IBP: Company disclosure

Item 7.01 Regulation FD Disclosure On October 19, 2026, Installed Building Products, Inc. (the “Company”) issued a press release announcing its intent to seek to increase its existing approximately $500 million Term Loan B facility by $250 million ("Add-On"). Net proceeds from the Add-On are expected to be used for general corporate purposes and to pay associated fees. One or more representatives of the Company will meet with potential lenders in connection with the proposed refinancing. The materials used in connection with these meetings will be posted on the Company’s website (www.installedbuildingproducts.com) under the Investor Relations section. The information contained in this Item 7.01, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that Section. Furthermore, the information contained in this Item 7.01, including Exhibit 99.1 attached hereto, shall not be deemed to be incorporated by reference into any registration statement or other document filed with the Securities and Exchange Commission, except as shall be expressly set forth by specific reference in such filing. Item 9.01 Financial Statements and Exhibits (d) Exhibits: Exhibit No. Description 99.1 Press Release of Installed Building Products, Inc. dated October 19, 2026 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized on this 19th day of October, 2026. INSTALLED BUILDING PRODUCTS, INC. By: /s/ Michael