4
Changes in Ownership
Spero Therapeutics, Inc. Filed Acc 0000950170-25-014866
Chief Operating Officer sold 56,537 shares at $0.78 ($44,099)
- Chief Operating Officer acquired 266,139 shares (grant or award)
From the SEC's structured data for this filing
Trades in this filing
| Insider | Date | Transaction | Shares | Price | Value | Owned after | D/I |
|---|---|---|---|---|---|---|---|
| Keutzer Timothy Chief Operating Officer | 2025-02-03 | Grant or award | +266,139 | 797,976 | D | ||
| Keutzer Timothy Chief Operating Officer | 2025-02-05 | Sale | −3,974 | $0.78 | $3,100 | 794,002 | D |
| Keutzer Timothy Chief Operating Officer | 2025-02-05 | Sale | −27,643 | $0.78 | $21,562 | 766,359 | D |
| Keutzer Timothy Chief Operating Officer | 2025-02-05 | Sale | −24,920 | $0.78 | $19,438 | 741,439 | D |
| Open-market sales · 56,537 sh · avg $0.78 · $44,099 | |||||||
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