GROGAN DONNA ROY (CIK 1788455) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-02). Recent activity: Buy CCCC (3,341 shares), Buy CCCC (5,370 shares), Buy CCCC (7,513 shares), Buy CCCC (6,740 shares), Buy CCCC (9,609 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | C4 Therapeutics, Inc. (CCCC) | Director | Buy | 3,341 | $14,500 |
| 2026-04-03 | C4 Therapeutics, Inc. (CCCC) | Director | Buy | 5,370 | $14,499 |
| 2026-01-05 | C4 Therapeutics, Inc. (CCCC) | Director | Buy | 7,513 | $14,500 |
| 2025-10-03 | C4 Therapeutics, Inc. (CCCC) | Director | Buy | 6,740 | $14,491 |
| 2025-07-02 | C4 Therapeutics, Inc. (CCCC) | Director | Buy | 9,609 | $14,510 |
| 2025-04-03 | C4 Therapeutics, Inc. (CCCC) | Director | Buy | 9,581 | $13,797 |
Source: SEC Form 4 filings · as of 2026-07-02