Sullivan Brian F. (CIK 940454) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-18). Recent activity: Buy CELC (80,000 shares), Buy CELC (104,340 shares), Sell CELC (8,155 shares), Buy CELC (8,155 shares), Buy CELC (36,845 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-18 | Celcuity Inc. (CELC) | Chief Executive Officer | Buy | 80,000 | $0 |
| 2025-09-04 | Celcuity Inc. (CELC) | Chief Executive Officer | Buy | 104,340 | $839,937 |
| 2025-04-15 | Celcuity Inc. (CELC) | Chief Executive Officer | Sell | 8,155 | $0 |
| 2025-04-15 | Celcuity Inc. (CELC) | Chief Executive Officer | Buy | 8,155 | $0 |
| 2025-03-05 | Celcuity Inc. (CELC) | Chief Executive Officer | Buy | 36,845 | $0 |
| 2025-03-05 | Celcuity Inc. (CELC) | Chief Executive Officer | Sell | 39,670 | $0 |
| 2025-03-05 | Celcuity Inc. (CELC) | Chief Executive Officer | Buy | 39,670 | $0 |
| 2025-03-05 | Celcuity Inc. (CELC) | Chief Executive Officer | Sell | 45,000 | $0 |
| 2025-03-05 | Celcuity Inc. (CELC) | Chief Executive Officer | Buy | 45,000 | $0 |
| 2025-03-05 | Celcuity Inc. (CELC) | Chief Executive Officer | Sell | 36,845 | $0 |
Source: SEC Form 4 filings · as of 2026-08-18