Baird William D III (CIK 1547658) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-05-15). Recent activity: Sell TSVT (1.0M shares), Sell TSVT (118,209 shares), Sell TSVT (5,092 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-05-15 | 2seventy bio, Inc. (TSVT) | President and CEO | Sell | 1.0M | $0 |
| 2025-05-15 | 2seventy bio, Inc. (TSVT) | President and CEO | Sell | 118,209 | $0 |
| 2025-03-19 | 2seventy bio, Inc. (TSVT) | President and CEO | Sell | 5,092 | $25,205 |
Source: SEC Form 4 filings · as of 2025-05-15