4
Changes in Ownership
Spero Therapeutics, Inc. Filed Acc 0000950170-25-112659
Chief Operating Officer sold 1,695 shares at $1.97 ($3,339)
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 | 2025-08-28 | Sale | −1,695 | $1.97 | $3,339 | 739,744 | D |
| Open-market sales · 1,695 sh · avg $1.97 · $3,339 | |||||||
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