AlphaYouMF
Insider selling
Martina Flammer MD sold $455K of INSMED Inc (INSM) stock
Martina Flammer MD, Chief Medical Officer of INSMED Inc (INSM), sold 4,424 shares of INSM stock worth $455K, per an SEC Form 4 filed Jun 5, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Jun 3, 2026, 2 days before it was made public.
INSM has moved +16.5% since the trade date, from $103.86 to $121.00 (Sep 21, 2026 close).
- Traded
- Jun 3, 2026
- Disclosed
- Jun 5, 2026
- Filing delay
- 2 days
- Price since
- +16.5%
- Role
- Chief Medical Officer
- Source
- SEC Form 4
More INSM insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.