TDUP

SEC source: 0001484778-24-000127 · wk-form4_1725403391.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 879,109

F1 · kind: Represents shares of Class A Common Stock that were withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001484778-24-000127 · wk-form4_1725403391.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 918,015

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: 0001484778-24-000121 · wk-form4_1725369128.xml · nonDerivative · entry 1

LAZAR JACK R · CIK 0001277624 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 278,258

F1 · kind: Open market purchase of shares in accordance with Issuer's trading policies.

F2 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $0.9096 to $0.9161 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 purchased at each separate price within the range set forth in this footnote.

SEC source: 0001484778-24-000119 · wk-form4_1724937009.xml · nonDerivative · entry 1

Paranksy Noam · CIK 0002022533 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 246,444

F1 · kind: Open market purchase of shares in accordance with Issuer's trading policies.

SEC source: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 29

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 37,553

Underlying: Class A Common Stock · 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.

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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.

F6 · ownership.nature: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 28

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 67,277

Underlying: Class A Common Stock · 624 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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.

F6 · ownership.nature: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 27

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 6,795,167

Underlying: Class A Common Stock · 62,960 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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.

F6 · ownership.nature: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 18

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 17

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 16

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 15

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 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.

F1 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 14

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 624

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 13

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 62,960

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-025711 · form4a-10292024_111022.xml · derivative · entry 6

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: No plan indicated

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

Disclosed balance after: 37,007

Underlying: Class A Common Stock · 895 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F6 · 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.

F6 · 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.

F6 · 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.

F5 · balance_after: As of the date of the filing of this amendment, Trinity X Side-By-Side Fund, L.P. owns 546 shares of Class A Common Stock and 37,007 shares of Class B Common Stock.

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: 0001415889-24-025711 · form4a-10292024_111022.xml · derivative · entry 5

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: No plan indicated

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

Disclosed balance after: 66,302

Underlying: Class A Common Stock · 1,599 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F6 · 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.

F6 · 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.

F6 · 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.

F4 · balance_after: As of the date of the filing of this amendment, Trinity X Entrepreneurs' Fund, L.P. owns 975 shares of Class A Common Stock and 66,302 shares of Class B Common Stock.

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: 0001415889-24-025711 · form4a-10292024_111022.xml · derivative · entry 4

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: No plan indicated

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

Disclosed balance after: 6,696,685

Underlying: Class A Common Stock · 161,442 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Class B Common Stock was converted into one share of Class A Common Stock for no additional consideration.

F6 · 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.

F6 · 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.

F6 · 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.

F2 · balance_after: As of the date of the filing of this amendment, Trinity Ventures X, L.P. owns 98,482 shares of Class A Common Stock and 6,696,685 shares of Class B Common Stock.

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: 0001415889-24-025711 · form4a-10292024_111022.xml · nonDerivative · entry 3

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: No plan indicated

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

Disclosed balance after: 895

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

F5 · balance_after: As of the date of the filing of this amendment, Trinity X Side-By-Side Fund, L.P. owns 546 shares of Class A Common Stock and 37,007 shares of Class B Common Stock.

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: 0001415889-24-025711 · form4a-10292024_111022.xml · nonDerivative · entry 2

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: No plan indicated

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

Disclosed balance after: 1,599

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

F4 · balance_after: As of the date of the filing of this amendment, Trinity X Entrepreneurs' Fund, L.P. owns 975 shares of Class A Common Stock and 66,302 shares of Class B Common Stock.

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: 0001415889-24-025711 · form4a-10292024_111022.xml · nonDerivative · entry 1

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: No plan indicated

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

Disclosed balance after: 161,442

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

F2 · balance_after: As of the date of the filing of this amendment, Trinity Ventures X, L.P. owns 98,482 shares of Class A Common Stock and 6,696,685 shares of Class B Common Stock.

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: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 26

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 37,902

Underlying: Common Stock · 247 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 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: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 25

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 67,901

Underlying: Class A Common Stock · 443 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 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: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 24

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 6,858,127

Underlying: Class A Common Stock · 44,775 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 12

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.09 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 11

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.09 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 10

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.09 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 9

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 247

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 8

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 443

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 7

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 44,775

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 23

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 38,149

Underlying: Class A Common Stock · 109 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 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: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 22

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 68,344

Underlying: Class A Common Stock · 195 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 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: 0001415889-24-020358 · form4-07302024_090750.xml · derivative · entry 21

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 6,902,902

Underlying: Class A Common Stock · 19,696 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 6

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.08 to $2.10 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 5

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.08 to $2.10 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 4

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.08 to $2.10 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the 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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 3

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 109

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 2

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 195

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020358 · form4-07302024_090750.xml · nonDerivative · entry 1

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 19,696

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001484778-24-000103 · wk-form4_1722025020.xml · nonDerivative · entry 1

Paranksy Noam · CIK 0002022533 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 156,444

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: 0001484778-24-000108 · wk-form4_1722025304.xml · nonDerivative · entry 1

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,956

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: 0001484778-24-000107 · wk-form4_1722025196.xml · nonDerivative · entry 1

Rushing Coretha M · CIK 0001362321 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 209,383

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: 0001484778-24-000106 · wk-form4_1722025105.xml · nonDerivative · entry 1

Friedman Ian · CIK 0001834575 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 235,748

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: 0001484778-24-000105 · wk-form4_1722025076.xml · nonDerivative · entry 1

HALEY TIMOTHY M · CIK 0001201583 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 227,022

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: 0001484778-24-000104 · wk-form4_1722025048.xml · nonDerivative · entry 1

LAZAR JACK R · CIK 0001277624 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 268,258

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: 0001415889-24-020125 · form4-07252024_110735.xml · derivative · entry 9

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 38,258

Underlying: Class A Common Stock · 100 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F5 · 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.

F5 · 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.

F5 · 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: 0001415889-24-020125 · form4-07252024_110735.xml · derivative · entry 8

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 68,539

Underlying: Class A Common Stock · 179 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F5 · 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.

F5 · 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.

F5 · 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: 0001415889-24-020125 · form4-07252024_110735.xml · derivative · entry 7

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 6,922,598

Underlying: Class A Common Stock · 18,099 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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F5 · 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.

F5 · 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.

F5 · 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: 0001415889-24-020125 · form4-07252024_110735.xml · nonDerivative · entry 6

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020125 · form4-07252024_110735.xml · nonDerivative · entry 5

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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: 0001415889-24-020125 · form4-07252024_110735.xml · nonDerivative · entry 4

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.05 to $2.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within 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: 0001415889-24-020125 · form4-07252024_110735.xml · nonDerivative · entry 3

Nakache Patricia · CIK 0001597755 · Director

10b5-1 filing: Plan reported

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

Disclosed balance after: 100

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 March 15, 2024. The Reporting Person did not participate in the consideration or the adoption of the Rule 10b5-1 Plan.

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.