INSMED Inc: CFO to separate, effective Oct 30, 2026

What happened

• The filing says that on Oct 5, 2026 INSMED Inc announced that Sara Bonstein, the company’s chief financial officer, will separate from the company, effective Oct 30, 2026.
• The filing says the company has a search underway to identify a successor and that the separation is not related to any disagreement between Ms. Bonstein and the company on any matter relating to the company’s accounting practices, financial statements, internal controls or operations.
• The filing says the company issued a press release on Oct 5, 2026 announcing the separation and providing guidance information for the third quarter of 2026.

Key details

• Date of filing and press release: Oct 5, 2026.
• Separation effective date: Oct 30, 2026.
• Employment agreement reference: Ms. Bonstein will receive the benefits set forth in Section 6.e of the Amended and Restated Employment Agreement dated Apr 1, 2022.
• The press release providing third quarter 2026 guidance was attached to the filing.

Why it may matter

• Item reported: Item 5.02 (departure of directors or certain officers) and Item 7.01 (Regulation FD disclosure). Item 5.02 covers officer departure and related employment-agreement benefits; Item 7.01 covers public disclosure via press release, including guidance information.
• A filing does not show why the insider traded or why the company acted.