• Insmed Chair and CEO William Lewis sold 10,700 shares on July 23 under a 10b5-1 plan at about USD 106.07.
• He exercised stock options for 10,700 shares at USD 30.46 and USD 17.16.
• Direct holdings ended at 259,058 shares.
• He also reported 233,924 shares held indirectly through a trust.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Insmed Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001402051-26-000042), on July 24, 2026, and is solely responsible for the information contained therein.