OKLO

SEC source: 0002146790-26-000019 · wk-form4_1791923982.xml · nonDerivative · entry 2

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,769

F2 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002146790-26-000019 · wk-form4_1791923982.xml · derivative · entry 4

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,634

Underlying: Class A Common Stock · 687 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On July 17, 2026, the Reporting Person was granted 8,240 RSUs, and the RSUs vest in 12 substantially equal monthly installments. On October 8, 2026, 687 RSUs vested.

F3 · derivative.expiration_date: On July 17, 2026, the Reporting Person was granted 8,240 RSUs, and the RSUs vest in 12 substantially equal monthly installments. On October 8, 2026, 687 RSUs vested.

SEC source: 0002146790-26-000019 · wk-form4_1791923982.xml · nonDerivative · entry 1

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,133

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002146790-26-000017 · wk-form4_1791490531.xml · nonDerivative · entry 1

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,446

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs as disclosed on the Reporting Person's Form 4 filed on October 6, 2026. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002146790-26-000015 · wk-form4_1791317271.xml · nonDerivative · entry 2

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,734

F2 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002146790-26-000015 · wk-form4_1791317271.xml · derivative · entry 4

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,321

Underlying: Class A Common Stock · 1,014 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On February 3, 2025, the Reporting Person was granted 36,508 RSUs, vesting as to 20% of the underlying shares on February 3, 2026 and continuing to vest thereafter in 24 substantially equal monthly installments. On October 3, 2026 1,014 RSUs vested.

F3 · derivative.expiration_date: On February 3, 2025, the Reporting Person was granted 36,508 RSUs, vesting as to 20% of the underlying shares on February 3, 2026 and continuing to vest thereafter in 24 substantially equal monthly installments. On October 3, 2026 1,014 RSUs vested.

SEC source: 0002146790-26-000015 · wk-form4_1791317271.xml · nonDerivative · entry 1

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,383

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001849056-26-000052 · wk-form4_1791230497.xml · derivative · entry 5

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 591,923

Underlying: Class A Common Stock · 5,619 shares

Expires 2033-12-22

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_date: The stock option vested as to 20% of the underlying shares on August 1, 2024 and continues to vest thereafter in 48 substantially equal monthly installments.

SEC source: 0001849056-26-000052 · wk-form4_1791230497.xml · nonDerivative · entry 3

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 467,261

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 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0002021786-26-000021 · wk-form4_1791230530.xml · nonDerivative · entry 7

Cochran Caroline · CIK 0002021786 · Director · Co-Founder, COO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte GRAT

Disclosed balance after: 476,483

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.28-$36.39 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F6 · balance_after: For more information about the equity of the Issuer held by the Reporting Person's spouse, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

F9 · ownership.nature: Represents securities beneficially owned by the Reporting Person's spouse.

SEC source: 0002021786-26-000021 · wk-form4_1791230530.xml · nonDerivative · entry 6

Cochran Caroline · CIK 0002021786 · Director · Co-Founder, COO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 391,533

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.05-$36.28 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F6 · balance_after: For more information about the equity of the Issuer held by the Reporting Person's spouse, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

F7 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0002021786-26-000021 · wk-form4_1791230530.xml · nonDerivative · entry 2

Cochran Caroline · CIK 0002021786 · Director · Co-Founder, COO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran GRAT

Disclosed balance after: 509,479

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.87-$37.50 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F3 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0002021786-26-000021 · wk-form4_1791230530.xml · nonDerivative · entry 1

Cochran Caroline · CIK 0002021786 · Director · Co-Founder, COO · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 358,039

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.39-$36.87 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F3 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0002021433-26-000021 · wk-form4_1791230514.xml · nonDerivative · entry 7

DeWitte Jacob · CIK 0002021433 · Director · Co-Founder, CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran GRAT

Disclosed balance after: 509,479

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.87-$37.50 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F6 · balance_after: For more information about the equity of the Issuer held by the Reporting Person's spouse, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

F9 · ownership.nature: Represents securities beneficially owned by the Reporting Person's spouse.

SEC source: 0002021433-26-000021 · wk-form4_1791230514.xml · nonDerivative · entry 6

DeWitte Jacob · CIK 0002021433 · Director · Co-Founder, CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 358,039

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.39-$36.87 inclusive. The Reporting Person's spouse undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F6 · balance_after: For more information about the equity of the Issuer held by the Reporting Person's spouse, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

F7 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0002021433-26-000021 · wk-form4_1791230514.xml · nonDerivative · entry 2

DeWitte Jacob · CIK 0002021433 · Director · Co-Founder, CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte GRAT

Disclosed balance after: 476,483

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.28-$36.39 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F3 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0002021433-26-000021 · wk-form4_1791230514.xml · nonDerivative · entry 1

DeWitte Jacob · CIK 0002021433 · Director · Co-Founder, CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 391,533

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.05-$36.28 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 the range set forth herein.

F3 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0001849056-26-000052 · wk-form4_1791230497.xml · derivative · entry 4

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 597,542

Underlying: Class A Common Stock · 16,477 shares

Expires 2033-12-22

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_date: The stock option vested as to 20% of the underlying shares on August 1, 2024 and continues to vest thereafter in 48 substantially equal monthly installments.

SEC source: 0001849056-26-000052 · wk-form4_1791230497.xml · nonDerivative · entry 2

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 461,642

F2 · kind: This sale reported herein was effected pursuant to a Rule 10b5-1 plan adopted on September 22, 2025.

F1 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0001849056-26-000052 · wk-form4_1791230497.xml · nonDerivative · entry 1

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 478,119

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 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0002146828-26-000008 · wk-form4_1790713603.xml · nonDerivative · entry 2

Hanson John · CIK 0002146828 · Chief of Staff

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 361,350

F2 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002147680-26-000012 · wk-form4_1790713525.xml · nonDerivative · entry 2

Renner Alexandra · CIK 0002147680 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 477,595

F2 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002080717-26-000013 · wk-form4_1790713476.xml · nonDerivative · entry 2

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,787

F2 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002146828-26-000008 · wk-form4_1790713603.xml · derivative · entry 3

Hanson John · CIK 0002146828 · Chief of Staff

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,062

Underlying: Class A Common Stock · 2,059 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On November 4, 2025, the Reporting Person was granted 2,059 RSUs. On September 26, 2026, the RSUs vested in full.

F3 · derivative.expiration_date: On November 4, 2025, the Reporting Person was granted 2,059 RSUs. On September 26, 2026, the RSUs vested in full.

SEC source: 0002146828-26-000008 · wk-form4_1790713603.xml · nonDerivative · entry 1

Hanson John · CIK 0002146828 · Chief of Staff

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 362,450

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002147680-26-000012 · wk-form4_1790713525.xml · derivative · entry 4

Renner Alexandra · CIK 0002147680 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 127,171

Underlying: Class A Common Stock · 2,471 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On November 4, 2025, the Reporting Person was granted 2,471 RSUs. On September 26, 2026, the RSUs vested in full.

F3 · derivative.expiration_date: On November 4, 2025, the Reporting Person was granted 2,471 RSUs. On September 26, 2026, the RSUs vested in full.

SEC source: 0002147680-26-000012 · wk-form4_1790713525.xml · nonDerivative · entry 1

Renner Alexandra · CIK 0002147680 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 478,695

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002080717-26-000013 · wk-form4_1790713476.xml · derivative · entry 3

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,593

Underlying: Class A Common Stock · 3,294 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On November 4, 2025, the Reporting Person was granted 3,294 RSUs. On September 26, 2026, the RSUs vested in full.

F3 · derivative.expiration_date: On November 4, 2025, the Reporting Person was granted 3,294 RSUs. On September 26, 2026, the RSUs vested in full.

SEC source: 0002080717-26-000013 · wk-form4_1790713476.xml · nonDerivative · entry 1

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,562

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002147680-26-000010 · wk-form4_1789591264.xml · nonDerivative · entry 1

Renner Alexandra · CIK 0002147680 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · Joint account with spouse

Disclosed balance after: 116,390

F1 · kind: The reported transaction represents a gift/charitable donation of securities to National Philanthropic Trust, a Pennsylvania non-profit corporation, to be held in a donor-advised fund.

F1 · price: The reported transaction represents a gift/charitable donation of securities to National Philanthropic Trust, a Pennsylvania non-profit corporation, to be held in a donor-advised fund.

SEC source: 0002021774-26-000011 · wk-form4_1789504046.xml · nonDerivative · entry 1

Jansen John M · CIK 0002021774 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,000

F1 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0002147680-26-000008 · wk-form4_1789504098.xml · derivative · entry 3

Renner Alexandra · CIK 0002147680 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 129,642

Underlying: Class A Common Stock · 1,202 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · derivative.exercise_date: On March 13, 2025, the Reporting Person was granted 51,659 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal quarterly installments. On September 13, 2026, 1,202 RSUs were distributed.

F2 · derivative.expiration_date: On March 13, 2025, the Reporting Person was granted 51,659 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal quarterly installments. On September 13, 2026, 1,202 RSUs were distributed.

SEC source: 0002147680-26-000008 · wk-form4_1789504098.xml · nonDerivative · entry 1

Renner Alexandra · CIK 0002147680 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 476,224

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002146828-26-000006 · wk-form4_1789503990.xml · derivative · entry 2

Hanson John · CIK 0002146828 · Chief of Staff

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,121

Underlying: Class A Common Stock · 961 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · derivative.exercise_date: On March 13, 2025 the Reporting Person was granted 57,665 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal quarterly installments. On September 13, 2026, 961 RSUs were distributed.

F2 · derivative.expiration_date: On March 13, 2025 the Reporting Person was granted 57,665 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal quarterly installments. On September 13, 2026, 961 RSUs were distributed.

SEC source: 0002146828-26-000006 · wk-form4_1789503990.xml · nonDerivative · entry 1

Hanson John · CIK 0002146828 · Chief of Staff

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 360,391

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002146790-26-000014 · wk-form4_1789503921.xml · derivative · entry 3

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,335

Underlying: Class A Common Stock · 210 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · derivative.exercise_date: On September 19, 2025, the Reporting Person was granted 210 RSUs. On September 11, 2026, the RSUs vested in full.

F2 · derivative.expiration_date: On September 19, 2025, the Reporting Person was granted 210 RSUs. On September 11, 2026, the RSUs vested in full.

SEC source: 0002146790-26-000014 · wk-form4_1789503921.xml · nonDerivative · entry 1

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,369

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002146790-26-000012 · wk-form4_1789072444.xml · nonDerivative · entry 1

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,159

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002146790-26-000010 · wk-form4_1788985699.xml · nonDerivative · entry 1

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,524

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002146790-26-000008 · wk-form4_1788899044.xml · derivative · entry 6

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,746

Underlying: Class A Common Stock · 687 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F4 · derivative.exercise_date: On July 17, 2026, the Reporting Person was granted 8,240 RSUs, and the RSUs vest in 12 substantially equal monthly installments. On September 8, 2026, 687 RSUs vested.

F4 · derivative.expiration_date: On July 17, 2026, the Reporting Person was granted 8,240 RSUs, and the RSUs vest in 12 substantially equal monthly installments. On September 8, 2026, 687 RSUs vested.

SEC source: 0002146790-26-000008 · wk-form4_1788899044.xml · nonDerivative · entry 3

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,762

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0002146790-26-000008 · wk-form4_1788899044.xml · nonDerivative · entry 2

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,075

F2 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

SEC source: 0002146790-26-000008 · wk-form4_1788899044.xml · derivative · entry 5

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,241

Underlying: Class A Common Stock · 1,014 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On February 3, 2025, the Reporting Person was granted 36,508 RSUs, vesting as to 20% of the underlying shares on February 3, 2026 and continuing to vest thereafter in 24 substantially equal monthly installments. On September 3, 2026 1,014 RSUs vested.

F3 · derivative.expiration_date: On February 3, 2025, the Reporting Person was granted 36,508 RSUs, vesting as to 20% of the underlying shares on February 3, 2026 and continuing to vest thereafter in 24 substantially equal monthly installments. On September 3, 2026 1,014 RSUs vested.

SEC source: 0002146790-26-000008 · wk-form4_1788899044.xml · nonDerivative · entry 1

Narayanadas Vivek · CIK 0002146790 · General Counsel & Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,613

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001855623-26-000019 · wk-form4_1788467088.xml · derivative · entry 5

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 614,019

Underlying: Class A Common Stock · 5,666 shares

Expires 2033-12-22

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.

F4 · derivative.exercise_date: The stock option vested as to 20% of the underlying shares on August 1, 2024 and continues to vest thereafter in 48 substantially equal monthly installments.

SEC source: 0001855623-26-000019 · wk-form4_1788467088.xml · nonDerivative · entry 3

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 461,642

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 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0001855623-26-000019 · wk-form4_1788467088.xml · derivative · entry 4

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 619,685

Underlying: Class A Common Stock · 16,430 shares

Expires 2033-12-22

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.

F4 · derivative.exercise_date: The stock option vested as to 20% of the underlying shares on August 1, 2024 and continues to vest thereafter in 48 substantially equal monthly installments.

SEC source: 0001855623-26-000019 · wk-form4_1788467088.xml · nonDerivative · entry 2

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 455,976

F2 · kind: This sale reported herein was effected pursuant to a Rule 10b5-1 plan adopted on September 22, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.75- $38.83 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F1 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0001855623-26-000019 · wk-form4_1788467088.xml · nonDerivative · entry 1

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 472,406

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 · balance_after: For more information about the equity of the Issuer held by the Reporting Person, please see the Issuer's most recent definitive proxy statement filed with the Securities and Exchange Commission.

SEC source: 0002147680-26-000006 · wk-form4_1788467003.xml · nonDerivative · entry 1

Renner Alexandra · CIK 0002147680 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 475,022

F1 · kind: Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of the RSUs. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.