Reg FD Disclosure

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   June 4, 2025 Date of Report (date of earliest event reported)   Valmont Industries, Inc. (Exact name of registrant as specified in its charter)   Delaware (State or other jurisdiction of incorporation)   1-31429 47-0351813 (Commission File Number) (I.R.S. Employer Identification No.)   15000 Valmont Plaza 68154 Omaha NE (Address of Principal Executive Offices) (Zip Code)   ( 402 ) 963-1000 Registrant's telephone number, including area code     (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 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 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, $1.00 par value   VMI   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 7.01 Regulation FD Disclosure.   On Wednesday, June 4, 2025, Valmont Industries, Inc. (the “Company”) will participate in the William Blair & Company 45th Annual Growth Stock Conference in Chicago, IL. As previously announced a live webcast of the presentation will be available online at investors.valmont.com by clicking on the Events and Presentations link. A copy of the presentation to be used by the Company during the webcast is furnished with this Form 8-K as Exhibit 99.1 and is incorporated herein by reference.   The information in Item 7.01 is being furnished and shall not be deemed “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. The information in Item 7.01 shall not be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.   Item 9.01. Financial Statements and Exhibits.   (d)    Exhibits.   Exhibit No.   Description 99.1   Presentation Slides 104   Cover Page Interactive File (the cover page XBRL tags are embedded in 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 hereunto duly authorized.       Valmont Industries, Inc. Date:    June 4, 2025       By: /s/ Thomas Liguori     Name: Thomas Liguori     Title: Executive Vice President and Chief Financial Officer