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Lewis William

In the past year, 20 open-market sale filings worth $32.8M and no purchases.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
–
0 filings
Sold
$32.8M
20 filings
Net
−$32.8M
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Lewis William as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

INSM INSMED Inc

Chair and CEO67 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jul 24, 2026 (view filing)5:02 PM ETJul 231 dayLewis WilliamChair and CEOSSale−10.7K$106.06−$1.13M−4.0%259.1K after2 lots10b5-1
Jul 10, 2026 (view filing)4:02 PM ETJul 91 dayLewis WilliamChair and CEOSSale−10.7K$117.40−$1.26M−4.0%259.1K after3 lots10b5-1
Jun 26, 2026 (view filing)Jun 251 dayLewis WilliamChair and CEOSSale−21.4K$103.32−$2.21M−7.6%258.9K after5 lots10b5-1
Jun 10, 2026 (view filing)Jun 82 daysLewis WilliamChair and CEOSSale−6.51K$94.03−$612.6K−2.5%258.9K after10b5-1
Jun 5, 2026 (view filing)Jun 32 daysLewis WilliamChair and CEOSSale−7.61K$102.27−$777.8K−2.8%265.4K after
May 20, 2026 (view filing)May 182 daysLewis WilliamChair and CEOSSale−25.6K$106.33−$2.72M−8.6%273.0K after3 lots10b5-1
May 15, 2026 (view filing)May 132 daysLewis WilliamChair and CEOSSale−13.3K$116.18−$1.54M−4.4%287.9K after
May 6, 2026 (view filing)May 42 daysLewis WilliamChair and CEOSSale−10.7K$137.34−$1.47M−3.4%301.2K after6 lots10b5-1
Apr 17, 2026 (view filing)Apr 161 dayLewis WilliamChair and CEOSSale−10.7K$143.97−$1.54M−3.4%301.2K after4 lots10b5-1
Apr 8, 2026 (view filing)Apr 62 daysLewis WilliamChair and CEOSSale−10.7K$163.22−$1.75M−3.4%301.2K after3 lots10b5-1

See all 67 trades at INSM