Insiders / Rajavelu Esther
Rajavelu Esther
CIK 1903716personinsider
Companies
1
First seen
Feb 4, 2026
Last activity
Feb 9, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Spero Therapeutics, Inc. · SPRO | 1,012,091 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Spero Therapeutics, Inc. | Common Stock | 1,012,091 |
| Spero Therapeutics, Inc. | Stock Option (Right to Buy)Derivative | 498,000 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 6, 2026 | Sell | SPRO Spero Therapeutics, Inc. Common Stock | $119.9K | -51K -4.78% | 1,012,091 1.74% of shares | medium |
| Feb 6, 2026 | Sell | SPRO Spero Therapeutics, Inc. Common Stock | $87.6K | -37K -3.37% | 1,062,907 1.83% of shares | low |
| Feb 2, 2026 | Sell | SPRO Spero Therapeutics, Inc. Common Stock | $40.6K | -18K -1.65% | 1,100,008 1.89% of shares | low |
| Feb 2, 2026 | Grant | SPRO Spero Therapeutics, Inc. Common Stock | $0 | +249K +28.64% | 1,118,450 1.92% of shares | low |
| Feb 2, 2026 | Grant | SPRO Spero Therapeutics, Inc. Stock Option (Right to Buy) | — | +498K | 498,000 0.86% of shares | low |