Seres Therapeutics, Inc. (MCRB) has 19 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: Aug. 18, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Aug. 18, 2026 filed Aug. 15, 2026 | Brady Kelly See Remarks | — | +117 | +1% | Yes | |
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| Aug. 18, 2026 filed Aug. 15, 2026 | Shaff Eric D. Director | — | +459 | +4% | Yes | |
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| Aug. 18, 2026 filed Aug. 15, 2026 | Henn Matthew R See Remarks | — | +157 | +2% | Yes | |
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| Aug. 18, 2026 filed Aug. 15, 2026 | DesRosier Thomas See Remarks | — | +163 | +2% | Yes | |
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| July 10, 2026 filed July 8, 2026 | Graves Kurt Director | $0 | 6,500 | 0% | No | |
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Showing the 5 most recent of 19 filings in the last 90 days.
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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