Insiders / Keutzer Timothy
Keutzer Timothy
CIK 1798155personinsider
Companies
1
First seen
Feb 5, 2026
Last activity
Feb 9, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Spero Therapeutics, Inc. · SPRO | 742,506 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Spero Therapeutics, Inc. | Common Stock | 742,506 |
| Spero Therapeutics, Inc. | Stock Option (Right to Buy)Derivative | 137,000 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 3, 2026 | Sell | SPRO Spero Therapeutics, Inc. Common Stock | $51.8K | -24K -3.07% | 764,629 1.31% of shares | low |
| Feb 6, 2026 | Sell | SPRO Spero Therapeutics, Inc. Common Stock | $44.0K | -19K -2.45% | 742,506 1.28% of shares | low |
| Feb 2, 2026 | Sell | SPRO Spero Therapeutics, Inc. Common Stock | $41.6K | -19K -2.34% | 788,853 1.35% of shares | low |
| Feb 4, 2026 | Sell | SPRO Spero Therapeutics, Inc. Common Stock | $7.8K | -3K -0.45% | 761,158 1.31% of shares | low |
| Feb 2, 2026 | Grant | SPRO Spero Therapeutics, Inc. Common Stock | $0 | +68K +9.19% | 807,744 1.39% of shares | low |
| Feb 2, 2026 | Grant | SPRO Spero Therapeutics, Inc. Stock Option (Right to Buy) | — | +137K | 137,000 0.24% of shares | low |