IRONWOOD PHARMACEUTICALS INC (IRWD) has 3 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 1 sales totalling $578K. Most recent filing: Sept. 17, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Sept. 17, 2026 filed Sept. 15, 2026 | DENNER ALEXANDER J Director | $0 | 3,694 | +1% | No | |
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| July 22, 2026 filed July 20, 2026 | Silber Jeffrey SVP, CMO, Head-Res&Drug | $0 | 137,036 | New | No | |
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| July 9, 2026 filed July 7, 2026 | Silver Ronald PFO & PAO | −$578,063 | 127,890 | −29% | Yes | |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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