SEC Form 4 · accession 0001231589-26-000017
UNITED THERAPEUTICS Corp · UTHR
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Paul A Mahon
Officer — EVP & GENERAL COUNSEL
Period of report
Aug 6, 2026
Accepted (ET)
Aug 6, 2026 · 4:35 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001082554
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 6, 2026 | M | 8,300 | $146.03 | A | 53,472 | D | |
| Common StockF2 | Aug 6, 2026 | S | 760 | $512.9174 | D | 52,712 | D | |
| Common StockF3 | Aug 6, 2026 | S | 1,795 | $514.8223 | D | 50,917 | D | |
| Common StockF4 | Aug 6, 2026 | S | 1,360 | $515.9303 | D | 49,557 | D | |
| Common StockF5 | Aug 6, 2026 | S | 1,617 | $516.9257 | D | 47,940 | D | |
| Common StockF6 | Aug 6, 2026 | S | 780 | $517.9411 | D | 47,160 | D | |
| Common StockF7 | Aug 6, 2026 | S | 360 | $518.8231 | D | 46,800 | D | |
| Common StockF8 | Aug 6, 2026 | S | 1,308 | $521.4972 | D | 45,492 | D | |
| Common Stock | Aug 6, 2026 | S | 320 | $522.395 | D | 45,172 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option | $146.03 | Aug 6, 2026 | M | 8,300 | D | Mar 15, 2023 | Mar 15, 2027 | Common Stock | 8,300 | 72,440 | D |
Explanation of responses
- F1This 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 August 11, 2025.
- F2This transaction was executed in multiple trades at prices ranging from $512.67 to $513.61. 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.
- F3This transaction was executed in multiple trades at prices ranging from $514.47 to $515.335. 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.
- F4This transaction was executed in multiple trades at prices ranging from $515.50 to $516.39. 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.
- F5This transaction was executed in multiple trades at prices ranging from $516.52 to $517.33. 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.
- F6This transaction was executed in multiple trades at prices ranging from $517.53 to $518.18. 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.
- F7This transaction was executed in multiple trades at prices ranging from $518.735 to $519.13. 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.
- F8This transaction was executed in multiple trades at prices ranging from $520.91 to $521.735. 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.