UTHR

SEC source: 0001106578-26-000109 · primarydocument.xml · nonDerivative · entry 2

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,145

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F3 · price: This transaction was executed in multiple trades at prices ranging from $517.68 to $518.67. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000109 · primarydocument.xml · nonDerivative · entry 1

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,943

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 exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F2 · ownership.nature: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · derivative · entry 17

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 255,910

Underlying: Common Stock · 9,500 shares

Expires 2027-03-15

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

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F16 · ownership.nature: Stock options held in a family trust as to which the Reporting Person shares investment power and the Reporting Person and immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 11

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,443

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F12 · price: This transaction was executed in multiple trades at prices ranging from $532.44 to $532.50. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 10

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,483

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F11 · price: This transaction was executed in multiple trades at prices ranging from $530.88 to $531.55. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 9

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,886

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F10 · price: This transaction was executed in multiple trades at prices ranging from $529.88 to $530.85. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 8

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 326,010

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F9 · price: This transaction was executed in multiple trades at prices ranging from $528.86 to $529.82. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 7

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 326,635

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F8 · price: This transaction was executed in multiple trades at prices ranging from $527.78 to $528.74. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 6

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 327,784

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F7 · price: This transaction was executed in multiple trades at prices ranging from $526.74 to $527.71. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 5

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 329,153

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F6 · price: This transaction was executed in multiple trades at prices ranging from $525.73 to $526.71. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 4

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 330,626

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F5 · price: This transaction was executed in multiple trades at prices ranging from $524.73 to $525.71. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 3

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 331,502

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F4 · price: This transaction was executed in multiple trades at prices ranging from $523.65 to $524.64. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 2

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 332,576

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F3 · price: This transaction was executed in multiple trades at prices ranging from $522.59 to $523.58. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000108 · primarydocument.xml · nonDerivative · entry 1

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,943

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 exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F2 · ownership.nature: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · derivative · entry 16

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 265,410

Underlying: Common Stock · 9,500 shares

Expires 2027-03-15

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

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F14 · ownership.nature: Stock options held in a family trust as to which the Reporting Person shares investment power and the Reporting Person and immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 10

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,443

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F2 · ownership.nature: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 9

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,483

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F10 · price: This transaction was executed in multiple trades at prices ranging from $533.13 to $534.11. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 8

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 325,440

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F9 · price: This transaction was executed in multiple trades at prices ranging from $532.08 to $533.07. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 7

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 326,969

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F8 · price: This transaction was executed in multiple trades at prices ranging from $531.08 to $532.07. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 6

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 328,805

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F7 · price: This transaction was executed in multiple trades at prices ranging from $530.05 to $531.01 The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 5

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 329,926

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F6 · price: This transaction was executed in multiple trades at prices ranging from $529.05 to $530.045. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 4

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 331,723

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F5 · price: This transaction was executed in multiple trades at prices ranging from $527.96 to $528.90. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 3

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 332,373

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F4 · price: This transaction was executed in multiple trades at prices ranging from $526.96 to $527.93. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 2

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,263

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F3 · price: This transaction was executed in multiple trades at prices ranging from $525.62 to $526.36. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000107 · primarydocument.xml · nonDerivative · entry 1

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,943

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 exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F2 · ownership.nature: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · derivative · entry 14

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 274,910

Underlying: Common Stock · 9,500 shares

Expires 2027-03-15

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

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F13 · ownership.nature: Stock options held in a family trust as to which the Reporting Person shares investment power and the Reporting Person and immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 8

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,443

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F9 · price: This transaction was executed in multiple trades at prices ranging from $534.89 to $535.10. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 7

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,556

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F8 · price: This transaction was executed in multiple trades at prices ranging from $533.88 to $534.79. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 6

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 325,186

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F7 · price: This transaction was executed in multiple trades at prices ranging from $532.77 to $533.75. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 5

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 327,004

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F6 · price: This transaction was executed in multiple trades at prices ranging from $531.74 to $532.72. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 4

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 329,723

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F5 · price: This transaction was executed in multiple trades at prices ranging from $530.72 to $531.64. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 3

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 330,838

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F4 · price: This transaction was executed in multiple trades at prices ranging from $529.705 to $530.70. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 2

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,123

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F3 · price: This transaction was executed in multiple trades at prices ranging from $528.16 to $528.83. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000106 · primarydocument.xml · nonDerivative · entry 1

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,943

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 exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F2 · ownership.nature: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · derivative · entry 17

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 284,410

Underlying: Common Stock · 9,500 shares

Expires 2027-03-15

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

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F16 · ownership.nature: Stock options held in a family trust as to which the Reporting Person shares investment power and the Reporting Person and immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 11

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,443

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F12 · price: This transaction was executed in multiple trades at prices ranging from $531.67 to $531.94. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 10

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 324,643

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F11 · price: This transaction was executed in multiple trades at prices ranging from $530.45 to $531.43. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 9

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 325,844

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F10 · price: This transaction was executed in multiple trades at prices ranging from $529.45 to $530.42. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 8

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 328,123

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F9 · price: This transaction was executed in multiple trades at prices ranging from $528.45 to $529.445. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 7

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 330,256

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F8 · price: This transaction was executed in multiple trades at prices ranging from $527.42 to $528.41. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 6

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 332,245

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F7 · price: This transaction was executed in multiple trades at prices ranging from $526.42 to $527.41. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 5

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 332,797

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F6 · price: This transaction was executed in multiple trades at prices ranging from $525.42 to $526.38. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 4

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,184

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F5 · price: This transaction was executed in multiple trades at prices ranging from $524.42 to $525.41. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 3

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,355

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F4 · price: This transaction was executed in multiple trades at prices ranging from $523.38 to $524.36. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 2

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,694

F1 · kind: This exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F3 · price: This transaction was executed in multiple trades at prices ranging from $522.31 to $523.29. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC 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: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001106578-26-000105 · primarydocument.xml · nonDerivative · entry 1

ROTHBLATT MARTINE A · CIK 0001106578 · Director · Chairperson & CEO

10b5-1 filing: Plan reported

Ownership: Indirect · by Trust

Disclosed balance after: 333,943

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 exercise of stock options and sale of the resulting shares of common stock was pursuant to a pre-arranged 10b5-1 trading plan adopted by the reporting person on November 7, 2025. This plan will continue until the earlier of: (a) the exercise of 1,734,410 stock options, all of which expire on March 15, 2027; or (b) December 31, 2026.

F2 · ownership.nature: Shares held in family trusts as to which the Reporting Person shares investment power and the Reporting Person and/or immediate family members are beneficiaries.

SEC source: 0001108501-26-000003 · primarydocument.xml · derivative · entry 3

KURZWEIL RAY · CIK 0001108501 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,190

Underlying: Common Stock · 1,190 shares

Expires 2033-07-22

F2 · shares: Annual non-employee director award.

F3 · derivative.exercise_date: Annual non-employee director awards become fully vested on the earlier to occur of (a) the one-year anniversary of the grant date; or (b) the date of the next Annual Meeting of Shareholders following the grant date. June 25, 2027 is the anticipated date of the next Annual Meeting of Shareholders.

SEC source: 0001108501-26-000003 · primarydocument.xml · derivative · entry 2

KURZWEIL RAY · CIK 0001108501 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 380

Underlying: Common Stock · 380 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the right to receive, following vesting, one share of United Therapeutics Corporation common stock.

F2 · shares: Annual non-employee director award.

F3 · derivative.exercise_date: Annual non-employee director awards become fully vested on the earlier to occur of (a) the one-year anniversary of the grant date; or (b) the date of the next Annual Meeting of Shareholders following the grant date. June 25, 2027 is the anticipated date of the next Annual Meeting of Shareholders.

F4 · derivative.expiration_date: Not applicable as restricted stock units do not have an expiration date.

SEC source: 0001201252-26-000010 · primarydocument.xml · derivative · entry 2

DZAU VICTOR J · CIK 0001201252 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,300

Underlying: Common Stock · 2,300 shares

Expires 2033-07-22

F2 · shares: In connection with Dr. Dzau's appointment to the Board of Directors on July 22, 2026, he was awarded restricted stock units and stock options in accordance with the Non-Employee Director Compensation Program, as follows: (a) 380 restricted stock units and 1,190 stock options, representing his initial grant upon joining the Board, and (b) 350 restricted stock units and 1,110 stock options, which are pro-rata grants representing the remainder of the 2026-2027 Board service year. Each award becomes fully vests on the one-year anniversary of the grant date.

SEC source: 0001201252-26-000010 · primarydocument.xml · derivative · entry 1

DZAU VICTOR J · CIK 0001201252 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 730

Underlying: Common Stock · 730 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the right to receive, following vesting, one share of United Therapeutics Corporation common stock.

F2 · shares: In connection with Dr. Dzau's appointment to the Board of Directors on July 22, 2026, he was awarded restricted stock units and stock options in accordance with the Non-Employee Director Compensation Program, as follows: (a) 380 restricted stock units and 1,190 stock options, representing his initial grant upon joining the Board, and (b) 350 restricted stock units and 1,110 stock options, which are pro-rata grants representing the remainder of the 2026-2027 Board service year. Each award becomes fully vests on the one-year anniversary of the grant date.

F3 · derivative.expiration_date: Not applicable as restricted stock units do not have an expiration date.