TOP TIERMARKET NEWSWIRE
SEC Form 4 history

INSMED INC (INSM) insider trades

INSMED INC (INSM) insider trading activity (SEC Form 4). Over the trailing 90 days, INSM insiders filed 0 purchases totalling $0 and 19 sales totalling $19.9M — net SELLING of $19.9M. Most recent filing: Aug 7, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.

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Buys (90d)
0
$0
Sells (90d)
19
$19.9M
Net (90d)
-$19.9M
net selling
Most recent
Aug 7, 2026

Recent transactions

FiledInsiderRoleTypeSharesPriceValue
Aug 7, 2026Flammer Martina M.D.Chief Medical OfficerS SaleOE—$128.61$3.5Mfiling
Jul 24, 2026Lewis WilliamChair, CEOS SaleOE—$106.07$1.1Mfiling
Jul 10, 2026Lewis WilliamChair, CEOS SaleOE—$117.40$1.3Mfiling
Jul 8, 2026Flammer Martina M.D.Chief Medical OfficerS SaleOE—$109.98$1.4Mfiling
Jun 26, 2026Lewis WilliamChair, CEOS SaleOE—$103.32$2.2Mfiling
Jun 24, 2026Smith Michael AlexanderGCS Sale—$95.82$173Kfiling
Jun 10, 2026Lewis WilliamChair, CEOS Sale—$94.03$613Kfiling
Jun 5, 2026Flammer Martina M.D.Chief Medical OfficerS Sale—$102.90$455Kfiling
Jun 5, 2026Lewis WilliamChair, CEOS Sale—$102.27$778Kfiling
Jun 5, 2026Smith Michael AlexanderGCS Sale—$102.27$221Kfiling
Jun 5, 2026Bonstein SaraCFOS Sale—$102.27$246Kfiling
Jun 5, 2026Adsett RogerCOOS Sale—$102.27$242Kfiling
May 22, 2026Smith Michael AlexanderGCS Sale—$108.47$667Kfiling
May 15, 2026Lewis WilliamChair, CEOS Sale—$116.18$1.5Mfiling
May 15, 2026Smith Michael AlexanderGCS Sale—$116.18$477Kfiling
May 15, 2026Flammer Martina M.D.Chief Medical OfficerS Sale—$116.12$2.1Mfiling
May 15, 2026Adsett RogerCOOS Sale—$116.18$678Kfiling
May 15, 2026Bonstein SaraCFOS Sale—$116.18$961Kfiling
May 13, 2026Flammer Martina M.D.Chief Medical OfficerS SaleOE—$100.40$1.3Mfiling