TOST

SEC source: 0001650164-26-000197 · wk-form4_1791232304.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 74,714

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

F1 · price: The Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-26-000187 · wk-form4_1788552950.xml · derivative · entry 5

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 285,871

Underlying: Class A Common Stock · 14,280 shares

Expires 2030-04-21

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F4 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000187 · wk-form4_1788552950.xml · nonDerivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.95 to $34.26 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000187 · wk-form4_1788552950.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 79,146

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.945 to $33.940 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000187 · wk-form4_1788552950.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 84,246

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000185 · wk-form4_1787690180.xml · derivative · entry 6

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 175,256

Underlying: Class A Common Stock · 37,607 shares

Expires 2033-03-10

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F4 · derivative.exercise_date: The shares underlying this option shall vest and become exercisable in sixteen equal quarterly installments following April 1, 2023.

SEC source: 0001650164-26-000185 · wk-form4_1787690180.xml · derivative · entry 5

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 190,575

Underlying: Class A Common Stock · 47,673 shares

Expires 2032-03-15

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000185 · wk-form4_1787690180.xml · nonDerivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36 to $36.67 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000185 · wk-form4_1787690180.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 155,246

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000185 · wk-form4_1787690180.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 117,639

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000183 · wk-form4_1787344525.xml · derivative · entry 6

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 212,863

Underlying: Class A Common Stock · 6,532 shares

Expires 2033-03-10

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F4 · derivative.exercise_date: The shares underlying this option shall vest and become exercisable in sixteen equal quarterly installments following April 1, 2023.

SEC source: 0001650164-26-000183 · wk-form4_1787344525.xml · derivative · entry 5

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 238,248

Underlying: Class A Common Stock · 7,399 shares

Expires 2032-03-15

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000183 · wk-form4_1787344525.xml · nonDerivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36 to $36.09 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000183 · wk-form4_1787344525.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,897

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000183 · wk-form4_1787344525.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 77,365

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000180 · wk-form4_1786654873.xml · derivative · entry 6

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 219,395

Underlying: Class A Common Stock · 6,146 shares

Expires 2033-03-10

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F4 · derivative.exercise_date: The shares underlying this option shall vest and become exercisable in sixteen equal quarterly installments following April 1, 2023.

SEC source: 0001650164-26-000180 · wk-form4_1786654873.xml · derivative · entry 5

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 245,647

Underlying: Class A Common Stock · 7,651 shares

Expires 2032-03-15

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000180 · wk-form4_1786654873.xml · nonDerivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36 to $36.05 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000180 · wk-form4_1786654873.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,763

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000180 · wk-form4_1786654873.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 77,617

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000178 · wk-form4_1786480258.xml · nonDerivative · entry 2

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Indirect · Starlight 2026 Charitable Remainder Trust

Disclosed balance after: 0

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Starlight 2026 Charitable Remainder Trust on March 13, 2026.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.61 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000177 · wk-form4_1786480226.xml · nonDerivative · entry 2

Gomez Elena · CIK 0001674159 · President, CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 160,150

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.65 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000178 · wk-form4_1786480258.xml · nonDerivative · entry 1

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Indirect · Starlight 2026 Charitable Remainder Trust

Disclosed balance after: 119,843

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Starlight 2026 Charitable Remainder Trust on March 13, 2026.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.32 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000177 · wk-form4_1786480226.xml · nonDerivative · entry 1

Gomez Elena · CIK 0001674159 · President, CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 165,911

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.28 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000174 · wk-form4_1786134830.xml · nonDerivative · entry 3

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Indirect · Starlight 2026 Charitable Remainder Trust

Disclosed balance after: 161,948

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Starlight 2026 Charitable Remainder Trust on March 13, 2026.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.23 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000172 · wk-form4_1786134771.xml · nonDerivative · entry 3

Gomez Elena · CIK 0001674159 · President, CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 168,074

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.065 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000174 · wk-form4_1786134830.xml · nonDerivative · entry 2

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Indirect · Starlight 2026 Charitable Remainder Trust

Disclosed balance after: 175,458

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Starlight 2026 Charitable Remainder Trust on March 13, 2026.

SEC source: 0001650164-26-000174 · wk-form4_1786134830.xml · nonDerivative · entry 1

Narang Aman · CIK 0001869139 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Indirect · Starlight 2026 Charitable Remainder Trust

Disclosed balance after: 175,542

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Starlight 2026 Charitable Remainder Trust on March 13, 2026.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.91 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000172 · wk-form4_1786134771.xml · nonDerivative · entry 2

Gomez Elena · CIK 0001674159 · President, CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 168,974

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025.

SEC source: 0001650164-26-000172 · wk-form4_1786134771.xml · nonDerivative · entry 1

Gomez Elena · CIK 0001674159 · President, CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 169,174

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 12, 2025.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35 to $35.92 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000173 · wk-form4_1786134802.xml · derivative · entry 6

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 225,541

Underlying: Class A Common Stock · 2,700 shares

Expires 2033-03-10

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F4 · derivative.exercise_date: The shares underlying this option shall vest and become exercisable in sixteen equal quarterly installments following April 1, 2023.

SEC source: 0001650164-26-000173 · wk-form4_1786134802.xml · derivative · entry 5

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 253,298

Underlying: Class A Common Stock · 2,000 shares

Expires 2032-03-15

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000173 · wk-form4_1786134802.xml · nonDerivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36 to $36.26 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000173 · wk-form4_1786134802.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 74,666

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000173 · wk-form4_1786134802.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,966

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000168 · wk-form4_1785961977.xml · nonDerivative · entry 1

Niola Rossana · CIK 0002108575 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,306

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs, and does not represent a discretionary trade by the Reporting Person.

SEC source: 0001650164-26-000165 · wk-form4_1785881666.xml · derivative · entry 4

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 300,151

Underlying: Class A Common Stock · 14,280 shares

Expires 2030-04-21

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000165 · wk-form4_1785881666.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.57 to $33.215 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000165 · wk-form4_1785881666.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 84,246

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000166 · wk-form4_1785881708.xml · derivative · entry 2

Niola Rossana · CIK 0002108575 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,235

Underlying: Class A Common Stock · 6,604 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: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

F2 · derivative.exercise_date: The RSUs shall vest as follows: 12.5% vested on August 1, 2026, with the remainder vesting in equal quarterly installments over the following three and half years.

F2 · derivative.expiration_date: The RSUs shall vest as follows: 12.5% vested on August 1, 2026, with the remainder vesting in equal quarterly installments over the following three and half years.

SEC source: 0001650164-26-000166 · wk-form4_1785881708.xml · nonDerivative · entry 1

Niola Rossana · CIK 0002108575 · Principal Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,604

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

F1 · price: Restricted Stock Units ("RSUs") convert into Class A Common Stock on a one-for-one basis upon vesting and settlement.

SEC source: 0001650164-26-000152 · wk-form4_1784148135.xml · derivative · entry 7

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 314,431

Underlying: Class A Common Stock · 2,000 shares

Expires 2030-04-21

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F4 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000152 · wk-form4_1784148135.xml · nonDerivative · entry 4

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.00 to $30.07 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000152 · wk-form4_1784148135.xml · nonDerivative · entry 3

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,966

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000152 · wk-form4_1784148135.xml · derivative · entry 6

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 316,431

Underlying: Class A Common Stock · 9,170 shares

Expires 2030-04-21

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F4 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000152 · wk-form4_1784148135.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.00 to $30.52 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000152 · wk-form4_1784148135.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 79,136

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

SEC source: 0001650164-26-000150 · wk-form4_1783629579.xml · derivative · entry 4

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 325,601

Underlying: Class A Common Stock · 3,150 shares

Expires 2030-04-21

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F3 · derivative.exercise_date: The shares subject to this option are fully vested and exercisable as of the date hereof.

SEC source: 0001650164-26-000150 · wk-form4_1783629579.xml · nonDerivative · entry 2

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,966

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.00 to $30.25 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within this price range set forth in this footnote.

SEC source: 0001650164-26-000150 · wk-form4_1783629579.xml · nonDerivative · entry 1

Vassil Jonathan · CIK 0002004790 · Chief Revenue Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,116

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

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 13, 2026.