Henn Matthew R
SEC CIK 1767321 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| MCRB | Seres Therapeutics, Inc. | See Remarks | 7,995 | — | $43.0K | 27 | 2022-07-05 | 2026-08-17 |
Most active insiders at MCRB, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Henn Matthew R | See Remarks | — | $23.4K |
| 2 | Young Teresa L. | See Remarks | — | $18.7K |
| 3 | Shaff Eric D. | Dir | — | $9,095 |
| 4 | DesRosier Thomas | See Remarks | — | $2,943 |
| 5 | Brady Kelly | See Remarks | — | $735.47 |
Transactions 27
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-08-18 17:25 | 2026-08-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | M - OptEx | — | +238 | 8,076 | +3% | — |
| DT | 2026-08-18 17:25 | 2026-08-17 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | S - Sale+OE | $4.55 | -81 | 7,995 | -1% | -$368.55 |
| DT | 2026-05-19 16:05 | 2026-05-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | M - OptEx | — | +238 | 7,915 | +3% | — |
| DT | 2026-05-19 16:05 | 2026-05-18 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | S - Sale+OE | $7.53 | -77 | 7,838 | -1.0% | -$579.81 |
| DT | 2026-02-18 | 2026-02-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | M - OptEx | — | +239 | 7,766 | +3% | — |
| DT | 2026-02-18 | 2026-02-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | S - Sale+OE | $8.47 | -89 | 7,677 | -1% | -$753.83 |
| DT | 2025-11-18 | 2025-11-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | S - Sale+OE | $17.30 | -1,257 | 7,527 | -14% | -$21.7K |
| DMT | 2025-11-18 | 2025-11-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | M - OptEx | — | +4,236 | 8,686 | +95% | — |
| DT | 2025-08-19 | 2025-08-18 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | S - Sale+OE | $16.65 | -73 | 4,548 | -2% | -$1,215 |
| DMT | 2025-08-19 | 2025-08-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | M - OptEx | — | +238 | 4,524 | +6% | — |
| DMT | 2025-05-19 | 2025-05-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | M - OptEx | — | +238 | 4,460 | +6% | — |
| DT | 2025-05-19 | 2025-05-16 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R | See Remarks | S - Sale+OE | $7.28 | -77 | 4,383 | -2% | -$560.56 |
| DT | 2025-02-19 | 2025-02-18 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | S - Sale+OE | $0.81 | -3,953 | 84.4K | -4% | -$3,202 |
| DMT | 2025-02-19 | 2025-02-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | M - OptEx | — | +10.6K | 80.6K | +15% | — |
| DT | 2024-11-19 | 2024-11-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | M - OptEx | — | +2,812 | 78.7K | +4% | — |
| DT | 2024-11-19 | 2024-11-18 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | S - Sale+OE | $0.54 | -927 | 77.8K | -1% | -$500.58 |
| DT | 2024-10-29 | 2024-10-28 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | S - Sale+OE | $0.69 | -3,984 | 75.9K | -5% | -$2,749 |
| DT | 2024-10-29 | 2024-10-27 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | M - OptEx | $0.00 | +12.6K | 79.9K | +19% | $0 |
| DT | 2024-08-19 | 2024-08-16 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | S - Sale+OE | $0.84 | -923 | 67.2K | -1% | -$775.32 |
| DT | 2024-08-19 | 2024-08-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | M - OptEx | — | +2,813 | 68.2K | +4% | — |
| DT | 2024-05-17 | 2024-05-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | S - Sale+OE | $0.94 | -891 | 65.4K | -1% | -$837.54 |
| DT | 2024-05-17 | 2024-05-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | M - OptEx | — | +2,812 | 66.2K | +4% | — |
| DT | 2024-02-16 | 2024-02-15 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | M - OptEx | — | +11.2K | 67.6K | +20% | — |
| DT | 2024-02-16 | 2024-02-16 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | S - Sale+OE | $1.08 | -4,170 | 63.4K | -6% | -$4,504 |
| D | 2023-10-31 | 2023-10-27 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | M - OptEx | $0.00 | +12.6K | 60.2K | +27% | $0 |
| D | 2023-10-31 | 2023-10-30 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | S - Sale+OE | $1.35 | -3,886 | 56.4K | -6% | -$5,246 |
| 2022-07-06 | 2022-07-05 | MCRB | Seres Therapeutics, Inc. | Henn Matthew R. | See Remarks | A - Grant | $3.15 | +47.6K | 47.6K | New | +$150.0K |
Purchase Sale Sale after option exercise All abbreviations