SCHEDULE 13G/A 0001598688 XXXXXXXX LIVE 10 Common Stock, par value $0.01 12/31/2025 0001580905 Installed Building Products, Inc. 45780R101 495 S. High Street, Suite 50 Columbus OH 43215 Rule 13d-1(d) Jeffrey W. Edwards b OH 183660.00 3717421.00 183660.00 3717421.00 3901081.00 N 14.4 IN Mr. Edwards has shared voting and dispositive power over the shares directly held by PJAM IBP Holdings, Inc. and Installed Building Systems, Inc. Additionally, Mr. Edwards may be deemed to have shared power to vote or dispose of 173,408 shares held in a trust for the benefit of one of Mr. Edwards' children. Tremont FT, Inc. is the trustee of the trust. Mr. Edwards disclaims any beneficial ownership of shares in which he does not have a pecuniary interest. IBP Holding Company b OH 0.00 2127819.00 0.00 2127819.00 2127819.00 N 7.8 HC IBP Holding is the sole shareholder of PJAM and is deemed to have voting and dispositive power over the shares directly held by PJAM. PJAM IBP Holdings, Inc. b OH 0.00 2127819.00 0.00 2127819.00 2127819.00 N 7.8 CO Installed Building Systems, Inc. b DE 0.00 1416194.00 0.00 1416194.00 1416194.00 N 5.2 CO Installed Building Products, Inc. 495 S. High Street, Suite 50, Columbus, Ohio, 43215 Mr. Jeffrey W. Edwards IBP Holding Company ("IBP Holding") PJAM IBP Holdings, Inc. ("PJAM"); and Installed Building Systems, Inc. ("IBS" and, together with IBP Holding and PJAM, the "Edwards Investor Entities") c/o Installed Building Products 495 S. High Street, Suite 50 Columbus, Ohio 43215 Mr. Edwards is a citizen of the United States of America. IBP Holding and PJAM are corporations incorporated under the laws of the State of Ohio. Installed Building Systems, Inc. is a corporation incorporated under the laws of the State of Delaware. Y Jeffrey W. Edwards: 3,901,081 IBP Holding Company: 2,127,819 PJAM IBP Holdings, Inc.: 2,127,819 Installed Building Systems, Inc.: 1,416,194 Jeffrey W. Edwards: 14.4% IBP Holding Company: 7.8% PJAM IBP Holdings, Inc:7.8% Installed Building Systems, Inc.: 5.2% Percentage of class amount is based on 27,125,357 shares of Common Stock outstanding as of October 29, 2025 as indicated by the Issuer's Form 10-Q filed on November 5, 2025. Jeffrey W. Edwards: 183,660 IBP Holding Company: 0 PJAM IBP Holdings, Inc.: 0 Installed Building Systems, Inc.: 0 Jeffrey W. Edwards: 3,717,421 IBP Holding Company: 2,127,819 PJAM IBP Holdings, Inc.: 2,127,819 Installed Building Systems, Inc.: 1,416,194 Jeffrey W. Edwards: 183,660 IBP Holding Company: 0 PJAM IBP Holdings, Inc.: 0 Installed Building Systems, Inc.: 0 Jeffrey W. Edwards: 3,717,421 IBP Holding Company: 2,127,819 PJAM IBP Holdings, Inc.: 2,127,819 Installed Building Systems, Inc. 1,416,194 Y N Y Y Y Y Y Exhibit 99.1 Joint Filing Statement Jeffrey W. Edwards /s/ Jeffrey W. Edwards 02/13/2026 IBP Holding Company /s/ Jeffrey W. Edwards 02/13/2026 PJAM IBP Holdings, Inc. /s/ Jeffrey W. Edwards 02/13/2026 Installed Building Systems, Inc. /s/ Jeffrey W. Edwards 02/13/2026