Builders FirstSource — Apr 30, 2026 release

See “Non-GAAP Financial Measures” for additional information. • Net Sales to be in a range of $14.6 billion to $15.6 billion. • Gross Profit margin to be in a range of 27.5% to 29%. • Adjusted EBITDA to be in a range of $1.1 billion to $1.5 billion. • Adjusted EBITDA margin to be in a range of 7.5% to 9.6%. • 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 low-single digits, Multi-Family starts are projected to be down low-single digits, and R&R 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 $225 million to $275 million. • Interest expense in the range of $275 million to $285 million. • An effective tax rate of 20% to 22%. • Depreciation and amortization expenses in the range of $525 million to $575 million. • No change in selling days versus 2025.   Conference Call Builders FirstSource will host a conference call and webcast on Thursday, April 30, 2026, to discuss the Company’s financial results and other business matters. The teleconference will begin at