Transaction Details

Footnotes

This is an exercise of stock options and sale of the resulting shares pursuant to a pre-arranged 10b5-1 plan entered into by the reporting person on November 6, 2024. | Includes 50 shares of common stock acquired on March 4, 2025 under the United Therapeutics Employee Stock Purchase Plan. | This transaction was executed in multiple trades at prices ranging from $325.00 to $325.98. 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. | This transaction was executed in multiple trades at prices ranging from $326.00 to $326.81. 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.