OKLO

SEC source: 0001193125-25-305561 · ownership.xml · derivative · entry 4

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Legal & Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 10,000 shares

Expires not disclosed

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

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. On November 28, 2025, an aggregate of 10,734 RSUs were released to the Reporting Person.

F3 · derivative.exercise_date: On February 3, 2025, the Reporting Person was granted 10,000 RSUs, vesting in full as to all the underlying shares on November 29, 2025.

F3 · derivative.expiration_date: On February 3, 2025, the Reporting Person was granted 10,000 RSUs, vesting in full as to all the underlying shares on November 29, 2025.

SEC source: 0001193125-25-305561 · ownership.xml · nonDerivative · entry 2

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Legal & Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,484

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. On November 28, 2025, an aggregate of 10,734 RSUs were released to the Reporting Person.

SEC source: 0001193125-25-305561 · ownership.xml · nonDerivative · entry 1

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Legal & Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,750

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. On November 28, 2025, an aggregate of 10,734 RSUs were released to the Reporting Person.

SEC source: 0001193125-25-290105 · ownership.xml · nonDerivative · entry 2

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Legal & Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,750

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 listed in Table II. 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: 0001193125-25-290105 · ownership.xml · derivative · entry 3

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Legal & Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,798

Underlying: Class A Common Stock · 20,686 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. On November 18, 2025, 20,686 RSUs were released to the Reporting Person.

F3 · derivative.exercise_date: On August 6, 2025, the Reporting Person was granted 248,227 RSUs, vesting as to one-third of the underlying shares on August 12, 2025 and thereafter in eight substantially equal quarterly installments.

F3 · derivative.expiration_date: On August 6, 2025, the Reporting Person was granted 248,227 RSUs, vesting as to one-third of the underlying shares on August 12, 2025 and thereafter in eight substantially equal quarterly installments.

SEC source: 0001193125-25-290105 · ownership.xml · nonDerivative · entry 1

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Legal & Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,686

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. On November 18, 2025, 20,686 RSUs were released to the Reporting Person.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 16

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 9,780,098

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

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.80 to $116.85, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 15

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 9,780,298

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 $115.75 to $116.75, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 14

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 9,787,178

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

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.72 to $115.72, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 13

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 9,808,970

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

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.69 to $114.69, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 12

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 9,826,897

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 $112.68 to $113.68, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 11

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 9,875,770

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 $111.67 to $112.67, 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 the range set forth herein.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 10

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 9,985,836

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 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 $110.66 to $111.66, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 9

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 10,027,870

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 $109.65 to $110.65, 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 the range set forth herein.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 8

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,502,108

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

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.80 to $116.85, 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.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 7

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,502,308

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 $115.75 to $116.75, 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.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 6

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,509,188

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

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.72 to $115.72, 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.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 5

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,530,980

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

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.69 to $114.69, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 4

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,548,908

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 $112.68 to $113.68, 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.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 3

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,597,781

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 $111.67 to $112.67, 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 the range set forth herein.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 2

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,707,846

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 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 $110.66 to $111.66, 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.

SEC source: 0001193125-25-228703 · ownership.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,749,881

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 $109.65 to $110.65, 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 the range set forth herein.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 16

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,502,108

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

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.80 to $116.85, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 15

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,502,308

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 $115.75 to $116.75, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 14

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,509,188

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

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.72 to $115.72, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 13

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,530,980

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

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.69 to $114.69, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 12

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,548,908

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 $112.68 to $113.68, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 11

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,597,781

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 $111.67 to $112.67, 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 the range set forth herein.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 10

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,707,846

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 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 $110.66 to $111.66, 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.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 9

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Caroline Cochran

Disclosed balance after: 9,749,881

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 $109.65 to $110.65, 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 the range set forth herein.

F10 · ownership.nature: Represents securities held by the Reporting Person's spouse.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 8

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,780,098

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

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.80 to $116.85, 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.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 7

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,780,298

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 $115.75 to $116.75, 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.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 6

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,787,178

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

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.72 to $115.72, 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.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 5

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,808,970

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

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.69 to $114.69, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 4

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,826,897

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 $112.68 to $113.68, 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.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 3

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,875,770

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 $111.67 to $112.67, 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 the range set forth herein.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 2

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,985,836

F1 · kind: The sales reported herein were effected pursuant to a Rule 10b5-1 plan adopted on March 31, 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 $110.66 to $111.66, 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.

SEC source: 0001193125-25-228702 · ownership.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,027,870

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 $109.65 to $110.65, 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 the range set forth herein.

SEC source: 0001193125-25-216141 · ownership.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Indirect · By Jacob DeWitte

Disclosed balance after: 10,080,098

F1 · shares: This filing relates to a gift of 25,000 shares of Class A Common Stock to a donor advised fund by the Reporting Person's spouse.

F2 · ownership.nature: Represents securities held by the Report Person's spouse.

SEC source: 0001193125-25-216139 · ownership.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,080,098

F1 · shares: This filing relates to a gift of 25,000 shares of Class A Common Stock to a donor advised fund.

SEC source: 0001193125-25-216154 · ownership.xml · nonDerivative · entry 2

Klein Michael Stuart · CIK 0001327392 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 150,000

F2 · ownership.nature: The shares are held of record by M. Klein Associates, Inc. Michael Klein is the controlling stockholder of M. Klein Associates, Inc.

SEC source: 0001193125-25-216154 · ownership.xml · nonDerivative · entry 1

Klein Michael Stuart · CIK 0001327392 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 160,000

F1 · price: The shares are held of record by M. Klein Associates, Inc. Michael Klein is the controlling stockholder of M. Klein Associates, Inc. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $133.255 to $133.57, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, 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.

F1 · ownership.nature: The shares are held of record by M. Klein Associates, Inc. Michael Klein is the controlling stockholder of M. Klein Associates, Inc. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $133.255 to $133.57, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, 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.

SEC source: 0001193125-25-209382 · ownership.xml · nonDerivative · entry 5

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 121,913

SEC source: 0001193125-25-209382 · ownership.xml · derivative · entry 7

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,125,759

Underlying: Class A Common Stock · 100,000 shares

Expires 2033-08-01

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

F2 · derivative.exercise_date: 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: 0001193125-25-209382 · ownership.xml · derivative · entry 6

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,225,759

Underlying: Class A Common Stock · 100,000 shares

Expires 2033-08-01

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

F2 · derivative.exercise_date: 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: 0001193125-25-209382 · ownership.xml · nonDerivative · entry 4

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 129,535

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.00 to $93.11, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4.

SEC source: 0001193125-25-209382 · ownership.xml · nonDerivative · entry 3

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 175,738

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

SEC source: 0001193125-25-209382 · ownership.xml · nonDerivative · entry 2

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,738

SEC source: 0001193125-25-209382 · ownership.xml · nonDerivative · entry 1

Bealmear Richard Craig · CIK 0001855623 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 121,913

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

SEC source: 0001104659-25-088717 · tm2525712-1_4seq1.xml · nonDerivative · entry 1

Goodwin William Carroll Murphy · CIK 0002080717 · Chief Legal & Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $70.00 to $70.25, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.