GMS Investor Presentation Deck

Q4 2023 Net Sales ($ in millions) Fiscal Q4 (Unaudited) Organic (1) Acquisitions Fx Impact Total Net Sales Wallboard Ceilings Steel Framing Complementary Products Total Net Sales GMS GYPSUM MANAGEMENT & SUPPLY, INC. $ FY23 FY22 1,297.0 $ 1,288.7 18.1 (11.0) 1,304.1 $1,288.7 544.7 $ 491.1 155.1 148.9 223.8 276.9 380.5 371.8 1,304.1 $ 1,288.7 Variance Reported 1.2% 10.9% 4.2% (19.2%) 2.3% 1.2% Organic (¹) 0.7% 11.4% 3.8% (19.1%) (0.0%) 0.7% 1. Organic net sales growth calculation excludes net sales of acquired businesses until first anniversary of acquisition date and impact of foreign currency translation. 19

View entire presentation