William Lewis, Chair and CEO at INSMED Inc (INSM), sold 260,276 shares at $99.65 ($26.1M) on 2025-06-16, disclosed to the SEC on 2025-06-18.
Scheduled sale ($26.1M) by Chair and CEO under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $98.50 | 7,000 | $690K | 2.6% |
| 2 | $98.51 | 442 | $44K | 0.2% |
| 3 | $99.51 | 32,490 | $3.2M | 12.4% |
| 4 | $99.51 | 32,490 | $3.2M | 12.4% |
| 5 | $99.65 | 1,558 | $155K | 0.6% |
| 6 | $99.65 | 1,558 |
| $155K |
| 0.6% |
| 7 | $100.54 | 48,531 | $4.9M | 18.7% |
| 8 | $100.54 | 48,531 | $4.9M | 18.7% |
| 9 | $100.70 | 2,300 | $232K | 0.9% |
| 10 | $101.23 | 41,784 | $4.2M | 16.2% |
| 11 | $101.23 | 41,784 | $4.2M | 16.2% |
| 12 | $101.39 | 904 | $92K | 0.4% |
| 13 | $101.39 | 904 | $92K | 0.4% |
| Total | $100.44 avg | 260,276 | $26.1M | 100% |
| Filing → |
| INSM | SELL | 2026-06-26 | $2.2M | — | Filing → |
| INSM | SELL | 2026-06-10 | $613K | — | Filing → |
| INSM | SELL | 2026-06-05 | $778K | — | Filing → |