Filing Flows › Builders FirstSource (BLDR) › Q1 2026
Builders FirstSource (BLDR) Q1 2026 earnings results (first quarter 2026)
10-Q filed Apr 30, 2026
Builders FirstSource (BLDR) reported revenue of $3.3B for the first quarter 2026 (Q1 2026), -10% from a year earlier and -2% from the quarter before. Operating margin was 0.5%, net loss $47.4M (1.4% of revenue).
Builders FirstSource, Q1 2026: revenue $3.3B (-10% year over year), operating margin 0.5%, net loss $47.4M, operating cash flow $87.5M. The chart follows the revenue to costs, profit and cash.
| Q1 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $3.3B | -2% | -10% |
| Operating profit | $16.5M | -73% | -91% |
| Net earnings | −$47.4M | -251% | -149% |
| Operating cash flow | $87.5M | -55% | -34% |
| Free cash flow | $40.7M | -62% | +26% |
What changed
Revenue was $3.3B in Q1 2026, down 10% year over year and down 2% from the previous quarter. Windows Doors and Millwork was the largest line at 26% of revenue. Lumber and Lumber Sheet Goods lost $0.12B year over year (down 13%), 33% of the total change.
Gross margin was 28.3%, down 2.2 points from Q1 2025. Operating profit was $0.02B, a 0.5% margin (down 4.5 points year over year). Operating expenses fell 2% while revenue fell 10%. The quarter ended with a net loss of $0.05B, after a profit of $0.03B the previous quarter. Net interest and other expense of $0.07B was the main reason.
Operating cash flow was $0.09B (down 34% year over year). Non-cash charges added back $0.15B of depreciation and amortization and $0.01B of share-based compensation. Working capital and other items used $0.03B. Capital expenditures of $0.05B left free cash flow of $0.04B.
Questions
What was Builders FirstSource's revenue in the first quarter 2026?
Builders FirstSource (BLDR) reported revenue of $3.3B for the first quarter 2026 (Q1 2026), -10% from a year earlier and -2% from the quarter before.
Was Builders FirstSource profitable in the first quarter 2026?
Operating profit was $16.5M (0.5% of revenue) and net loss $47.4M.