Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2025-02-18 Sale |
2025-02-19 8:10 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
3,953 | $0.8104 | $3,204 | 130,380 (Direct) |
View |
2024-11-18 Sale |
2024-11-19 4:15 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
927 | $0.5407 | $501 | 103,083 (Direct) |
View |
2024-10-28 Sale |
2024-10-29 6:27 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
3,984 | $0.6901 | $2,749 | 75,885 (Direct) |
View |
2024-08-16 Sale |
2024-08-19 5:42 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
923 | $0.84 | $775 | 95,372 (Direct) |
View |
2024-05-15 Sale |
2024-05-17 8:17 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
891 | $0.94 | $838 | 96,295 (Direct) |
View |
2024-02-16 Sale |
2024-02-16 9:31 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
4,170 | $1.08 | $4,504 | 603,841 (Direct) |
View |
2023-10-30 Sale |
2023-10-31 9:36 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
3,886 | $1.35 | $5,246 | 94,223 (Direct) |
View |
2020-12-01 Sale |
2020-12-03 4:05 pm |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
91,812 | $27.04 | $2,482,309 | 49,688 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-15 Exercise |
2025-02-19 8:10 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
10,626 | $0 | 130,380 (Direct) |
View |
2025-02-07 Option Award |
2025-02-11 4:15 pm |
N/A 2035-02-06 |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
650,000 | $0 | 650,000 (Direct) |
View |
2024-11-15 Exercise |
2024-11-19 4:15 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
2,812 | $0 | 103,083 (Direct) |
View |
2024-10-27 Exercise |
2024-10-29 6:27 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
12,622 | $0 | 75,885 (Direct) |
View |
2024-08-15 Exercise |
2024-08-19 5:42 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
2,813 | $0 | 95,372 (Direct) |
View |
2024-05-15 Exercise |
2024-05-17 8:17 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
2,812 | $0 | 96,295 (Direct) |
View |
2024-02-14 Option Award |
2024-02-16 9:31 pm |
N/A 2034-02-13 |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
506,655 | $0 | 603,841 (Direct) |
View |
2024-02-15 Exercise |
2024-02-16 9:31 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
11,250 | $0 | 603,841 (Direct) |
View |
2023-04-27 Option Award |
2023-10-31 9:36 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
25,245 | $0 | 94,223 (Direct) |
View |
2023-10-27 Exercise |
2023-10-31 9:36 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
12,623 | $0 | 94,223 (Direct) |
View |
2023-04-27 Option Award |
2023-05-01 4:41 pm |
2023-04-27 2027-06-18 |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
35,000 | $0 | 70,000 (Direct) |
View |
2023-02-03 Option Award |
2023-02-07 5:46 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
135,000 | $0 | 135,000 (Direct) |
View |
2022-09-08 Option Award |
2022-09-09 4:46 pm |
2022-09-08 2027-07-18 |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
35,000 | $0 | 35,000 (Direct) |
View |
2022-07-05 Option Award |
2022-07-06 7:27 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
47,619 | $3.15 | 47,619 (Direct) |
View |
2022-02-04 Option Award |
2022-02-08 9:30 pm |
N/A 2032-02-03 |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
175,000 | $0 | 175,000 (Direct) |
View |
2021-02-04 Option Award |
2021-02-08 6:47 pm |
N/A 2031-02-03 |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
130,000 | $0 | 130,000 (Direct) |
View |
2020-12-01 Exercise |
2020-12-03 4:05 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
27,562 | $6.01 | 49,688 (Direct) |
View |
2020-12-01 Exercise |
2020-12-03 4:05 pm |
2016-09-19 2024-08-06 |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
79,812 | $0 | 49,688 (Direct) |
View |
2020-12-01 Exercise |
2020-12-03 4:05 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
26,250 | $9.89 | 49,688 (Direct) |
View |
2020-12-01 Exercise |
2020-12-03 4:05 pm |
N/A N/A |
Seres Therapeutics Inc. | MCRB | Henn Matthew R. See Remarks |
26,000 | $0.71 | 49,688 (Direct) |
View |