Aquilo Capital, L.P., 10% Owner at Spero Therapeutics, Inc. (SPRO), bought 73,878 shares at $16.88 ($1.2M) on 2021-08-27, disclosed to the SEC on 2021-08-27.
Open-market purchase of $1.2M SPRO by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $16.55 | 22,982 | $380K | 30.9% |
| 2 | $16.55 | 22,982 | $380K | 30.9% |
| 3 | $16.88 | 13,957 | $236K | 19.1% |
| 4 | $16.88 | 13,957 | $236K | 19.1% |
| Total | $16.67 avg | 73,878 | $1.2M | 100% |
| Filing → |
| SPRO | BUY | 2022-03-02 | $855K | — | Filing → |
| SPRO | BUY | 2022-01-26 | $17K | — | Filing → |
| SPRO | BUY | 2021-11-02 | $2.6M | — | Filing → |