0001316835 2026-05-14 2026-05-14 0001316835 bldr:NYSETexasMember 2026-05-14 2026-05-14 0001316835 bldr:NewYorkStockExchangeMember 2026-05-14 2026-05-14 false 0001316835 8-K 2026-05-14 BUILDERS FIRSTSOURCE, INC. DE 001-40620 52-2084569 6031 Connection Drive Suite 400 Irving TX 75039 (214) 880-3500 false false false false Common stock, par value $0.01 per share Common stock, par value $0.01 per share BLDR BLDR NYSE NYSE false