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INSMED Inc

For the period ended Mar 31, 2026. Filed May 7, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed May 7, 2026

INSM$116.10+1.5%Stored close · as of Nov 9, 2026

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ITEM 6. Exhibits

Exhibit Index

3.1Articles of Incorporation of Insmed Incorporated, as amended through June 14, 2012 (incorporated by reference from Exhibit 3.1 to Insmed Incorporated’s Annual Report on Form 10-K filed on March 18, 2013).
3.2Amended and Restated Bylaws of Insmed Incorporated (effective as of May 11, 2023) (incorporated by reference from Exhibit 3.1 to Insmed Incorporated’s Current Report on Form 8-K filed on May 11, 2023).
31.1Certification of William H. Lewis, Chair and Chief Executive Officer (Principal Executive Officer) of Insmed Incorporated, pursuant to Rules 13a-14(a) and 15d-14(a) promulgated under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes Oxley Act of 2002 (filed herewith).
31.2Certification of Sara Bonstein, Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer) of Insmed Incorporated, pursuant to Rules 13a-14(a) and 15d-14(a) promulgated under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes Oxley Act of 2002 (filed herewith).
32.1Certification of William H. Lewis, Chair and Chief Executive Officer (Principal Executive Officer) of Insmed Incorporated, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes Oxley Act of 2002 (furnished herewith).
32.2Certification of Sara Bonstein, Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer) of Insmed Incorporated, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes Oxley Act of 2002 (furnished herewith).
101The following materials from Insmed Incorporated’s quarterly report on Form 10-Q for the quarter ended March 31, 2026 formatted in iXBRL (Inline eXtensible Business Reporting Language): (i) Consolidated Balance Sheets as of March 31, 2026 and December 31, 2025, (ii) Consolidated Statements of Comprehensive Loss for the three months ended March 31, 2026 and 2025, (iii) Consolidated Statements of Shareholders' Equity for the three months ended March 31, 2026 and 2025, (iv) Consolidated Statements of Cash Flows for the three months ended March 31, 2026 and 2025, (v) Notes to the Unaudited Consolidated Financial Statements, and (vi) Cover Page.
104The cover page from the Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, formatted in iXBRL and contained in Exhibit 101.
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