Guyer William (CIK 1879013) reported 61 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-08). Recent activity: Buy CORT (20,000 shares), Sell CORT (19,048 shares), Sell CORT (952 shares), Buy CORT (877 shares), Buy CORT (877 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-08 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 20,000 | $433,000 |
| 2026-07-08 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 19,048 | $1.8M |
| 2026-07-08 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 952 | $89,048 |
| 2026-06-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 877 | $61,776 |
| 2026-06-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 877 | $0 |
| 2026-05-07 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 20,000 | $433,000 |
| 2026-05-07 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 20,000 | $1.0M |
| 2026-04-08 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 20,000 | $433,000 |
| 2026-04-08 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 20,000 | $819,400 |
| 2026-03-24 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 11,767 | $254,756 |
| 2026-03-24 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 11,767 | $423,730 |
| 2026-03-06 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 8,233 | $296,306 |
| 2026-03-06 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 8,233 | $178,244 |
| 2026-03-04 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 498 | $17,913 |
| 2026-03-04 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 498 | $0 |
| 2026-02-05 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 20,000 | $433,000 |
| 2026-02-05 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 20,000 | $817,400 |
| 2026-01-08 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 20,000 | $433,000 |
| 2026-01-08 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 20,000 | $703,600 |
| 2025-12-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 787 | $0 |
| 2025-12-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 5,287 | $0 |
| 2025-12-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 5,287 | $0 |
| 2025-12-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Sell | 4,500 | $364,050 |
| 2025-12-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 224 | $17,871 |
| 2025-12-03 | CORCEPT THERAPEUTICS INC (CORT) | Chief Development Officer | Buy | 224 | $0 |
Source: SEC Form 4 filings · as of 2026-07-08