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 |
| 2024-08-27 Sale | 2024-08-29 6:42 pm | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Operating Officer | 2,213 | $1.35 | $2,988 | 531,837 (Direct) | View |
| 2024-02-02 Sale | 2024-02-05 8:53 pm | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Operating Officer | 30,971 | $1.36 | $42,121 | 534,050 (Direct) | View |
| 2023-08-28 Sale | 2023-08-30 4:23 pm | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer | 1,854 | $1.26 | $2,336 | 325,290 (Direct) | View |
| 2023-02-02 Sale | 2023-02-03 7:43 pm | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Operating Officer | 3,394 | $1.86 | $6,313 | 327,144 (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 8:53 pm | N/A N/A | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Operating Officer | 239,731 | $0 | 534,050 (Direct) | View |
| 2023-02-01 Option Award | 2023-02-03 7:43 pm | N/A N/A | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Operating Officer | 265,957 | $0 | 327,144 (Direct) | View |
| 2022-02-01 Option Award | 2022-02-03 4:18 pm | N/A 2032-02-01 | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer | 91,204 | $0 | 117,771 (Direct) | View |
| 2021-08-26 Option Award | 2021-08-30 4:15 pm | N/A N/A | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer | 24,067 | $0 | 26,567 (Direct) | View |
| 2021-02-01 Option Award | 2021-02-03 7:52 pm | N/A 2031-02-01 | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer | 57,432 | $0 | 57,432 (Direct) | View |
| 2020-02-03 Option Award | 2020-02-03 5:28 pm | N/A 2030-02-03 | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer | 55,000 | $0 | 55,000 (Direct) | View |
Ownership | 2020-01-13 4:19 pm | N/A N/A | Spero Therapeutics Inc. | SPRO | Keutzer Timothy Chief Development Officer | 0 | $0 | 108,459 (Direct) | View |