Timothy Keutzer's most recent trade in Spero Therapeutics Inc was a trade of 18,652 Common Stock done at an average price of $2.4 . Disclosure was reported to the exchange on Feb. 6, 2026.
| Stock | Client Name | Client Category | Action | Reported to Exchange | Quantity | Post Transaction Holding | Traded % | Avg. Price | Value | Security Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 2.36 per share. | 06 Feb 2026 | 18,652 | 742,506 (3%) | 0% | 2.4 | 44,019 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 02 Feb 2026 | 137,000 | 137,000 | - | - | Stock Option (Right to Buy) | |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 02 Feb 2026 | 68,000 | 807,744 (4%) | 0% | 0 | Common Stock | |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 2.14 per share. | 02 Feb 2026 | 24,224 | 764,629 (3%) | 0% | 2.1 | 51,839 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 2.20 per share. | 02 Feb 2026 | 18,891 | 788,853 (4%) | 0% | 2.2 | 41,560 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 2.24 per share. | 02 Feb 2026 | 3,471 | 761,158 (3%) | 0% | 2.2 | 7,775 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 1.97 per share. | 28 Aug 2025 | 1,695 | 739,744 (3%) | 0% | 2.0 | 3,339 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Feb 2025 | 266,139 | 797,976 (4%) | 1% | 0 | Common Stock | |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 0.78 per share. | 03 Feb 2025 | 27,643 | 766,359 (3%) | 0% | 0.8 | 21,562 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 0.78 per share. | 03 Feb 2025 | 24,920 | 741,439 (3%) | 0% | 0.8 | 19,438 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 0.78 per share. | 03 Feb 2025 | 3,974 | 794,002 (4%) | 0% | 0.8 | 3,100 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 1.35 per share. | 27 Aug 2024 | 2,213 | 531,837 (2%) | 0% | 1.4 | 2,988 | Common Stock |
| Spero Therapeutics Inc | Keutzer Timothy | Chief Operating Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 01 Feb 2024 | 239,731 | 565,021 (2%) | 1% | 0 | Common Stock | |
| Spero Therapeutics Inc | Keutzer Timothy | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 1.36 per share. | 01 Feb 2024 | 30,971 | 534,050 (2%) | 0% | 1.4 | 42,121 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Development Officer | Sale of securities on an exchange or to another person at price $ 1.26 per share. | 28 Aug 2023 | 1,854 | 325,290 (1%) | 0% | 1.3 | 2,336 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 01 Feb 2023 | 265,957 | 330,538 (1%) | 1% | 0 | Common Stock | |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Operating Officer | Sale of securities on an exchange or to another person at price $ 1.86 per share. | 01 Feb 2023 | 3,394 | 327,144 (1%) | 0% | 1.9 | 6,313 | Common Stock |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Development Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 01 Feb 2022 | 53,190 | 53,190 | - | - | Stock Option (Right to Buy) | |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Development Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 01 Feb 2022 | 38,014 | 64,581 (0%) | 0% | 0 | Common Stock | |
| Spero Therapeutics Inc | Timothy Keutzer | Chief Development Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 26 Aug 2021 | 24,067 | 26,567 (0%) | 0% | 0 | Common Stock |