Open Insider Trading Activity for Insmed Inc Chair and CEO Lewis William
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10b5-1: Scheduled Form 4 Transaction INSM | 2026-06-26 | 2026-06-25 | Insmed Inc | Lewis William | Chair and CEO | Sell | 5 | 21,398 | $103.32 | $2,210,762.94 | 1.60% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction INSM | 2026-06-10 | 2026-06-08 | Insmed Inc | Lewis William | Chair and CEO | Sell | 1 | 6,515 | $94.03 | $612,605.45 | 2.45% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting INSM | 2026-05-15 | 2026-05-13 | Insmed Inc | Lewis William | Chair and CEO | Sell | 1 | 13,283 | $116.18 | $1,543,218.94 | 4.41% | View Filing |