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 |
| 2024-02-02 Sale | 2024-02-05 8:48 pm | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 30,906 | $1.37 | $42,341 | 531,615 (Direct) | View |
| 2023-08-28 Sale | 2023-08-30 4:22 pm | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 1,854 | $1.26 | $2,336 | 322,790 (Direct) | View |
| 2023-02-02 Sale | 2023-02-03 7:43 pm | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 3,394 | $1.86 | $6,313 | 324,644 (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 |
| 2024-02-01 Option Award | 2024-02-05 8:48 pm | N/A N/A | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 239,731 | $0 | 531,615 (Direct) | View |
| 2023-02-01 Option Award | 2023-02-03 7:43 pm | N/A N/A | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 265,957 | $0 | 324,644 (Direct) | View |
| 2022-02-01 Option Award | 2022-02-03 4:17 pm | N/A 2032-02-01 | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 91,204 | $0 | 115,271 (Direct) | View |
| 2021-08-26 Option Award | 2021-08-30 4:15 pm | N/A N/A | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 24,067 | $0 | 24,067 (Direct) | View |
| 2020-12-02 Option Award | 2020-12-02 6:05 pm | N/A 2030-12-02 | Spero Therapeutics Inc. | SPRO | JOSEPH TAMARA L Chief Legal Officer | 75,000 | $0 | 75,000 (Direct) | View |
| 2020-05-25 Option Award | 2020-05-27 9:39 pm | N/A 2030-05-24 | Millendo Therapeutics Inc. | MLND | JOSEPH TAMARA L General Counsel and Secretary | 80,000 | $0 | 80,000 (Direct) | View |
| 2020-01-31 Option Award | 2020-02-04 4:31 pm | N/A 2030-01-30 | Millendo Therapeutics Inc. | MLND | JOSEPH TAMARA L General Counsel and Secretary | 56,250 | $0 | 56,250 (Direct) | View |