AMPL

SEC source: 0001104659-24-028696 · tm247519-1_4seq1.xml · nonDerivative · entry 1

Vishria Eric · CIK 0001617474 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,000,000

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

F1 · kind: Conversion of a derivative security in accordance with its terms.

F2 · ownership.nature: Shares are held directly by Benchmark Capital Partners VIII, L.P. ("BCP VIII") for itself and as nominee for Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over the securities. Eric Vishria, a member of the Issuer's board of directors, Matthew R. Cohler, Peter H. Fenton, J. William Gurley, An-Yen Hu, Mitchell H. Lasky, Chetan Puttagunta and Sarah E. Tavel are the managing members of BCMC VIII, and each of them may be deemed to share voting and dispositive power over the securities held by such entities. Each such person and entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such person's or entity's pecuniary interest in such securities.

SEC source: 0001562180-24-001744 · primarydocument.xml · nonDerivative · entry 1

Wong Catherine · CIK 0001744910 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 86,335

F1 · kind: Shares sold to satisfy tax obligations in connection with the vesting of restricted stock units ("RSUs"), pursuant to a 10b5-1 trading plan adopted by the Reporting Person on November 21, 2023.

F2 · price: 1. This transaction was executed in multiple trades in prices ranging from $11.78 to $12.06, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3 · balance_after: Includes 39,063 RSUs.

SEC source: 0001562180-24-001393 · primarydocument.xml · nonDerivative · entry 1

Harms Christopher · CIK 0001720216 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 590,293

F1 · shares: Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on February 15, 2024, from the vesting of restricted stock units ("RSUs"), and does not represent a sale by the reporting person.

F2 · balance_after: Includes 488,670 RSUs.

SEC source: 0001562180-24-001392 · primarydocument.xml · nonDerivative · entry 1

HANSEN THOMAS NEERGAARD · CIK 0001728084 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 905,802

F1 · shares: Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on February 15, 2024, from the vesting of restricted stock units ("RSUs"), and does not represent a sale by the reporting person.

F2 · balance_after: Includes 699,516 RSUs.

SEC source: 0001562180-24-001049 · primarydocument.xml · derivative · entry 4

Liu Curtis · CIK 0001883022 · Director · Chief Technology Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 23,866 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.

F3 · derivative.exercise_price: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the death or incapacity of the holder, (c) the date that is six months following the date on which the holder is no longer an employee or director of the Issuer (unless such holder has rejoined the Issuer during such six-month period) or (d) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period).

F1 · kind: Represents the conversion of Class A Common Stock into the Issuer's Class B Common Stock effected pursuant to an amendment to the Issuer's Amended and Restated 2014 Stock Option and Grant Plan, which gave holders a one-time right to exchange such shares of Class A Common Stock for an equal number of shares of Class B Common Stock.

F3 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the death or incapacity of the holder, (c) the date that is six months following the date on which the holder is no longer an employee or director of the Issuer (unless such holder has rejoined the Issuer during such six-month period) or (d) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period).

F3 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions, (b) the death or incapacity of the holder, (c) the date that is six months following the date on which the holder is no longer an employee or director of the Issuer (unless such holder has rejoined the Issuer during such six-month period) or (d) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period).

F4 · balance_after: Reflects the transfer of 23,866 shares by the Reporting Person to his trust.

SEC source: 0001562180-24-001049 · primarydocument.xml · derivative · entry 3

Liu Curtis · CIK 0001883022 · Director · Chief Technology Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,199

Underlying: Class A Common Stock · 23,866 shares

Expires 2030-12-28

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

F2 · derivative.exercise_date: 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 1, 2021 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001562180-24-001049 · primarydocument.xml · nonDerivative · entry 2

Liu Curtis · CIK 0001883022 · Director · Chief Technology Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

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

F1 · kind: Represents the conversion of Class A Common Stock into the Issuer's Class B Common Stock effected pursuant to an amendment to the Issuer's Amended and Restated 2014 Stock Option and Grant Plan, which gave holders a one-time right to exchange such shares of Class A Common Stock for an equal number of shares of Class B Common Stock.

SEC source: 0001562180-24-001049 · primarydocument.xml · nonDerivative · entry 1

Liu Curtis · CIK 0001883022 · Director · Chief Technology Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,866

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

SEC source: 0001209191-24-001264 · doc4.xml · nonDerivative · entry 1

Agrawal Neeraj · CIK 0001532809 · 10% owner

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Battery Ventures Select Fund I, L.P.

Disclosed balance after: 327,766

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $12.45 to $12.69 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 securities sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I, Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") together with Morad Elhafed (the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

F3 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of his, her or 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 of for any other purpose.

SEC source: 0001209191-24-001262 · doc4.xml · nonDerivative · entry 1

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Battery Ventures Select Fund I, L.P.

Disclosed balance after: 327,766

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $12.45 to $12.69 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 securities sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I, Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") together with Morad Elhafed (the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

F3 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of his, her or 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 of for any other purpose.

SEC source: 0001104659-23-125763 · tm2332836-1_4seq1.xml · derivative · entry 5

Vishria Eric · CIK 0001617474 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 3,685,008

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

Expires not disclosed

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

F6 · derivative.exercise_price: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period).

F6 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period).

F6 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period).

F2 · ownership.nature: Shares are held directly by Benchmark Capital Partners VIII, L.P. ("BCP VIII") for itself and as nominee for Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over the securities. Eric Vishria, a member of the Issuer's board of directors, Matthew R. Cohler, Peter H. Fenton, J. William Gurley, An-Yen Hu, Mitchell H. Lasky, Chetan Puttagunta and Sarah E. Tavel are the managing members of BCMC VIII, and each of them may be deemed to share voting and dispositive power over the securities held by such entities. Each such person and entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such person's or entity's pecuniary interest in such securities.

SEC source: 0001104659-23-125763 · tm2332836-1_4seq1.xml · nonDerivative · entry 3

Vishria Eric · CIK 0001617474 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 265,571

F3 · kind: Represents a pro-rata, in-kind distribution by BCP VIII and its affiliated funds, not for additional consideration, to its partners, including BCMC VIII and its respective members and assignees.

F4 · ownership.nature: Shares are held by entities controlled by the reporting person.

SEC source: 0001104659-23-125763 · tm2332836-1_4seq1.xml · nonDerivative · entry 2

Vishria Eric · CIK 0001617474 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: Represents a pro-rata, in-kind distribution by BCP VIII and its affiliated funds, not for additional consideration, to its partners, including BCMC VIII and its respective members and assignees.

F2 · ownership.nature: Shares are held directly by Benchmark Capital Partners VIII, L.P. ("BCP VIII") for itself and as nominee for Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over the securities. Eric Vishria, a member of the Issuer's board of directors, Matthew R. Cohler, Peter H. Fenton, J. William Gurley, An-Yen Hu, Mitchell H. Lasky, Chetan Puttagunta and Sarah E. Tavel are the managing members of BCMC VIII, and each of them may be deemed to share voting and dispositive power over the securities held by such entities. Each such person and entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such person's or entity's pecuniary interest in such securities.

SEC source: 0001104659-23-125763 · tm2332836-1_4seq1.xml · nonDerivative · entry 1

Vishria Eric · CIK 0001617474 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,000,000

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

F1 · kind: Conversion of a derivative security in accordance with its terms.

F2 · ownership.nature: Shares are held directly by Benchmark Capital Partners VIII, L.P. ("BCP VIII") for itself and as nominee for Benchmark Founders' Fund VIII, L.P. ("BFF VIII") and Benchmark Founders' Fund VIII-B, L.P. ("BFF VIII-B"). Benchmark Capital Management Co. VIII, L.L.C. ("BCMC VIII"), the general partner of BCP VIII, BFF VIII and BFF VIII-B, may be deemed to have sole voting and dispositive power over the securities. Eric Vishria, a member of the Issuer's board of directors, Matthew R. Cohler, Peter H. Fenton, J. William Gurley, An-Yen Hu, Mitchell H. Lasky, Chetan Puttagunta and Sarah E. Tavel are the managing members of BCMC VIII, and each of them may be deemed to share voting and dispositive power over the securities held by such entities. Each such person and entity disclaims the existence of a "group" and disclaims beneficial ownership of the securities, except to the extent of such person's or entity's pecuniary interest in such securities.

SEC source: 0001562180-23-007800 · primarydocument.xml · nonDerivative · entry 1

Wong Catherine · CIK 0001744910 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 89,850

F1 · kind: Shares sold to satisfy tax obligations in connection with the vesting of restricted stock units ("RSUs"), pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 6, 2022.

F2 · price: This transaction was executed in multiple trades in prices ranging from $10.4000 to $10.5600, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3 · balance_after: Includes 46,875 RSUs.

SEC source: 0001562180-23-007759 · primarydocument.xml · nonDerivative · entry 1

HANSEN THOMAS NEERGAARD · CIK 0001728084 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 926,965

F1 · kind: Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on November 15, 2023, from the vesting of restricted stock units ("RSUs"), and does not represent a sale by the reporting person.

F2 · balance_after: Includes 757,769 RSUs.

SEC source: 0001562180-23-007758 · primarydocument.xml · nonDerivative · entry 1

Harms Christopher · CIK 0001720216 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 608,333

F1 · shares: Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on November 15, 2023, from the vesting of restricted stock units ("RSUs"), and does not represent a sale by the reporting person.

F2 · balance_after: Includes 538,149 RSUs.

SEC source: 0001562180-23-006483 · primarydocument.xml · nonDerivative · entry 1

Wong Catherine · CIK 0001744910 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 93,365

F1 · kind: Shares sold to satisfy tax obligations in connection with the vesting of restricted stock units ("RSUs"), pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 6, 2022.

F2 · price: This transaction was executed in multiple trades at prices ranging from $11.1600 to $11.2800, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3 · balance_after: Includes 54,688 RSUs.

SEC source: 0001610717-23-000232 · form4.xml · derivative · entry 3

HANSEN THOMAS NEERGAARD · CIK 0001728084 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,745

Underlying: Class A Common Stock · 39,745 shares

Expires 2033-08-14

F5 · derivative.exercise_date: 1/24th of the shares subject to the option vest on each monthly anniversary measured from August 15, 2023 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the second anniversary of the Vesting Commencement Date, subject to the continued service of the reporting person through each vesting date.

SEC source: 0001610717-23-000232 · form4.xml · nonDerivative · entry 2

HANSEN THOMAS NEERGAARD · CIK 0001728084 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 955,847

F3 · shares: Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on August 15, 2023, from the vesting of RSUs, and does not represent a sale by the reporting person.

F4 · balance_after: Includes 816,021 RSUs.

SEC source: 0001610717-23-000232 · form4.xml · nonDerivative · entry 1

HANSEN THOMAS NEERGAARD · CIK 0001728084 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 980,637

F1 · shares: Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in eight substantially equal quarterly installments beginning on November 15, 2023, subject to the continued service of the reporting person through each vesting date.

F2 · balance_after: Includes 866,021 RSUs.

SEC source: 0001610717-23-000231 · form4.xml · derivative · entry 3

Harms Christopher · CIK 0001720216 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 143,788

Underlying: Class A Common Stock · 143,788 shares

Expires 2033-08-14

F5 · derivative.exercise_date: 1/48th of the shares subject to the option vest on each monthly anniversary measured from August 15, 2023 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the continued service of the reporting person through each vesting date.

SEC source: 0001610717-23-000231 · form4.xml · nonDerivative · entry 2

Harms Christopher · CIK 0001720216 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 629,211

F3 · shares: Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on August 15, 2023, from the vesting of RSUs, and does not represent a sale by the reporting person.

F4 · balance_after: Includes 587,626 RSUs.

SEC source: 0001610717-23-000231 · form4.xml · nonDerivative · entry 1

Harms Christopher · CIK 0001720216 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 640,970

F1 · shares: Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in sixteen substantially equal quarterly installments beginning on November 15, 2023, subject to the continued service of the reporting person through each vesting date.

F2 · balance_after: Includes 621,631 RSUs.

SEC source: 0001209191-23-041808 · doc4.xml · nonDerivative · entry 1

Thakker Dharmesh · CIK 0001869544 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 0

F1 · price: The price reported in Column 4 is a weighted average price. These securities were sold in multiple transactions at prices ranging from $10.77 to $10.98 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 securities sold at each separate price within the range set forth in this footnote.

F2 · balance_after: The securities held by the Reporting Person prior to the transaction reported herein reflect the receipt of securities pursuant to pro rata distributions in kind, effected by each of Battery Partners XI, LLC ("BP XI"), Battery Partners XI Side Fund, LLC ("BP XI SF") and Battery Investment Partners XI, LLC ("BIP XI") to its members for no additional consideration, including the Reporting Person. The receipt of such securities by the Reporting Person constituted a change in form of ownership and, therefore, was not required to be reported pursuant to Section 16.

F3 · ownership.nature: Securities are held by the STAM Family Revocable Living Trust UAD 3/19/13, of which the Reporting Person is a trustee. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

SEC source: 0001062993-23-013207 · form4.xml · derivative · entry 22

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 375,861

Underlying: Class A Common Stock · 700 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013207 · form4.xml · derivative · entry 21

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 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: 4,869,459

Underlying: Class A Common Stock · 7,708 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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: 0001062993-23-013207 · form4.xml · nonDerivative · entry 12

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 0

F6 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.22. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013207 · form4.xml · nonDerivative · entry 11

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 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

F6 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.22. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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: 0001062993-23-013207 · form4.xml · nonDerivative · entry 10

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 700

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013207 · form4.xml · nonDerivative · entry 9

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 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: 7,708

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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: 0001062993-23-013209 · form4.xml · derivative · entry 22

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

Sequoia Grove II, LLC · CIK 0001863636 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 375,861

Underlying: Class A Common Stock · 700 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013209 · form4.xml · derivative · entry 21

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

Sequoia Grove II, LLC · CIK 0001863636 · 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: 4,869,459

Underlying: Class A Common Stock · 7,708 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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: 0001062993-23-013209 · form4.xml · nonDerivative · entry 12

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

Sequoia Grove II, LLC · CIK 0001863636 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 0

F6 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.22. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013209 · form4.xml · nonDerivative · entry 11

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

Sequoia Grove II, LLC · CIK 0001863636 · 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

F6 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.22. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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: 0001062993-23-013209 · form4.xml · nonDerivative · entry 10

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

Sequoia Grove II, LLC · CIK 0001863636 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 700

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013209 · form4.xml · nonDerivative · entry 9

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

Sequoia Grove II, LLC · CIK 0001863636 · 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: 7,708

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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: 0001062993-23-013208 · form4.xml · derivative · entry 23

Grady Patrick W · CIK 0001700423 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 375,861

Underlying: Class A Common Stock · 700 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove Manager, LLC. The Reporting Person disclaims beneficial ownership of these securities 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: 0001062993-23-013208 · form4.xml · derivative · entry 22

Grady Patrick W · CIK 0001700423 · Director · 10% owner

10b5-1 filing: No plan indicated

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

Disclosed balance after: 4,869,459

Underlying: Class A Common Stock · 7,708 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P. ("GFVIII Management"), which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), (ii) the general partner of SC U.S. Venture 2010 Management, L.P. ("USV2010 Management"), which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P. ("GFIX Management"), which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) The Reporting Person disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of his 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: 0001062993-23-013208 · form4.xml · nonDerivative · entry 12

Grady Patrick W · CIK 0001700423 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 0

F6 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.22. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove Manager, LLC. The Reporting Person disclaims beneficial ownership of these securities 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: 0001062993-23-013208 · form4.xml · nonDerivative · entry 11

Grady Patrick W · CIK 0001700423 · Director · 10% owner

10b5-1 filing: No plan indicated

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

Disclosed balance after: 0

F6 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.22. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P. ("GFVIII Management"), which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), (ii) the general partner of SC U.S. Venture 2010 Management, L.P. ("USV2010 Management"), which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P. ("GFIX Management"), which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) The Reporting Person disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of his 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: 0001062993-23-013208 · form4.xml · nonDerivative · entry 10

Grady Patrick W · CIK 0001700423 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 700

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F7 · ownership.nature: The Reporting Person is a member of Sequoia Grove Manager, LLC. The Reporting Person disclaims beneficial ownership of these securities 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: 0001062993-23-013208 · form4.xml · nonDerivative · entry 9

Grady Patrick W · CIK 0001700423 · Director · 10% owner

10b5-1 filing: No plan indicated

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

Disclosed balance after: 7,708

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2 · ownership.nature: The Reporting Person is a director and stockholder of SC US (TTGP), Ltd. SC US (TTGP), Ltd. is (i) the general partner of SC U.S. Growth VIII Management, L.P. ("GFVIII Management"), which is the general partner of Sequoia Capital U.S. Growth Fund VIII, L.P. (GFVIII), (ii) the general partner of SC U.S. Venture 2010 Management, L.P. ("USV2010 Management"), which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P. ("GFIX Management"), which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) The Reporting Person disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of his 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: 0001562180-23-005085 · primarydocument.xml · nonDerivative · entry 1

Gill Ronald S · CIK 0001494474 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,878

F1 · shares: Represents restricted stock units ("RSUs") that were granted pursuant to the Issuer's Non-Employee Director Compensation Program (the "Program"). Each RSU represents a right to receive one share of Class A Common Stock. The RSUs will vest in full on the earlier of (i) June 8, 2024 or (ii) immediately before the Issuer's 2024 annual meeting of stockholders, subject to the reporting person's continued service on the Board through such vesting date.

F2 · balance_after: Includes (i) 13,729 shares of Class A Common Stock received in a pro rata in-kind distribution exempt from reporting pursuant to Rule 16a-9 and (ii) 17,206 RSUs.

SEC source: 0001610717-23-000139 · form4.xml · nonDerivative · entry 1

Grady Patrick W · CIK 0001700423 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,149

F1 · shares: Represents restricted stock units ("RSUs") that were granted pursuant to the Issuer's Non-Employee Director Compensation Program. Each RSU represents a right to receive one share of Class A Common Stock. The RSUs will vest in full on the earlier of (i) June 8, 2024 or (ii) immediately before the Issuer's 2024 annual meeting of stockholders, subject to the reporting person's continued service on the Board through such vesting date.

SEC source: 0001610717-23-000138 · form4.xml · nonDerivative · entry 1

Vishria Eric · CIK 0001617474 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,149

F1 · shares: Represents restricted stock units ("RSUs") that were granted pursuant to the Issuer's Non-Employee Director Compensation Program. Each RSU represents a right to receive one share of Class A Common Stock. The RSUs will vest in full on the earlier of (i) June 8, 2024 or (ii) immediately before the Issuer's 2024 annual meeting of stockholders, subject to the reporting person's continued service on the Board through such vesting date.

SEC source: 0001062993-23-013207 · form4.xml · derivative · entry 20

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 376,561

Underlying: Class A Common Stock · 21,552 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013207 · form4.xml · derivative · entry 19

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 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: 4,877,167

Underlying: Class A Common Stock · 237,330 shares

Expires not disclosed

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

F1 · derivative.exercise_price: The Issuer's Class B Common Stock is convertible into the Issuer's Class A Common Stock on a one-for-one basis at the election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F1 · 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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

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 election of the holder thereof and has no expiration date. In addition, upon any transfer of shares of Class B Common Stock, each such transferred share will automatically convert into one share of Class A Common Stock, except for certain "Permitted Transfers" described in the Issuer's certificate of incorporation.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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: 0001062993-23-013207 · form4.xml · nonDerivative · entry 8

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · Sequoia Grove II, LLC

Disclosed balance after: 0

F5 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.49. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F7 · ownership.nature: Sequoia Grove Manager, LLC is a manager of Sequoia Grove II, LLC. Each of Sequoia Grove Manager, LLC and Sequoia Grove II, LLC disclaim beneficial ownership of these securities 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: 0001062993-23-013207 · form4.xml · nonDerivative · entry 7

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

SC U.S. VENTURE 2010 MANAGEMENT, L.P. · CIK 0001611355 · 10% owner

SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. · CIK 0001563112 · 10% owner

SC U.S. Growth IX Management, L.P. · CIK 0001836414 · 10% owner

Sequoia Capital U.S. Growth Fund IX, L.P. · CIK 0001814893 · 10% owner

Sequoia Capital U.S. Growth Partners Fund IX, L.P. · CIK 0001814914 · 10% owner

Sequoia Capital U.S. Growth IX Principals Fund, L.P. · CIK 0001814912 · 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

Sequoia Grove Manager, LLC · CIK 0001863586 · 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

F5 · price: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.00 to $10.49. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares purchased at each separate price within the ranges set forth above.

F2 · 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), (ii) the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. (USV 2010-Seed), and (iii) the general partner of SC U.S. Growth IX Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IX, L.P., Sequoia Capital U.S. Growth Partners Fund IX, L.P., and Sequoia Capital U.S. Growth IX Principals Fund, L.P. (collectively "the GFIX Funds").

F3 · ownership.nature: (Continued from Footnote 2) Each of SC US (TTGP), Ltd., SC U.S. Growth VIII Management, L.P., SC U.S. Venture 2010 Management, L.P., and SC U.S. Growth IX Management, L.P. disclaims beneficial ownership of the shares held by GFVIII, USV 2010-Seed, and the GFIX Funds except to the extent of their 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.