Insider · CIK 0001767321
Matthew R Henn
Files at: MCRB. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 SForm 4 → | Aug 18, 5:25 pm EDT | Seres Therapeutics, Inc.MCRB | 81 | $4.55 | $369 | 7,995 | −1.00% | 10b5-1 |
| Aug 15, 2026 MForm 4 → | Aug 18, 5:25 pm EDT | Seres Therapeutics, Inc.MCRB | 238 | — | — | 8,076 | — | 10b5-1 |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 15, 2026 MForm 4 → | Aug 18, 5:25 pm EDT | Seres Therapeutics, Inc.MCRB | 238 | — | — | 585 | — | 10b5-1 |
| Jul 8, 2026 AForm 4 → | Jul 10, 4:15 pm EDT | Seres Therapeutics, Inc.MCRB | 25,000 | — | — | 25,000 | — |