Builders FirstSource — Jul 30, 2026 release

We are not providing a quantitative reconciliation of our forward-looking guidance of adjusted EBITDA, adjusted EBITDA margin, adjusted effective tax rate, or free cash flow because we are unable to predict with reasonable certainty all the components required to provide such reconciliation without unreasonable efforts, which are uncertain and could have a material impact on GAAP reported results for the guidance period. See “Non-GAAP Financial Measures” for additional information. 3     • Net Sales to be in a range of $14.0 billion to $14.8 billion. • Gross Profit margin to be in a range of 27.5% to 28.5%. • Adjusted EBITDA to be in a range of $1.0 billion to $1.2 billion. • Adjusted EBITDA margin to be in a range of 7.1% to 8.1%. • Free cash flow of approximately $0.4 billion to $0.5 billion, assuming average commodity prices in the range of $390 to $410 per thousand board foot (mbf).   2026 Full Year Assumptions The Company’s anticipated 2026 performance is based on several assumptions for the full year, including the following: • Within the Company’s geographies, Single Family starts are projected to be down mid- to high-single digits, Multi-Family starts are projected to be down mid-single digits, and Repair & Remodel activity is projected to be down 1%. • Acquisitions completed within the last twelve months are projected to add net sales growth of approximately 1%. • Total capital expenditures in the range of $175 million to $225 million. • Interest expense in the range of $280 million to $290 million. • An adjusted effective tax rate of 22% to 24%. • Depreciation and amortization expenses in the range of $580 million to $610 million. • No change in selling days versus 2025.   Conference Call Builders FirstSource will host a conference call and webcast on Thursday, July 30, 20