Spero Therapeutics, Inc. (SPRO)
25 filings available.
0
Insider buys, 12 months
$0 by 0 insiders
9
Insider sales, 12 months
$552K by 2 insiders
Most active SPRO insiders: Rajavelu Esther and Keutzer Timothy.
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Full Timeline
Every tracked SEC filing, congressional trade, 13F/N-PORT holding change, lobbying disclosure, government contract award, SEC enforcement action, and pay-vs-performance filing for SPRO, merged into one feed.
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- 8-K Filing: Spero Therapeutics, Inc.8-KOct 27, 2026
- 8-K Filing: Spero Therapeutics, Inc.8-KAug 28, 2026