MIAX

SEC source: 0001628280-26-065268 · wk-form4_1791322124.xml · derivative · entry 3

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 155,334

Underlying: Common Stock · 40,000 shares

Expires 2029-07-31

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 options are fully vested.

SEC source: 0001628280-26-065268 · wk-form4_1791322124.xml · nonDerivative · entry 2

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 387,414

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $32.91 to $33.97. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001628280-26-065268 · wk-form4_1791322124.xml · nonDerivative · entry 1

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 427,414

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.

SEC source: 0001628280-26-063831 · wk-form4_1790714773.xml · derivative · entry 2

Jayabalan Harish · CIK 0002080538 · EVP, CISO and CRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,333

Underlying: Common Stock · 8,333 shares

Expires 2027-10-12

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_date: The options are fully vested.

SEC source: 0001628280-26-063831 · wk-form4_1790714773.xml · nonDerivative · entry 1

Jayabalan Harish · CIK 0002080538 · EVP, CISO and CRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,398

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: 0002080506-26-000027 · wk-form4_1789677808.xml · nonDerivative · entry 1

Brown Shelly · CIK 0002080506 · EVP, Chief Strategy Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 316,490

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 22, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $37.84 to $39.56. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002080506-26-000025 · wk-form4_1789158198.xml · nonDerivative · entry 1

Brown Shelly · CIK 0002080506 · EVP, Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 337,707

F1 · kind: Represents shares that have been surrendered to the Company to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock awards and does not represent a sale by the reporting person.

SEC source: 0002080477-26-000018 · wk-form4_1788554097.xml · derivative · entry 11

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,928

Underlying: Common Stock · 4,464 shares

Expires 2035-06-15

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.

F5 · derivative.exercise_date: 4,464 of the shares subject to this incentive stock option are vested. 4,464 shares subject to this incentive stock option will vest on June 16, 2027 and the remaining 4,464 shares subject to this incentive stock option will vest on June 16, 2028, subject to the Reporting Person's continued service to the Issuer or its subsidiaries through the applicable vesting date.

SEC source: 0002080477-26-000018 · wk-form4_1788554097.xml · derivative · entry 10

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,140 shares

Expires 2031-01-27

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 options are fully vested.

SEC source: 0002080477-26-000018 · wk-form4_1788554097.xml · derivative · entry 9

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 8,333 shares

Expires 2029-07-30

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 options are fully vested.

SEC source: 0002080477-26-000018 · wk-form4_1788554097.xml · derivative · entry 8

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,666 shares

Expires 2028-05-28

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

F4 · derivative.exercise_date: The options are fully vested.

SEC source: 0002080477-26-000018 · wk-form4_1788554097.xml · derivative · entry 7

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 188,000

Underlying: Common Stock · 47,000 shares

Expires 2028-05-28

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

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 29, 2025.

F4 · derivative.exercise_date: The options are fully vested.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0002080477-26-000018 · wk-form4_1788554097.xml · nonDerivative · entry 6

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 786,542

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: 0002080477-26-000018 · wk-form4_1788554097.xml · nonDerivative · entry 5

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 782,078

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: 0002080477-26-000018 · wk-form4_1788554097.xml · nonDerivative · entry 4

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 768,938

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: 0002080477-26-000018 · wk-form4_1788554097.xml · nonDerivative · entry 3

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 760,605

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: 0002080477-26-000018 · wk-form4_1788554097.xml · nonDerivative · entry 2

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 1,423,275

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 29, 2025.

F3 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $42.00 to $42.68. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0002080477-26-000018 · wk-form4_1788554097.xml · nonDerivative · entry 1

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 1,470,275

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 29, 2025.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0002080671-26-000016 · wk-form4_1788553678.xml · derivative · entry 3

Deitzel Edward · CIK 0002080671 · EVP, CRO, CCO MIAX Exchanges

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 66,000

Underlying: Common Stock · 11,000 shares

Expires 2029-07-31

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 30, 2025.

F3 · derivative.exercise_date: The options are fully vested.

SEC source: 0002080671-26-000016 · wk-form4_1788553678.xml · nonDerivative · entry 2

Deitzel Edward · CIK 0002080671 · EVP, CRO, CCO MIAX Exchanges

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 119,601

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 30, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $42.00 to $42.32. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002080671-26-000016 · wk-form4_1788553678.xml · nonDerivative · entry 1

Deitzel Edward · CIK 0002080671 · EVP, CRO, CCO MIAX Exchanges

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 130,601

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 30, 2025.

SEC source: 0002080878-26-000016 · wk-form4_1788553869.xml · derivative · entry 3

Comly Barbara J. · CIK 0002080878 · EVP, GC & Corporate Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,444

Underlying: Common Stock · 44,445 shares

Expires 2028-05-28

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

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

F3 · derivative.exercise_date: The options are fully vested.

SEC source: 0002080878-26-000016 · wk-form4_1788553869.xml · nonDerivative · entry 2

Comly Barbara J. · CIK 0002080878 · EVP, GC & Corporate Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 839,564

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $39.66 to $41.80. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002080878-26-000016 · wk-form4_1788553869.xml · nonDerivative · entry 1

Comly Barbara J. · CIK 0002080878 · EVP, GC & Corporate Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 884,009

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

SEC source: 0002079445-26-000017 · wk-form4_1788553507.xml · derivative · entry 5

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 195,334

Underlying: Common Stock · 4,666 shares

Expires 2029-07-31

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.

F3 · derivative.exercise_date: The options are fully vested.

SEC source: 0002079445-26-000017 · wk-form4_1788553507.xml · derivative · entry 4

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 43,334 shares

Expires 2028-05-17

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.

F3 · derivative.exercise_date: The options are fully vested.

SEC source: 0002079445-26-000017 · wk-form4_1788553507.xml · nonDerivative · entry 3

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 387,414

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $39.69 to $41.80. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002079445-26-000017 · wk-form4_1788553507.xml · nonDerivative · entry 2

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 435,414

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.

SEC source: 0002079445-26-000017 · wk-form4_1788553507.xml · nonDerivative · entry 1

Schafer Douglas M. JR · CIK 0002079445 · EVP and CIO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 430,748

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 16, 2025.

SEC source: 0001959770-26-000012 · wk-form4_1788553296.xml · nonDerivative · entry 2

Teekell Judson Gray · CIK 0001959770 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,251

F3 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 17, 2025.

F4 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $40.31 to $41.53. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001959770-26-000012 · wk-form4_1788553296.xml · nonDerivative · entry 1

Teekell Judson Gray · CIK 0001959770 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · By estate of Byrum W. Teekell

Disclosed balance after: 81,000

F1 · kind: This transaction involved a sale by the Reporting Person in connection with his duties as Executor of the Estate of Byrum W. Teekell.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $41.02 to $41.80. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002080477-26-000016 · wk-form4_1787256723.xml · nonDerivative · entry 2

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 1,423,275

F3 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 29, 2025.

F4 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $38.85 to $42.56. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0002080878-26-000014 · wk-form4_1787256687.xml · nonDerivative · entry 1

Comly Barbara J. · CIK 0002080878 · EVP, GC & Corporate Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 839,564

F1 · shares: Represents shares that have been surrendered to the Company to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock awards and does not represent a sale by the reporting person.

SEC source: 0002080477-26-000016 · wk-form4_1787256723.xml · nonDerivative · entry 1

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 1,572,975

F1 · shares: Represents shares that have been surrendered to the Company to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock awards and does not represent a sale by the reporting person.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0001628280-26-057946 · wk-form4_1787170215.xml · nonDerivative · entry 1

Emmons Lance · CIK 0002080679 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 86,538

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 17, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $42.23 to $43.54. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001628280-26-057950 · wk-form4_1787170325.xml · derivative · entry 3

Schwarzkopf Cynthia · CIK 0002080596 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,916

Underlying: Common Stock · 5,000 shares

Expires 2027-05-31

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 12, 2026.

F3 · derivative.exercise_date: The options are fully vested.

SEC source: 0001628280-26-057950 · wk-form4_1787170325.xml · nonDerivative · entry 2

Schwarzkopf Cynthia · CIK 0002080596 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 88,545

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 12, 2026.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $42.54 to $43.33. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001628280-26-057950 · wk-form4_1787170325.xml · nonDerivative · entry 1

Schwarzkopf Cynthia · CIK 0002080596 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 93,545

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on March 12, 2026.

SEC source: 0002080678-26-000008 · wk-form4_1786047114.xml · derivative · entry 3

Eckert Kurt M. · CIK 0002080678 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,063 shares

Expires 2027-05-31

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

F3 · derivative.exercise_date: The options are fully vested

SEC source: 0002080678-26-000008 · wk-form4_1786047114.xml · nonDerivative · entry 2

Eckert Kurt M. · CIK 0002080678 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 149,612

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $45.14 to $46.57. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002080678-26-000008 · wk-form4_1786047114.xml · nonDerivative · entry 1

Eckert Kurt M. · CIK 0002080678 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 150,675

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

SEC source: 0002080878-26-000012 · wk-form4_1786046972.xml · derivative · entry 3

Comly Barbara J. · CIK 0002080878 · EVP, GC & Corporate Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 88,889

Underlying: Common Stock · 44,445 shares

Expires 2028-05-28

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

F1 · date: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

F3 · derivative.exercise_date: The options are fully vested.

SEC source: 0002080878-26-000012 · wk-form4_1786046972.xml · nonDerivative · entry 2

Comly Barbara J. · CIK 0002080878 · EVP, GC & Corporate Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 882,984

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $45.09 to $46.78. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002080878-26-000012 · wk-form4_1786046972.xml · nonDerivative · entry 1

Comly Barbara J. · CIK 0002080878 · EVP, GC & Corporate Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 927,429

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 18, 2025.

SEC source: 0002080477-26-000014 · wk-form4_1786046744.xml · derivative · entry 3

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 235,000

Underlying: Common Stock · 48,334 shares

Expires 2028-05-28

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

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 29, 2025.

F4 · derivative.exercise_date: The options are fully vested.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0002080477-26-000014 · wk-form4_1786046744.xml · nonDerivative · entry 2

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 1,723,275

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 29, 2025.

F3 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $45.09 to $46.78. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0002080477-26-000014 · wk-form4_1786046744.xml · nonDerivative · entry 1

Gallagher Thomas P. · CIK 0002080477 · Director · Chairman & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By Gallagher Investments, LLC

Disclosed balance after: 1,771,609

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 29, 2025.

F2 · ownership.nature: Mr. Gallagher maintains beneficial ownership, including dispositive and voting control, over Gallagher Investments, LLC.

SEC source: 0002080671-26-000014 · wk-form4_1786046917.xml · derivative · entry 3

Deitzel Edward · CIK 0002080671 · EVP, CRO, CCO MIAX Exchanges

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 77,000

Underlying: Common Stock · 11,000 shares

Expires 2029-07-31

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 30, 2025.

F3 · derivative.exercise_date: The options are fully vested.

SEC source: 0002080671-26-000014 · wk-form4_1786046917.xml · nonDerivative · entry 2

Deitzel Edward · CIK 0002080671 · EVP, CRO, CCO MIAX Exchanges

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 119,601

F1 · kind: This transaction was effected pursuant to a previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 30, 2025.

F2 · price: This transaction was executed in multiple trades throughout the day at prices ranging from $45.11 to $46.57. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0002080671-26-000014 · wk-form4_1786046917.xml · nonDerivative · entry 1

Deitzel Edward · CIK 0002080671 · EVP, CRO, CCO MIAX Exchanges

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 130,601

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 previously established Rule 10b5-1 Plan adopted by the Reporting Person on December 30, 2025.