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 |
2025-04-02 Sale |
2025-04-03 4:30 pm |
SYNLOGIC INC. | SYBX | Dooley Mary Beth See Remarks below |
144 | $1.2 | $173 | 12,901 (Direct) |
View |
2025-02-03 Sale |
2025-02-04 5:53 pm |
SYNLOGIC INC. | SYBX | Dooley Mary Beth See Remarks below |
2,107 | $1.33 | $2,802 | 13,045 (Direct) |
View |
2024-10-29 Sale |
2024-10-30 7:21 pm |
SYNLOGIC INC. | SYBX | Dooley Mary Beth Head of Finance |
79 | $1.4 | $111 | 15,152 (Direct) |
View |
2024-04-02 Sale |
2024-04-04 4:00 pm |
SYNLOGIC INC. | SYBX | Dooley Mary Beth Head of Finance |
188 | $1.73 | $325 | 15,231 (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 |
Ownership |
2024-03-21 5:10 pm |
N/A N/A |
SYNLOGIC INC. | SYBX | Dooley Mary Beth Head of Finance |
0 | $0 | 30,409 (Direct) |
View |