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 |
2023-01-19 Sale |
2023-01-20 4:13 pm |
Caribou Biosciences Inc. | CRBU | Rizvi Syed Ali-aamir Chief Medical Officer |
5,627 | $6.31 | $35,506 | 59,373 (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 |
2025-01-08 Equity Swap |
2025-01-08 2:10 pm |
N/A N/A |
Poseida Therapeutics Inc. | PSTX | Rizvi Syed Ali-aamir Chief Medical Officer |
185,000 | $0 | 0 (Direct) |
View |
2024-04-01 Option Award |
2024-04-03 4:03 pm |
N/A 2034-03-31 |
Poseida Therapeutics Inc. | PSTX | Rizvi Syed Ali-aamir Chief Medical Officer |
435,000 | $0 | 435,000 (Direct) |
View |
2023-02-21 Option Award |
2023-02-23 5:09 pm |
N/A 2033-02-20 |
Caribou Biosciences Inc. | CRBU | Rizvi Syed Ali-aamir Chief Medical Officer |
131,000 | $0 | 131,000 (Direct) |
View |
2022-01-25 Option Award |
2022-01-25 7:56 pm |
N/A 2032-01-24 |
Caribou Biosciences Inc. | CRBU | Rizvi Syed Ali-aamir Chief Medical Officer |
221,250 | $0 | 226,250 (Direct) |
View |
Ownership |
2022-01-24 4:30 pm |
N/A N/A |
Caribou Biosciences Inc. | CRBU | Rizvi Syed Ali-aamir Chief Medical Officer |
0 | $0 | 5,000 (Direct) |
View |