SEC Form 4 · accession 0001231589-26-000014
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
Jun 18, 2026
Accepted (ET)
Jun 18, 2026 · 4:31 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 | Jun 18, 2026 | M | 8,300 | $146.03 | A | 53,472 | D | |
| Common StockF2 | Jun 18, 2026 | S | 1,715 | $537.0418 | D | 51,757 | D | |
| Common StockF3 | Jun 18, 2026 | S | 958 | $538.0277 | D | 50,799 | D | |
| Common StockF4 | Jun 18, 2026 | S | 1,305 | $539.4154 | D | 49,494 | D | |
| Common StockF5 | Jun 18, 2026 | S | 798 | $540.2487 | D | 48,696 | D | |
| Common StockF6 | Jun 18, 2026 | S | 950 | $541.255 | D | 47,746 | D | |
| Common Stock | Jun 18, 2026 | S | 160 | $541.95 | D | 47,586 | D | |
| Common StockF7 | Jun 18, 2026 | S | 480 | $544.2631 | D | 47,106 | D | |
| Common StockF8 | Jun 18, 2026 | S | 157 | $546.1458 | D | 46,949 | D | |
| Common StockF9 | Jun 18, 2026 | S | 881 | $547.6458 | D | 46,068 | D | |
| Common StockF10 | Jun 18, 2026 | S | 496 | $548.9125 | D | 45,572 | D | |
| Common StockF11 | Jun 18, 2026 | S | 400 | $551.74 | 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 | Jun 18, 2026 | M | 8,300 | D | Mar 15, 2020 | Mar 15, 2027 | Common Stock | 8,300 | 97,340 | 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 $548.415 to $549.165. 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.
- F11This transaction was executed in multiple trades at prices ranging from $551.50 to $551.98. 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.
- F2This transaction was executed in multiple trades at prices ranging from $536.495 to $537.46. 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.
- F3This transaction was executed in multiple trades at prices ranging from $537.58 to $538.55. 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.
- F4This transaction was executed in multiple trades at prices ranging from $538.86 to $539.79. 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.
- F5This transaction was executed in multiple trades at prices ranging from $539.865 to $540.84. 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 $540.87 to $541.85. 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.
- F7This transaction was executed in multiple trades at prices ranging from $544.215 to $545.16. 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.
- F8This transaction was executed in multiple trades at prices ranging from $545.88 to $546.39. 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.
- F9This transaction was executed in multiple trades at prices ranging from $547.13 to $547.945. 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.