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    Littelfuse Inc. filed SEC Form 8-K: Regulation FD Disclosure, Financial Statements and Exhibits

    5/14/26 7:56:42 AM ET
    $LFUS
    Electrical Products
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    Get the next $LFUS alert in real time by email
    falseLITTELFUSE INC /DE0000889331NASDAQ00008893312026-05-142026-05-14

    UNITED STATES
    SECURITIES AND EXCHANGE COMMISSION
    Washington, DC 20549


    FORM 8-K


    CURRENT REPORT
    PURSUANT TO SECTION 13 OR 15(D) OF
    THE SECURITIES EXCHANGE ACT OF 1934

    Date of report (Date of earliest event reported): May 14, 2026



    LITTELFUSE, INC.
    (Exact Name of Registrant as Specified in Charter)



    Delaware
    0-20388
    36-3795742
    (State or Other Jurisdiction of Incorporation)
    (Commission File Number)
    (I.R.S. Employer Identification No.)

    6133 N. River Rd.
    Suite 500
    Rosemont, IL 60018
    (Address of Principal Executive Offices, and Zip Code)

    (773) 628-1000
    Registrant’s Telephone Number, Including Area Code


    N/A
    (Former name, former address and former fiscal year, if changed since last report)

    Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

    ☐
    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
    ☐
    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
    ☐
    Pre-commencement communication pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
    ☐
    Pre-commencement communication pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

    Securities registered pursuant to Section 12(b) of the Act:
    Title of each class
    Trading Symbol(s)
    Name of each exchange on which registered
    Common Stock, par value $0.01 per share
    LFUS
    NASDAQ Global Select Market

    Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR 240.12b-2 of this chapter).
    Emerging growth company ☐

    If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐



    Item 7.01.
    Regulation FD Disclosure.

    A copy of the presentation slides to be used by Littelfuse, Inc., a Delaware corporation (the “Company”) at its Investor Day presentation on May 14, 2026, is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

    The information in Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, except as shall be expressly set forth by specific reference in such filing.

    Item 9.01
    Financial Statements and Exhibits.

    (d) Exhibits

    Exhibit Number
     
    Description
         
    99.1
     
    Investor Presentation, dated May 14, 2026.
    104
     
    Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.

    * Exhibits and schedules omitted pursuant to Item 601(b)(2) of Regulation S-K. Littelfuse agrees to furnish a supplemental copy of an omitted exhibit or schedule to the SEC upon request.


    SIGNATURE

    Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

    Date: May 14, 2026
    LITTELFUSE, INC.
         
     
    By:
    /s/ Anne-Marie D’Angelo
     
    Name:
    Anne-Marie D’Angelo
     
    Title:
    Senior Vice President, Chief Legal Officer and Corporate Secretary



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