Insiders / Lewis William
Lewis William
CIK 1402051personinsider
Companies
2
First seen
Jan 6, 2026
Last activity
Jun 26, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Insmed Inc · INSM | 258,917 | — |
| Newamsterdam Pharma Company NV · NAMS | — | — |
All securities held
4 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Insmed Inc | Common Stock | 258,917 |
| Insmed Inc | Stock Option (right to buy)Derivative | 8,880 |
| Newamsterdam Pharma Company NV | Ordinary Shares | 10,360 |
| Newamsterdam Pharma Company NV | Option (right to buy)Derivative | 15,300 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| May 13, 2026 | Sell | INSM Insmed Inc Common Stock | $1.54M | -13K -4.41% | 287,902 0.13% of shares | medium |
| Apr 6, 2026 | Sell | INSM Insmed Inc Common Stock | $1.38M | -8K -2.73% | 302,619 0.14% of shares | medium |
| May 18, 2026 | Sell | INSM Insmed Inc Common Stock | $1.26M | -12K -4.04% | 281,012 0.13% of shares | medium |
| Jun 25, 2026 | Sell | INSM Insmed Inc Common Stock | $1.24M | -12K -4.31% | 268,224 0.12% of shares | medium |
| Jan 12, 2026 | Sell | INSM Insmed Inc Common Stock | $1.21M | -7K -2.23% | 314,956 0.14% of shares | medium |
| Jan 12, 2026 | Sell | INSM Insmed Inc Common Stock | $1.19M | -7K -2.22% | 307,960 0.14% of shares | medium |
| Feb 9, 2026 | Sell | INSM Insmed Inc Common Stock | $1.07M | -7K -2.33% | 302,472 0.14% of shares | medium |
| Jan 20, 2026 | Sell | INSM Insmed Inc Common Stock | $948.7K | -6K -1.89% | 309,374 0.14% of shares | medium |
| May 18, 2026 | Sell | INSM Insmed Inc Common Stock | $853.1K | -8K -2.84% | 273,037 0.13% of shares | medium |
| Jun 3, 2026 | Sell | INSM Insmed Inc Common Stock | $777.8K | -8K -2.79% | 265,432 0.12% of shares | medium |