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    SEC Form DEFA14A filed by Insmed Incorporated

    4/1/26 4:02:49 PM ET
    $INSM
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $INSM alert in real time by email
    DEFA14A 1 noticeofannualmeeting-2026.htm DEFA14A Document


    UNITED STATES
    SECURITIES AND EXCHANGE COMMISSION
    WASHINGTON, D.C. 20549
    Schedule 14A
    PROXY STATEMENT PURSUANT TO SECTION 14(A) OF
    THE SECURITIES EXCHANGE ACT OF 1934
    (AMENDMENT NO.   )
    Filed by the Registrant x
    Filed by a Party other than the Registrant o
    Check the appropriate box:
    o
    Preliminary Proxy Statement
    o
    Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
    o
    Definitive Proxy Statement
    x
    Definitive Additional Materials
    o
    Soliciting Material under §240.14a-12

    INSMED INCORPORATED
    (Name of Registrant as Specified In Its Charter)
    (Name of Person(s) Filing Proxy Statement, if other than the Registrant)
    Payment of Filing Fee (Check all boxes that apply):
    x
    No fee required.
    o
    Fee paid previously with preliminary materials.
    o
    Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.






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