Insiders / Newton Charles W.
Newton Charles W.
CIK 1866219personinsider
Companies
2
First seen
Mar 11, 2026
Last activity
Jun 23, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Keros Therapeutics, Inc. · KROS | 13,215 | — |
| Novavax Inc · NVAX | 9,520 | — |
All securities held
5 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Keros Therapeutics, Inc. | Common Stock | 13,215 |
| Keros Therapeutics, Inc. | Stock Option (Right to Buy)Derivative | 14,788 |
| Novavax Inc | Common Stock | 9,520 |
| Novavax Inc | Stock Option (Right to Buy)Derivative | 21,270 |
| Novavax Inc | Restricted Stock UnitsDerivative | 14,180 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Apr 25, 2026 | Exercise | NVAX Novavax Inc Common Stock | $0 | +10K | 9,520 <0.01% of shares | low |
| Mar 9, 2026 | Grant | KROS Keros Therapeutics, Inc. Common Stock | $0 | +13K | 13,215 0.07% of shares | low |
| Jun 18, 2026 | Grant | NVAX Novavax Inc Restricted Stock Units | — | +14K | 14,180 <0.01% of shares | low |
| Jun 18, 2026 | Grant | NVAX Novavax Inc Stock Option (Right to Buy) | — | +21K | 21,270 0.01% of shares | low |
| Apr 25, 2026 | Exercise | NVAX Novavax Inc Restricted Stock Units | — | -10K -33.33% | 19,040 0.01% of shares | low |
| Mar 9, 2026 | Grant | KROS Keros Therapeutics, Inc. Stock Option (Right to Buy) | — | +15K | 14,788 0.07% of shares | low |