 · 10% owner

Trinity X Side-By-Side Fund, L.P. · CIK 0001459208 · 10% owner

CHOPRA AJAY · CIK 0001228023 · 10% owner

Fenton Noel J · CIK 0001290449 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trinity X Side-By-Side Fund, L.P.

Disclosed balance after: 86

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 made pursuant to a Rule 10b5-1 trading plan adopted on June 9, 2023.

F2 · price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F3 · ownership.nature: Trinity TVL X, LLC is the General Partner of Trinity Ventures X, L.P., Trinity X Entrepreneurs Fund, L.P. and Trinity X Side-By-Side Fund, L.P. (collectively, the "Trinity Funds"), and the Management Members of Trinity TVL X, LLC share voting and dispositive power over the shares held by each of the Trinity Funds. The Management Members of Trinity TVL X, LLC are Ajay Chopra, Noel Fenton and Patricia Nakache. Each of Trinity TVL X, LLC, Mr. Chopra and Mr. Fenton disclaims beneficial ownership of the shares reported herein except to the extent of its or his respective pecuniary interest therein. Ms. Nakache is a director of the Issuer and files separate Section 16 reports.