| Feb 6, 2026 | Sell | Common Stock | SPRO Spero Therapeutics, Inc. | -18,652 | $2.36 | $44.0K | 742,506 | low |
| Feb 4, 2026 | Sell | Common Stock | SPRO Spero Therapeutics, Inc. | -3,471 | $2.24 | $7.8K | 761,158 | low |
| Feb 3, 2026 | Sell | Common Stock | SPRO Spero Therapeutics, Inc. | -24,224 | $2.14 | $51.8K | 764,629 | low |
| Feb 2, 2026 | Sell | Common Stock | SPRO Spero Therapeutics, Inc. | -18,891 | $2.20 | $41.6K | 788,853 | low |
| Feb 2, 2026 | Other Grant / award | Common Stock | SPRO Spero Therapeutics, Inc. | +68,000 | $0.00 | $0 | 807,744 | low |