UTHR

SEC source: 0001127602-18-014005 · form4.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,546

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F5 · price: This transaction was executed in multiple trades at prices ranging from $112.50 to $113.46. 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.

SEC source: 0001127602-18-014005 · form4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,146

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F4 · price: This transaction was executed in multiple trades at prices ranging from $111.48 to $112.40. 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.

SEC source: 0001127602-18-014005 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,652

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-014005 · form4.xml · derivative · entry 12

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 255,699

Underlying: Common Stock · 547 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-014005 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F3 · price: This transaction was executed in multiple trades at prices ranging from $111.08 to $111.59. 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.

SEC source: 0001127602-18-014005 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 483

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $110.00 to $110.71. 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.

SEC source: 0001127602-18-014005 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 687

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-013111 · form4.xml · derivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 256,246

Underlying: Common Stock · 21,512 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-013111 · form4.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F6 · price: This transaction was executed in multiple trades at prices ranging from $112.06 to $112.64. 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.

SEC source: 0001127602-18-013111 · form4.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,652

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F5 · price: This transaction was executed in multiple trades at prices ranging from $111.05 to $112.04. 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.

SEC source: 0001127602-18-013111 · form4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,862

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F4 · price: This transaction was executed in multiple trades at prices ranging from $110.00 to $110.90. 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.

SEC source: 0001127602-18-013111 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,652

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-013111 · form4.xml · derivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 277,758

Underlying: Common Stock · 21,512 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-013111 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F3 · price: This transaction was executed in multiple trades at prices ranging from $111.00 to $111.31. 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.

SEC source: 0001127602-18-013111 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,240

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $110.00 to $110.95. 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.

SEC source: 0001127602-18-013111 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,652

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012647 · form4.xml · derivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 299,270

Underlying: Common Stock · 500 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012647 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012647 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 640

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012633 · form4.xml · derivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 299,770

Underlying: Common Stock · 1,100 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012633 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012633 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 240

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012633 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 440

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012633 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,240

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012374 · form4.xml · derivative · entry 11

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 300,870

Underlying: Common Stock · 301 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 241

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 341

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 441

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001104659-23-055524 · tm2314417-1_4seq1.xml · nonDerivative · entry 5

PATUSKY CHRISTOPHER · CIK 0001231427 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,680

SEC source: 0001127602-18-012374 · form4.xml · derivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 301,171

Underlying: Common Stock · 21,512 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F3 · shares: This transaction was executed in multiple trades at prices ranging from $111.375 to $111.78. 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.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 262

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F2 · shares: This transaction was executed in multiple trades at prices ranging from $110.00 to $110.82. 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.

SEC source: 0001127602-18-012374 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,652

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011882 · form4.xml · derivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 322,683

Underlying: Common Stock · 21,513 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011882 · form4.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F5 · price: This transaction was executed in multiple trades at prices ranging from $111.44 to $112.29. 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.

SEC source: 0001127602-18-011882 · form4.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,509

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F4 · price: This transaction was executed in multiple trades at prices ranging from $110.43 to $111.41. 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.

SEC source: 0001127602-18-011882 · form4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,653

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011882 · form4.xml · derivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 344,196

Underlying: Common Stock · 21,512 shares

Expires 2019-12-31

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 exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011882 · form4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011882 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 240

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F3 · price: This transaction was executed in multiple trades at prices ranging from $111.19 to $111.83. 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.

SEC source: 0001127602-18-011882 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,040

F1 · kind: This exercise of stock options and corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $110.19 to $111.18. 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.

SEC source: 0001127602-18-011882 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,652

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 corresponding sale of shares was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011837 · form4.xml · derivative · entry 3

MAHON PAUL A · CIK 0001231589 · EVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,500

Underlying: Common Stock · 6,000 shares

Expires 2021-03-15

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 share tracking awards was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011837 · form4.xml · nonDerivative · entry 2

MAHON PAUL A · CIK 0001231589 · EVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,613

F1 · kind: This exercise of share tracking awards was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

SEC source: 0001127602-18-011837 · form4.xml · nonDerivative · entry 1

MAHON PAUL A · CIK 0001231589 · EVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,613

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

F1 · kind: This exercise of share tracking awards was pursuant to a Rule 10b5-1 trading plan entered into by the reporting person.

F2 · balance_after: Includes 187 shares acquired on March 2, 2018 under the United Therapeutics Corporation Employee Stock Purchase Plan ("ESPP").

SEC source: 0001127602-21-010887 · form4a.xml · derivative · entry 1

MAHON PAUL A · CIK 0001231589 · EVP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,458

Underlying: Common Stock · 81,458 shares

Expires 2028-03-15

F1 · security: These performance-based stock options were initially awarded on March 15, 2018, subject to a three-year performance condition tied to average cash profit margin during 2018-2020, which was determined on February 24, 2021. Number of stock options reported represents the number of options earned based on performance.

F2 · derivative.expiration_date: This Form 4/A is being filed to correct the expiration date of this award.

SEC source: 0001127602-21-010884 · form4a.xml · derivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 285,103

Underlying: Common Stock · 285,103 shares

Expires 2028-03-15

F1 · security: These performance-based stock options were initially awarded on March 15, 2018, subject to a three-year performance condition tied to average cash profit margin during 2018-2020, which was determined on February 24, 2021. Number of stock options reported represents the number of options earned based on performance.

F2 · derivative.expiration_date: This Form 4/A is being filed to correct the expiration date of this award.

SEC source: 0001127602-21-010883 · form4a.xml · derivative · entry 2

BENKOWITZ MICHAEL · CIK 0001673232 · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,531

Underlying: Common Stock · 85,531 shares

Expires 2028-03-15

F2 · security: These performance-based stock options were initially awarded on March 15, 2018, subject to a three-year performance condition tied to average cash profit margin during 2018-2020, which was determined on February 24, 2021. Number of stock options reported represents the number of options earned based on performance.

F3 · derivative.expiration_date: This Form 4/A is being filed to correct the expiration date of this award.