Shetzline Michael (CIK 1808509) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-12). Recent activity: Buy IRWD (136,612 shares), Sell IRWD (15,570 shares), Buy IRWD (17,012 shares), Buy IRWD (133,333 shares), Sell IRWD (41,269 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-12 | IRONWOOD PHARMACEUTICALS INC (IRWD) | SVP, CMO, Head-Res&Drug | Buy | 136,612 | $0 |
| 2026-02-25 | IRONWOOD PHARMACEUTICALS INC (IRWD) | SVP, CMO, Head-Res&Drug | Sell | 15,570 | $59,322 |
| 2026-02-25 | IRONWOOD PHARMACEUTICALS INC (IRWD) | SVP, CMO, Head-Res&Drug | Buy | 17,012 | $62,264 |
| 2025-02-12 | IRONWOOD PHARMACEUTICALS INC (IRWD) | SVP, CMO, Head-Res&Drug | Buy | 133,333 | $0 |
| 2025-02-12 | IRONWOOD PHARMACEUTICALS INC (IRWD) | SVP, CMO, Head-Res&Drug | Sell | 41,269 | $72,633 |
| 2025-01-22 | IRONWOOD PHARMACEUTICALS INC (IRWD) | SVP, CMO, Head-Res&Drug | Buy | 48,224 | $0 |
Source: SEC Form 4 filings · as of 2026-03-12