Stehman-Breen Catherine (CIK 1702233) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-09). Recent activity: Sell GBIO (4,752 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-09 | Generation Bio Co. (GBIO) | Director | Sell | 4,752 | $0 |
Source: SEC Form 4 filings · as of 2026-02-09