DONALDSON Co INC

8-K · dci-20260602.htm iXBRL

0000029644 2026-06-02 2026-06-02

 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 (Date of earliest event reported): June 2, 2026

 DONALDSON COMPANY, INC.
 (Exact name of registrant as specified in its charter)

                 
 Delaware 1-7891 41-0222640
 (State of Incorporation) (Commission file number) (I.R.S. Employer Identification Number)

 1400 West 94 th Street
 Minneapolis , MN 55431
 (Address of principal executive offices)

 ( 952 ) 887-3131
 (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:

 ☐ 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 communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

 ☐ Pre Commencement communications 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, $5.00 par value DCI New York Stock Exchange

 Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§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 2.02. Results of Operations and Financial Condition.
 On June 2, 2026, Donaldson Company, Inc. (the “Company”) issued a press release announcing its results of operations for the quarter ended April 30, 2026. A copy of the press release is furnished herewith as Exhibit 99.1.
 Item 9.01. Financial Statements and Exhibits.
 (d) Exhibits.
 99.1
 Press Release dated June 2 , 2026 announcing results of operations for the quarter ended April 3 0 , 2026 of Donaldson Company, Inc.

 104 Cover page interactive data file (formatted as inline XBRL).

 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, hereunto duly authorized.

     DONALDSON COMPANY, INC.
        
 Date: June 2, 2026   By:   /s/ Amy C. Becker
         Amy C. Becker
Chief Legal Officer and Corporate Secretary