Aquilo Capital Management, LLC, 10% Owner at Spero Therapeutics, Inc. (SPRO), bought 96,976 shares at $12.41 ($1.2M) on 2022-01-18, disclosed to the SEC on 2022-01-20.
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). Context: insider career grade D.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $12.41 | 48,488 | $602K | 50.0% |
| 2 | $12.41 | 48,488 | $602K | 50.0% |
| Total | $12.41 avg | 96,976 | $1.2M | 100% |
| Filing → |
| SPRO | BUY | 2022-02-23 | $274K | — | Filing → |
| SPRO | BUY | 2022-02-01 | $1.4M | — | Filing → |
| SPRO | BUY | 2022-01-12 | $229K | — | Filing → |