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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2024-05-29 Option Award |
2024-05-30 4:25 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
20,000 | $0 | 55,000 (Direct) |
View |
2023-10-05 Option Award |
2023-10-10 5:28 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
20,000 | $0 | 35,000 (Direct) |
View |
2023-06-14 Option Award |
2023-06-15 4:48 pm |
N/A 2033-06-13 |
SQZ Biotechnologies Co | SQZ | VINK PATRICK V.J.J. Director |
39,875 | $0 | 39,875 (Direct) |
View |
2023-01-03 Option Award |
2023-01-05 4:14 pm |
N/A 2033-01-03 |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
15,471 | $1.29 | 15,471 (Direct) |
View |
2022-09-15 Option Award |
2022-09-19 5:39 pm |
N/A N/A |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
15,000 | $0 | 15,000 (Direct) |
View |
2022-06-15 Option Award |
2022-06-16 5:00 pm |
N/A 2032-06-14 |
SQZ Biotechnologies Co | SQZ | VINK PATRICK V.J.J. Director |
20,000 | $0 | 20,000 (Direct) |
View |
2022-01-05 Option Award |
2022-01-07 5:07 pm |
N/A 2032-01-05 |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
2,214 | $9.03 | 2,214 (Direct) |
View |
2021-08-17 Option Award |
2021-08-18 4:52 pm |
N/A 2031-08-17 |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
7,500 | $0 | 7,500 (Direct) |
View |
2021-07-01 Option Award |
2021-07-01 5:20 pm |
N/A 2031-06-30 |
SQZ Biotechnologies Co | SQZ | VINK PATRICK V.J.J. Director |
21,000 | $0 | 21,000 (Direct) |
View |
2021-01-04 Option Award |
2021-01-06 4:30 pm |
N/A 2031-01-04 |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
1,314 | $13.31 | 1,314 (Direct) |
View |
2020-10-27 Option Award |
2020-10-27 5:31 pm |
N/A 2030-10-27 |
Spero Therapeutics Inc. | SPRO | VINK PATRICK V.J.J. Director |
7,500 | $0 | 7,500 (Direct) |
View |