Trade Summary

3 days ago, Flammer Martina M.D., serving as Chief Medical Officer at Insmed Inc (INSM), sold 18,333 shares at $116.12 per share, for a total transaction value of $2,128,892.00. Following this transaction, Flammer Martina M.D. now holds 64,910 shares of INSM.

This sale represents a 22.00% decrease in Flammer Martina M.D.'s stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, May 13, 2026 and publicly disclosed via SEC Form 4 filing on Friday, May 15, 2026 at 4:07 PM ET, 2 days after the trade was made.

Insmed Inc operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.