Aquilo Capital Management, LLC, 10% Owner at Spero Therapeutics, Inc. (SPRO), sold 6,000 shares at $21.74 ($130K) on 2021-02-08, disclosed to the SEC on 2021-02-10.
Open-market sale of $130k SPRO by 10% Owner. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $21.74 | 3,000 | $65K | 50.0% |
| 2 | $21.74 | 3,000 | $65K | 50.0% |
| Total | $21.74 avg | 6,000 | $130K | 100% |
| Filing → |
| SPRO | BUY | 2022-02-23 | $274K | — | Filing → |
| SPRO | BUY | 2022-02-01 | $1.4M | — | Filing → |
| SPRO | BUY | 2022-01-20 | $1.2M | — | Filing → |