MCRB Seres Therapeutics, Inc.
Nasdaq · SEC CIK 1609809 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $54.9K 16 sales by 5 insiders
- Filings on record
- 171 since 2022-02-08, latest 2026-08-18 17:33
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Henn Matthew R | See Remarks | — | $23.4K |
| Young Teresa L. | See Remarks | — | $18.7K |
| Shaff Eric D. | Dir | — | $9,095 |
| DesRosier Thomas | See Remarks | — | $2,943 |
| Brady Kelly | See Remarks | — | $735.47 |
Transactions 152
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2024-05-17 | 2024-05-15 | MCRB | Ege David S. | See Remarks | M - OptEx | — | +2,968 | 76.8K | +4% | — |
| DT | 2024-05-17 | 2024-05-15 | MCRB | Ege David S. | See Remarks | S - Sale+OE | $0.94 | -1,090 | 75.7K | -1% | -$1,025 |
| DT | 2024-05-17 | 2024-05-15 | MCRB | DesRosier Thomas | CLO, EVP | S - Sale+OE | $0.94 | -843 | 122.4K | -0.7% | -$792.42 |
| DT | 2024-05-17 | 2024-05-15 | MCRB | DesRosier Thomas | CLO, EVP | M - OptEx | — | +2,656 | 123.2K | +2% | — |
| DT | 2024-02-16 | 2024-02-15 | MCRB | Arkowitz David | CFO | M - OptEx | — | +10.6K | 186.4K | +6% | — |
| DT | 2024-02-16 | 2024-02-16 | MCRB | Arkowitz David | CFO | S - Sale+OE | $1.08 | -3,939 | 182.4K | -2% | -$4,254 |
| DT | 2024-02-16 | 2024-02-15 | MCRB | DesRosier Thomas | CLO, EVP | M - OptEx | — | +10.6K | 124.5K | +9% | — |
| DT | 2024-02-16 | 2024-02-16 | MCRB | DesRosier Thomas | CLO, EVP | S - Sale+OE | $1.08 | -3,939 | 120.6K | -3% | -$4,254 |
| DT | 2024-02-16 | 2024-02-15 | MCRB | Ege David S. | See Remarks | M - OptEx | — | +11.9K | 78.9K | +18% | — |
| DT | 2024-02-16 | 2024-02-16 | MCRB | Ege David S. | See Remarks | S - Sale+OE | $1.08 | -5,010 | 73.9K | -6% | -$5,411 |
| DT | 2024-02-16 | 2024-02-15 | MCRB | Young Teresa L. | See Remarks | M - OptEx | — | +10.6K | 19.1K | +126% | — |
| DT | 2024-02-16 | 2024-02-16 | MCRB | Young Teresa L. | See Remarks | S - Sale+OE | $1.08 | -3,374 | 15.7K | -18% | -$3,644 |
| DT | 2024-02-16 | 2024-02-15 | MCRB | Henn Matthew R. | See Remarks | M - OptEx | — | +11.2K | 67.6K | +20% | — |
| DT | 2024-02-16 | 2024-02-16 | MCRB | Henn Matthew R. | See Remarks | S - Sale+OE | $1.08 | -4,170 | 63.4K | -6% | -$4,504 |
| DT | 2024-02-16 | 2024-02-16 | MCRB | Shaff Eric D. | CEO, Pres, Dir | S - Sale+OE | $1.08 | -11.5K | 135.3K | -8% | -$12.5K |
| DT | 2024-02-16 | 2024-02-15 | MCRB | Shaff Eric D. | CEO, Pres, Dir | M - OptEx | — | +31.2K | 146.9K | +27% | — |
| DT | 2024-02-16 | 2024-02-15 | MCRB | von Moltke Lisa | See Remarks | M - OptEx | — | +11.9K | 21.4K | +125% | — |
| DT | 2024-02-16 | 2024-02-16 | MCRB | von Moltke Lisa | See Remarks | S - Sale+OE | $1.08 | -4,400 | 17.0K | -21% | -$4,752 |
| D | 2023-10-31 | 2023-10-27 | MCRB | Shaff Eric D. | CEO, Pres, Dir | M - OptEx | $0.00 | +27.8K | 124.2K | +29% | $0 |
| D | 2023-10-31 | 2023-10-30 | MCRB | Shaff Eric D. | CEO, Pres, Dir | S - Sale+OE | $1.35 | -8,552 | 115.6K | -7% | -$11.5K |
| D | 2023-10-31 | 2023-10-30 | MCRB | DesRosier Thomas | CLO, EVP | S - Sale+OE | $1.35 | -4,156 | 113.9K | -4% | -$5,611 |
| D | 2023-10-31 | 2023-10-27 | MCRB | DesRosier Thomas | CLO, EVP | M - OptEx | $0.00 | +13.5K | 118.0K | +13% | $0 |
| D | 2023-10-31 | 2023-10-27 | MCRB | Arkowitz David | CFO | M - OptEx | $0.00 | +13.2K | 179.8K | +8% | $0 |
| D | 2023-10-31 | 2023-10-30 | MCRB | Arkowitz David | CFO | S - Sale+OE | $1.35 | -4,066 | 175.8K | -2% | -$5,489 |
| D | 2023-10-31 | 2023-10-30 | MCRB | Ege David S. | See Remarks | S - Sale+OE | $1.35 | -4,066 | 67.0K | -6% | -$5,489 |
| D | 2023-10-31 | 2023-10-27 | MCRB | Ege David S. | See Remarks | M - OptEx | $0.00 | +11.4K | 71.1K | +19% | $0 |
| D | 2023-10-31 | 2023-10-27 | MCRB | Cloghessy Paula | See Remarks | M - OptEx | $0.00 | +9,418 | 48.6K | +24% | $0 |
| D | 2023-10-31 | 2023-10-30 | MCRB | Cloghessy Paula | See Remarks | S - Sale+OE | $1.35 | -2,904 | 45.7K | -6% | -$3,920 |
| D | 2023-10-31 | 2023-10-27 | MCRB | Henn Matthew R. | See Remarks | M - OptEx | $0.00 | +12.6K | 60.2K | +27% | $0 |
| D | 2023-10-31 | 2023-10-30 | MCRB | Henn Matthew R. | See Remarks | S - Sale+OE | $1.35 | -3,886 | 56.4K | -6% | -$5,246 |
| D | 2023-10-31 | 2023-10-30 | MCRB | von Moltke Lisa | See Remarks | S - Sale+OE | $1.35 | -4,232 | 9,513 | -31% | -$5,713 |
| D | 2023-10-31 | 2023-10-27 | MCRB | von Moltke Lisa | See Remarks | M - OptEx | $0.00 | +13.7K | 13.7K | New | $0 |
| D | 2023-10-31 | 2023-10-30 | MCRB | Young Teresa L. | See Remarks | S - Sale+OE | $1.35 | -2,907 | 8,454 | -26% | -$3,924 |
| D | 2023-10-31 | 2023-10-27 | MCRB | Young Teresa L. | See Remarks | M - OptEx | $0.00 | +11.4K | 11.4K | New | $0 |
| 2023-05-01 | 2023-04-28 | MCRB | Ege David S. | See Remarks | S - Sale | $5.19 | -7,038 | 59.7K | -11% | -$36.5K | |
| 2023-05-01 | 2023-04-27 | MCRB | Ege David S. | See Remarks | A - Grant | $0.00 | +20.0K | 66.7K | +43% | $0 | |
| 2023-05-01 | 2023-04-27 | MCRB | Arkowitz David | CFO | A - Grant | $0.00 | +42.5K | 166.6K | +34% | $0 | |
| 2022-10-31 | 2022-10-31 | MCRB | Ege David S. | See Remarks | S - Sale | $7.93 | -5,012 | 46.7K | -10% | -$39.7K | |
| 2022-10-31 | 2022-10-27 | MCRB | Ege David S. | See Remarks | A - Grant | $0.00 | +20.0K | 51.7K | +63% | $0 | |
| D | 2022-10-31 | 2022-06-15 | MCRB | Arkowitz David | CFO | M - OptEx | $0.00 | +5,000 | 70.5K | +8% | $0 |
| D | 2022-10-31 | 2022-10-27 | MCRB | Arkowitz David | CFO | A - Grant | $0.00 | +42.5K | 113.0K | +60% | $0 |
| MI | 2022-07-07 | 2022-07-05 | MCRB | AFEYAN NOUBAR | 10% | P - Purchase | $3.15 | +8.74M | 5.88M | New | +$27.53M |
| 2022-07-06 | 2022-07-05 | MCRB | Kender Richard N | Dir | A - Grant | $3.15 | +63.5K | 63.5K | New | +$200.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Zausner Meryl | Dir | A - Grant | $3.15 | +31.7K | 31.7K | New | +$100.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Shaff Eric D. | CEO, Pres, Dir | A - Grant | $3.15 | +63.5K | 96.3K | +193% | +$200.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Cloghessy Paula | See Remarks | A - Grant | $3.15 | +31.7K | 31.7K | New | +$100.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | DesRosier Thomas | CLO, EVP | A - Grant | $3.15 | +63.5K | 104.5K | +155% | +$200.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Ege David S. | See Remarks | A - Grant | $3.15 | +31.7K | 31.7K | New | +$100.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Henn Matthew R. | See Remarks | A - Grant | $3.15 | +47.6K | 47.6K | New | +$150.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Biondi Paul | Dir | A - Grant | $3.15 | +47.6K | 47.6K | New | +$150.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Arkowitz David | CFO | A - Grant | $3.15 | +63.5K | 65.5K | +3,175% | +$200.0K | |
| 2022-07-06 | 2022-07-05 | MCRB | Dere Willard H | Dir | A - Grant | $3.15 | +31.7K | 31.7K | New | +$100.0K |
Purchase Sale Sale after option exercise All abbreviations