LIFE

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · derivative · entry 15

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,084,681

Underlying: Class A Common Stock · 23,333 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.exercise_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.expiration_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 11

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,537,360

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F10 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.395 to $37.80 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 10

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,543,855

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F9 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.395 to $37.39 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 9

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,553,503

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.34 to $36.305 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 8

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,560,693

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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · derivative · entry 14

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,108,014

Underlying: Class A Common Stock · 23,333 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.exercise_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.expiration_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 7

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,537,360

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 6

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,537,675

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F7 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.505 to $39.25 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 5

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,558,793

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F6 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.465 to $37.89 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 4

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,560,693

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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089263-26-000016 · form4-09182026_040910.xml · derivative · entry 5

Wang Lingke · CIK 0002089263 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,811,283

Underlying: Class A Common Stock · 118,333 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.exercise_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.expiration_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

SEC source: 0002089263-26-000016 · form4-09182026_040910.xml · nonDerivative · entry 4

Wang Lingke · CIK 0002089263 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,537,543

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089263-26-000016 · form4-09182026_040910.xml · nonDerivative · entry 3

Wang Lingke · CIK 0002089263 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,537,858

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.605 to $39.55 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089263-26-000016 · form4-09182026_040910.xml · nonDerivative · entry 2

Wang Lingke · CIK 0002089263 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,648,445

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.585 to $38.58 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089263-26-000016 · form4-09182026_040910.xml · nonDerivative · entry 1

Wang Lingke · CIK 0002089263 · Director · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,655,876

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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · derivative · entry 13

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,131,347

Underlying: Class A Common Stock · 23,334 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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.exercise_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F1 · derivative.expiration_date: Each share of Class B Common Stock held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 3

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,537,360

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.25 to $40.58 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 2

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,539,331

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F4 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.20 to $40.16 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000018 · form4-09182026_040908.xml · nonDerivative · entry 1

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,560,694

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 held by the Reporting Person will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock. The Class B Common Stock has no expiration.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0001222287-26-000025 · form4-09102026_040901.xml · nonDerivative · entry 1

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By estate planning vehicles

Disclosed balance after: 439,877

F1 · kind: These shares were received as part of a pro rata in-kind distribution to the partners of investment funds in which the reporting person's estate planning vehicles are partners.

SEC source: 0001607841-26-000030 · form4.xml · derivative · entry 15

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Growth Fund VIII, L.P.

Disclosed balance after: 1,066,202

Underlying: Class A Common Stock · 426,482 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · derivative · entry 14

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture XV Principals Fund, L.P.

Disclosed balance after: 619,142

Underlying: Class A Common Stock · 247,656 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · derivative · entry 13

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV, L.P.

Disclosed balance after: 60,771

Underlying: Class A Common Stock · 24,308 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · derivative · entry 12

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P.

Disclosed balance after: 168,999

Underlying: Class A Common Stock · 67,599 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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · derivative · entry 11

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Fund XV, L.P.

Disclosed balance after: 4,013,641

Underlying: Class A Common Stock · 1,605,456 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 10

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Growth Fund VIII, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 9

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture XV Principals Fund, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 8

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 7

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 6

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Fund XV, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 5

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Growth Fund VIII, L.P.

Disclosed balance after: 426,482

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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 4

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture XV Principals Fund, L.P.

Disclosed balance after: 247,656

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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 3

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV, L.P.

Disclosed balance after: 24,308

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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 2

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P.

Disclosed balance after: 67,599

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 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000030 · form4.xml · nonDerivative · entry 1

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Fund XV, L.P.

Disclosed balance after: 1,605,456

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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0002089362-26-000016 · form4-08212026_060805.xml · nonDerivative · entry 8

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,537,360

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F9 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.685 to $34.00 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0002089362-26-000016 · form4-08212026_060805.xml · nonDerivative · entry 7

Colis Peter George · CIK 0002089362 · Director · CEO and Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,541,396

F3 · kind: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2026, and occurred pursuant to the pre-established terms of such plan rather than as a result of a discretionary decision by the Reporting Person to sell shares at that time.

F8 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.68 to $33.62 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.

F2 · balance_after: Includes shares issuable on settlement of restricted stock units.

SEC source: 0001607841-26-000028 · form4.xml · derivative · entry 15

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Growth Fund VIII, L.P.

Disclosed balance after: 1,492,684

Underlying: Class A Common Stock · 319,862 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · derivative · entry 14

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture XV Principals Fund, L.P.

Disclosed balance after: 866,798

Underlying: Class A Common Stock · 185,742 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · derivative · entry 13

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV, L.P.

Disclosed balance after: 85,079

Underlying: Class A Common Stock · 18,231 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · derivative · entry 12

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P.

Disclosed balance after: 236,598

Underlying: Class A Common Stock · 50,699 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · derivative · entry 11

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Fund XV, L.P.

Disclosed balance after: 5,619,097

Underlying: Class A Common Stock · 1,204,092 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · kind: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.exercise_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F1 · derivative.expiration_date: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 10

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Growth Fund VIII, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 9

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture XV Principals Fund, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 8

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 7

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 6

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Fund XV, L.P.

Disclosed balance after: 0

F2 · kind: Represents a pro rata in-kind distribution of shares of Class A Common Stock of the Issuer to partners or members for no consideration and includes subsequent pro rata in-kind distributions by general partners or managing members to their respective partners or members for no consideration.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 5

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Growth Fund VIII, L.P.

Disclosed balance after: 319,862

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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 4

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture XV Principals Fund, L.P.

Disclosed balance after: 185,742

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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001607841-26-000028 · form4.xml · nonDerivative · entry 3

SC US (TTGP), LTD. · CIK 0001607841 · 10% owner

SC U.S. Venture XV Management, L.P. · CIK 0001742979 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE FUND XV, L.P. · CIK 0001627324 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV (Q), L.P. · CIK 0001635444 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE PARTNERS FUND XV, L.P. · CIK 0001635442 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE XV PRINCIPALS FUND, L.P. · CIK 0001635440 · 10% owner

SC U.S. Growth VIII Management, L.P. · CIK 0001743276 · 10% owner

Sequoia Capital U.S. Growth Fund VIII, L.P. · CIK 0001743290 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Capital U.S. Venture Partners Fund XV, L.P.

Disclosed balance after: 18,231

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: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the option of the holder thereof and has no expiration date.

F3 · ownership.nature: SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), and (ii) the general partner of SC U.S. Venture XV Management, L.P., which is the general partner of Sequoia Capital U.S. Venture Fund XV, L.P., Sequoia Capital U.S. Venture Partners Fund XV (Q), L.P., Sequoia Capital U.S. Venture Partners Fund XV, L.P., and Sequoia Capital U.S. Venture XV Principals Fund, L.P. (collectively, the XV Funds).

F4 · ownership.nature: [continued from Footnote 3] As a result, SC US (TTGP), Ltd. may be deemed to share voting and dispositive power with respect to the shares held by GFVIII and the XV Funds. Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P. and SC U.S. Venture XV Management, L.P. disclaims beneficial ownership of the shares held by GFVIII and the XV Funds, as applicable, except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.