| Date | Event |
| 29-Oct-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 18-Sep-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Change in Directors or Principal Officers |
| 17-Sep-09 | Price hit new 52-week high ($100.96) |
| 11-Sep-09 | Price hit new 52-week high ($99.73) |
| 9-Sep-09 | Price hit new 52-week high ($97.82) |
| 1-Sep-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Other Events |
| 31-Jul-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 30-Jul-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Regulation FD Disclosure |
| 9-Jun-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Regulation FD Disclosure |
| 26-May-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Regulation FD Disclosure |
| 1-May-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 29-Apr-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K/A, Change in Directors or Principal Officers |
| 29-Apr-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Change in Directors or Principal Officers |
| 28-Apr-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Regulation FD Disclosure |
| 16-Mar-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Regulation FD Disclosure |
| 6-Mar-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Change in Directors or Principal Officers |
| 26-Feb-09 | UNITED THERAPEUTICS CORP Files SEC form 10-K, Annual Report |
| 17-Feb-09 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Results of Operations and Financial Condition |
| 31-Dec-08 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Exhi |
| 24-Dec-08 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Completion of Acquisition or Disposition of Assets |
| 26-Nov-08 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Change in Directors or Principal Officers, Regulation FD Disclosure, Oth |
| 21-Nov-08 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Other Events |
| 17-Nov-08 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Entry into a Material Definitive Agreement, Unregistered Sale of Equity |
| 30-Oct-08 | UNITED THERAPEUTICS CORP Files SEC form 8-K, Results of Operations and Financial Condition |