Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2025-05-16 Sale | 2025-05-20 7:35 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 32,262 | $74.17 | $2,393,014 | 415,487 (Direct) | View |
2025-05-06 Sale | 2025-05-08 8:20 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 7,060 | $74.31 | $524,653 | 447,749 (Direct) | View |
2025-04-01 Sale | 2025-04-02 8:08 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 678 | $114.51 | $77,639 | 454,809 (Direct) | View |
2025-03-04 Sale | 2025-03-04 7:53 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 20,000 | $59.07 | $1,181,400 | 175,487 (Direct) | View |
2024-11-01 Sale | 2024-11-05 7:48 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $48.97 | $489,700 | 909,190 (Direct) | View |
2024-10-01 Sale | 2024-10-03 4:27 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $46.28 | $462,800 | 465,796 (Direct) | View |
2024-09-03 Sale | 2024-09-05 8:04 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $35.3 | $353,000 | 475,796 (Direct) | View |
2024-08-01 Sale | 2024-08-05 6:56 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $38.67 | $386,700 | 486,039 (Direct) | View |
2024-07-01 Sale | 2024-07-03 5:13 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $32.49 | $324,900 | 496,039 (Direct) | View |
2024-06-03 Sale | 2024-06-05 9:11 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $32 | $320,000 | 56,039 (Direct) | View |
2024-05-28 Sale | 2024-05-30 8:03 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 30,000 | $32 | $960,000 | 66,039 (Direct) | View |
2023-12-22 Sale | 2023-12-22 7:29 pm | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $32 | $320,000 | 96,643 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2025-05-16 Exercise | 2025-05-20 7:35 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 32,262 | $21.65 | 415,487 (Direct) | View |
2025-05-16 Exercise | 2025-05-20 7:35 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 32,262 | $0 | 415,487 (Direct) | View |
2025-05-06 Exercise | 2025-05-08 8:20 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 7,060 | $21.65 | 447,749 (Direct) | View |
2025-05-06 Exercise | 2025-05-08 8:20 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 7,060 | $0 | 447,749 (Direct) | View |
2025-04-01 Exercise | 2025-04-02 8:08 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 678 | $21.65 | 454,809 (Direct) | View |
2025-04-01 Exercise | 2025-04-02 8:08 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 678 | $0 | 454,809 (Direct) | View |
2025-03-04 Exercise | 2025-03-04 7:53 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 20,000 | $19.26 | 175,487 (Direct) | View |
2025-03-04 Exercise | 2025-03-04 7:53 pm | N/A 2032-02-02 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 20,000 | $0 | 175,487 (Direct) | View |
2025-02-28 Option Award | 2025-03-04 7:53 pm | N/A 2035-02-28 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 140,000 | $0 | 175,487 (Direct) | View |
2024-12-02 Tax Withholding | 2024-12-04 8:02 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 309 | $57.68 | 5,487 (Direct) | View |
2024-11-01 Exercise | 2024-11-05 7:48 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $21.65 | 909,190 (Direct) | View |
2024-11-01 Exercise | 2024-11-05 7:48 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $0 | 909,190 (Direct) | View |
2024-10-01 Exercise | 2024-10-03 4:27 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $21.65 | 465,796 (Direct) | View |
2024-10-01 Exercise | 2024-10-03 4:27 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $0 | 465,796 (Direct) | View |
2024-09-03 Exercise | 2024-09-05 8:04 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $21.65 | 475,796 (Direct) | View |
2024-09-03 Exercise | 2024-09-05 8:04 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $0 | 475,796 (Direct) | View |
2024-09-03 Tax Withholding | 2024-09-05 8:04 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 243 | $35.3 | 475,796 (Direct) | View |
2024-08-01 Exercise | 2024-08-05 6:56 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $21.65 | 486,039 (Direct) | View |
2024-08-01 Exercise | 2024-08-05 6:56 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $0 | 486,039 (Direct) | View |
2024-07-01 Exercise | 2024-07-03 5:13 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $21.65 | 496,039 (Direct) | View |
2024-07-01 Exercise | 2024-07-03 5:13 pm | N/A 2031-09-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $0 | 496,039 (Direct) | View |
2024-06-03 Exercise | 2024-06-05 9:11 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $19.26 | 56,039 (Direct) | View |
2024-06-03 Exercise | 2024-06-05 9:11 pm | N/A 2032-02-02 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $0 | 56,039 (Direct) | View |
2024-05-28 Exercise | 2024-05-30 8:03 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 30,000 | $19.26 | 66,039 (Direct) | View |
2024-05-28 Exercise | 2024-05-30 8:03 pm | N/A 2032-02-02 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 30,000 | $0 | 66,039 (Direct) | View |
2024-03-01 Tax Withholding | 2024-03-05 9:09 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 604 | $24.06 | 6,039 (Direct) | View |
2024-02-09 Option Award | 2024-02-13 8:20 pm | N/A 2034-02-09 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 200,000 | $0 | 200,000 (Direct) | View |
2023-12-22 Exercise | 2023-12-22 7:29 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $19.26 | 96,643 (Direct) | View |
2023-12-22 Exercise | 2023-12-22 7:29 pm | N/A 2032-02-02 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 10,000 | $0 | 96,643 (Direct) | View |
2023-12-01 Option Award | 2023-12-05 6:56 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 609 | $25.97 | 6,643 (Direct) | View |
2023-12-01 Option Award | 2023-12-05 6:56 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 609 | $0 | 6,643 (Direct) | View |
2023-09-01 Option Award | 2023-09-06 5:55 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 478 | $33.1 | 5,744 (Direct) | View |
2023-09-01 Option Award | 2023-09-06 5:55 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 478 | $0 | 5,744 (Direct) | View |
2023-03-01 Option Award | 2023-03-03 6:52 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 1,472 | $19.86 | 4,788 (Direct) | View |
2023-03-01 Option Award | 2023-03-03 6:52 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 1,472 | $0 | 4,788 (Direct) | View |
2023-02-13 Option Award | 2023-02-15 8:02 pm | N/A 2033-02-12 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 200,000 | $0 | 200,000 (Direct) | View |
2022-09-01 Option Award | 2022-09-06 8:50 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 922 | $25.98 | 1,844 (Direct) | View |
2022-09-01 Option Award | 2022-09-06 8:50 pm | N/A N/A | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 922 | $0 | 1,844 (Direct) | View |
2022-02-02 Option Award | 2022-02-11 7:41 pm | N/A 2032-02-01 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 100,000 | $0 | 100,000 (Direct) | View |
2021-09-01 Option Award | 2021-09-03 5:12 pm | N/A 2031-08-31 | CORCEPT THERAPEUTICS INC | CORT | Guyer William Chief Development Officer | 500,000 | $0 | 500,000 (Direct) | View |