TTAN

SEC source: 0001638826-26-000060 · form4.xml · nonDerivative · entry 6

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 398,032.75

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.10 to $69.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000060 · form4.xml · nonDerivative · entry 5

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 398,240

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.10 to $69.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000060 · form4.xml · nonDerivative · entry 4

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 399,268.17

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.10 to $68.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000060 · form4.xml · nonDerivative · entry 3

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 402,500.37

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.10 to $67.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000060 · form4.xml · nonDerivative · entry 2

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 408,652.09

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.10 to $66.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000060 · form4.xml · nonDerivative · entry 1

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 414,154.72

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.10 to $65.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000064 · form4.xml · derivative · entry 8

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,278,327

Underlying: Class A Common Stock · 3,028.25 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.

F9 · derivative.exercise_price: The Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Reporting Person.

F9 · derivative.exercise_date: The Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

F9 · derivative.expiration_date: The Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

F10 · balance_after: Reflects the following: (i) the June 15, 2026 transfer of 341,907 shares of Class B Common Stock from the AM 2024 GRAT to the Reporting Person in satisfaction of a GRAT annuity payment owed to the Reporting Person; (ii) the subsequent June 15, 2026 transfer of 341,906 shares of Class B Common Stock from the Reporting Person to the AM 2026 GRAT; and (iii) the June 15, 2026 transfer of 87,128 shares of Class B Common Stock from the AM 2024 GRAT to the AM Irrevocable Nonexempt Trust.

SEC source: 0001638826-26-000064 · form4.xml · nonDerivative · entry 7

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1.75

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.10 to $69.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000064 · form4.xml · nonDerivative · entry 6

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32.09

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.10 to $69.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000064 · form4.xml · nonDerivative · entry 5

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186.28

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.10 to $68.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000064 · form4.xml · nonDerivative · entry 4

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 671.01

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.10 to $67.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000064 · form4.xml · nonDerivative · entry 3

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,593.58

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.10 to $66.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000064 · form4.xml · nonDerivative · entry 2

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,418.8

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.10 to $65.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000064 · form4.xml · nonDerivative · entry 1

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,029.25

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 B Common Stock into Class A Common Stock held of record by the Reporting Person.

SEC source: 0001638826-26-000062 · form4.xml · derivative · entry 8

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,381,726

Underlying: Class A Common Stock · 3,208 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.

F9 · derivative.exercise_price: The Class B common stock is convertible into an equal number of shares of Class A common stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Reporting Person.

F9 · derivative.exercise_date: The Class B common stock is convertible into an equal number of shares of Class A common stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

F9 · derivative.expiration_date: The Class B common stock is convertible into an equal number of shares of Class A common stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

SEC source: 0001638826-26-000062 · form4.xml · nonDerivative · entry 7

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1.25

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.10 to $69.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000062 · form4.xml · nonDerivative · entry 6

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34.17

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.10 to $69.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000062 · form4.xml · nonDerivative · entry 5

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 197.52

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.10 to $68.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000062 · form4.xml · nonDerivative · entry 4

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 711.02

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.10 to $67.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000062 · form4.xml · nonDerivative · entry 3

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,688.35

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.10 to $66.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000062 · form4.xml · nonDerivative · entry 2

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,562.56

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.10 to $65.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000062 · form4.xml · nonDerivative · entry 1

Kuzoyan Vahe · CIK 0001908757 · Director · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,209.25

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 B Common Stock into Class A Common Stock held of record by the Reporting Person.

SEC source: 0001638826-26-000058 · form4.xml · nonDerivative · entry 6

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,586

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.10 to $69.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000058 · form4.xml · nonDerivative · entry 5

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,640.45

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.10 to $69.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000058 · form4.xml · nonDerivative · entry 4

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,910.55

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $67.10 to $68.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000058 · form4.xml · nonDerivative · entry 3

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,759.64

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.10 to $67.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000058 · form4.xml · nonDerivative · entry 2

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,375.67

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.10 to $66.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000058 · form4.xml · nonDerivative · entry 1

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 80,821.19

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.10 to $65.09. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000068 · form4.xml · nonDerivative · entry 1

Hsu William Wei-Liang · CIK 0002045673 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,937

F1 · shares: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001193125-26-276075 · ownership.xml · nonDerivative · entry 1

Griffith William J.G. · CIK 0001688124 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 360,970

F1 · shares: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · ownership.direct: Consists of (i) 3,046 shares issuable upon the settlement of RSUs and (ii) 357,924 shares held by the Reporting Person through his family trust of which he is a trustee and another estate planning trust having an independent trustee. The RSUs are held by the Reporting Person, a director of the Issuer. The proceeds of any sale of shares of common stock issued to the Reporting Person upon settlement of the RSUs will be transferred to ICONIQ Capital, LLC. The Reporting Person disclaims beneficial ownership of these shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001638826-26-000071 · form4.xml · nonDerivative · entry 1

BROWN MICHAEL MAURICE · CIK 0001354614 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,001

F1 · shares: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

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") and Battery Partners XI Side Fund, LLC ("BP XI SF") 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.

SEC source: 0001638826-26-000070 · form4.xml · nonDerivative · entry 1

Cabral Timothy S · CIK 0001585858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,779

F1 · shares: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001638826-26-000069 · form4.xml · nonDerivative · entry 1

Golubovich Ilya · CIK 0001707104 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,937

F1 · shares: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001193125-26-275921 · ownership.xml · nonDerivative · entry 1

Deeter Byron B · CIK 0001506450 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,627

F1 · shares: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F1 · price: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F1 · balance_after: Represents an award of restricted stock units ("RSUs") granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2027, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · balance_after: Includes an award of 1,891 RSUs granted pursuant to the Issuer's non-employee director compensation program. The RSUs will vest in full on September 15, 2026, subject to the Reporting Person's continued service on the Issuer's board of directors through such vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock

F3 · ownership.direct: The Reporting Person has agreed to assign to Deer Management Co. LLC ("DMC") the right to any RSUs or Class A Common Stock issuable pursuant to these grants or any proceeds from the sale thereof.

SEC source: 0001193125-26-271341 · ownership.xml · nonDerivative · entry 1

Deeter Byron B · CIK 0001506450 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · shares: On June 15, 2026, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 5,490 shares, 6,613 shares and 374 shares of Class A Common Stock of the Issuer, respectively. These shares were sold at a weighted average price of $70.54. These shares were sold in multiple transactions at prices ranging from $70.50 to $71.03. 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 ranges set forth in this footnote.

F1 · price: On June 15, 2026, Bessemer Venture Partners VIII L.P. ("BVP VIII"), Bessemer Venture Partners VIII Institutional L.P. ("BVP VIII Inst") and 15 Angels II LLC ("15 Angels" and together with BVP VIII and BVP VIII Inst, the "Bessemer Funds") sold 5,490 shares, 6,613 shares and 374 shares of Class A Common Stock of the Issuer, respectively. These shares were sold at a weighted average price of $70.54. These shares were sold in multiple transactions at prices ranging from $70.50 to $71.03. 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 ranges set forth in this footnote.

F2 · ownership.nature: The Reporting Person is a partner at Bessemer Venture Partners and has an indirect, passive economic interest in the shares held by the Bessemer Funds by virtue of his interest in (1) Deer VIII & Co. L.P., the general partner of the Bessemer Funds and (2) certain other indirect limited partnership interests in certain of the Bessemer Funds. The Reporting Person disclaims beneficial ownership of the securities held by the Bessemer Funds, except to the extent of his pecuniary interest, if any, in such securities by virtue of his indirect interest in the Bessemer Funds. This report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities.

F3 · ownership.nature: After the sales, BVP VIII, BVP VIII Inst, and 15 Angels, own 2,369,286 shares, 2,849,411 shares, and 127,260 shares of Class A Common Stock, respectively.

SEC source: 0001638826-26-000049 · form4.xml · nonDerivative · entry 1

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,890.5

SEC source: 0001638826-26-000041 · form4.xml · nonDerivative · entry 1

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 418,225.25

F1 · kind: Represents an award of restricted stock units ("RSUs") that will vest quarterly as to 1/16th of the total RSUs, with the first vest to occur on September 15, 2026, subject to the Reporting Person's continued service through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001638826-26-000042 · form4.xml · nonDerivative · entry 1

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,890.5

F1 · kind: Represents an award of restricted stock units ("RSUs") that will vest quarterly as to 1/16th of the total RSUs, with the first vest to occur on June 15, 2027, subject to the Reporting Person's continued service through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001638826-26-000032 · form4.xml · nonDerivative · entry 1

O'Connor Michele · CIK 0001771322 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,416.5

SEC source: 0001638826-26-000015 · form4.xml · nonDerivative · entry 6

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 313,025.25

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.33 to $74.16. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000015 · form4.xml · nonDerivative · entry 5

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 313,636.25

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.33 to $73.32. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000015 · form4.xml · nonDerivative · entry 4

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 314,022.25

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.33 to $72.32. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000015 · form4.xml · nonDerivative · entry 3

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 314,958.5

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.33 to $71.32. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000015 · form4.xml · nonDerivative · entry 2

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 317,688.25

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $69.33 to $70.32. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000015 · form4.xml · nonDerivative · entry 1

Sherry David · CIK 0002045642 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 325,755.75

F1 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.33 to $69.32. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000019 · form4.xml · derivative · entry 8

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,281,355

Underlying: Class A Common Stock · 2,289 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.

F9 · derivative.exercise_price: The Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Reporting Person.

F9 · derivative.exercise_date: The Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

F9 · derivative.expiration_date: The Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers, or upon the occurrence of certain specified events, in each case as set forth in the Issuer's Amended and Restated Certificate of Incorporation.

SEC source: 0001638826-26-000019 · form4.xml · nonDerivative · entry 7

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.33 to $74.16. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000019 · form4.xml · nonDerivative · entry 6

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79.75

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.33 to $73.32. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000019 · form4.xml · nonDerivative · entry 5

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 129.5

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.33 to $72.32. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001638826-26-000019 · form4.xml · nonDerivative · entry 4

Mahdessian Ara · CIK 0001908788 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250

F2 · kind: Represents shares sold to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of restricted stock units. These sales are mandated as part of the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.33 to $71.32. The Reporting Person undertakes to provide 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.