Timothy Keutzer
Chief Operating Officer · Spero Therapeutics, Inc.
- 2025
- Feb 10, 2026
- 3
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Timothy Keutzer files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Esther Rajavelu - $407K in SPRO purchases and sales in the last 12 months
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Frequently asked questions
Who is Timothy Keutzer?
Timothy Keutzer is a corporate insider, tracked as Chief Operating Officer of Spero Therapeutics, Inc. (SPRO). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Timothy Keutzer last file a Form 4?
The most recent primary Form 4 on record is dated 10 February 2026, one of 3 filings going back to 2025.
Has Timothy Keutzer been buying or selling stock?
Recorded transactions: 0 open-market purchases and 5 open-market sales ($149K) across all tracked filings.
