SEC Form 4 · accession 0001231589-26-000019
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
Sep 3, 2026
Accepted (ET)
Sep 3, 2026 · 4:32 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 | Sep 3, 2026 | M | 8,300 | $146.03 | A | 53,472 | D | |
| Common StockF2 | Sep 3, 2026 | S | 1,545 | $478.9344 | D | 51,927 | D | |
| Common StockF3 | Sep 3, 2026 | S | 936 | $479.6575 | D | 50,991 | D | |
| Common StockF4 | Sep 3, 2026 | S | 2,360 | $480.8613 | D | 48,631 | D | |
| Common StockF5 | Sep 3, 2026 | S | 1,048 | $481.917 | D | 47,583 | D | |
| Common StockF6 | Sep 3, 2026 | S | 160 | $482.6625 | D | 47,423 | D | |
| Common StockF7 | Sep 3, 2026 | S | 200 | $483.8494 | D | 47,223 | D | |
| Common StockF8 | Sep 3, 2026 | S | 954 | $485.1228 | D | 46,269 | D | |
| Common StockF9 | Sep 3, 2026 | S | 598 | $486.4682 | D | 45,671 | D | |
| Common StockF10 | Sep 3, 2026 | S | 169 | $487.3622 | D | 45,502 | D | |
| Common Stock | Sep 3, 2026 | S | 10 | $488.32 | D | 45,492 | D | |
| Common Stock | Sep 3, 2026 | S | 320 | $490.885 | 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 | Sep 3, 2026 | M | 8,300 | D | Mar 15, 2020 | Mar 15, 2027 | Common Stock | 8,300 | 55,840 | 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.
- F10This transaction was executed in multiple trades at prices ranging from $487.06 to $487.48. 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.
- F2This transaction was executed in multiple trades at prices ranging from $478.23 to $479.225. 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 $479.24 to $480.16. 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 $480.26 to $481.23. 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 $481.34 to $482.33. 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 $482.38 to $482.875. 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 $483.42 to $484.115. 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 $484.81 to $485.68. 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.
- F9This transaction was executed in multiple trades at prices ranging from $486.025 to $487.02. 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.