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

    9/29/25 4:29:55 PM ET
    $ANAB
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $ANAB alert in real time by email
    anab-20250929
    0001370053false00013700532025-09-292025-09-29

    UNITED STATES
    SECURITIES AND EXCHANGE COMMISSION
    WASHINGTON, D.C. 20549

    FORM 8-K

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

    Date of Report: September 29, 2025
    (Date of earliest event reported)

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

    Delaware001-3798520-3828755
    (State or Other Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)
                
    10770 Wateridge Circle, Suite 210,
    San Diego, CA 92121
    (Address of Principal Executive Offices, and Zip Code)

    (858) 362-6295
    (Registrant’s Telephone Number, Including Area Code)

    Not Applicable
    (Former name or former address, 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 (see General Instruction A.2. below):

    ☐Written communication 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 $0.001 per share
    ANAB
    The Nasdaq Stock Market LLC

    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.
    On September 29, 2025, AnaptysBio, Inc. (“AnaptysBio”) will host a conference call to discuss the potential separation of its business referred to and described under Item 8.01 below, and use a slide presentation in conjunction with the call. A copy of the presentation is filed herewith as Exhibit 99.1, and incorporated herein by reference.
    The information in this Item 7.01, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any other filing under the Exchange Act or the Securities Act of 1933, as amended, except as expressly set forth by specific reference in such a filing.

    Item 8.01.    Other Events.
    On September 29, 2025, AnaptysBio issued a press release (the “Press Release”) announcing that its Board of Directors approved plans to explore separating its business into two independent, publicly traded companies and that the separation is expected to occur by the end of 2026. A copy of the press release is attached as Exhibit 99.2 to this Current Report on Form 8-K.

    Item 9.01.    Financial Statements and Exhibits.

    (d) Exhibits

    Exhibit NumberExhibit Title or Description
    99.1
    AnaptysBio, Inc. Investor Presentation, dated September 29, 2025.
    99.2
    Press release issued by AnaptysBio, Inc., dated September 29, 2025.
    104
    Cover Page Interactive Data File (the cover page XBRL tags are embedded within the inline XBRL document).



    SIGNATURES

    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.

                       
    AnaptysBio, Inc.
    Date: September 29, 2025By:/s/Dennis Mulroy
    Name: Dennis Mulroy
    Title: Chief Financial Officer


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