GMS Results Presentation Deck

GMS-Q2 FY24 at a Glance $1.4B Q224 Net Sales $118.1 M Q224 Cash from Operations GMS GYPSUM MANAGEMENT & SUPPLY, INC. $81.0M Q224 Net Income 5.7% Q224 Net Income Margin $167.6M Q224 Adj. EBITDA* 11.8% Q224 Adj. EBITDA Margin* ● ● Solid demand in commercial and multi-family construction drove volume increases in Ceilings, Steel Framing and Complementary Products Price deflation in Steel Framing offset the benefits from the commercial and multi-family volume increases Wallboard experienced only a slight volume decline, contributing to continued resilience in pricing. *For a reconciliation of Adjusted EBITDA and Adjusted EBITDA margin to the most directly comparable GAAP metrics, see Appendix. Unless indicated otherwise, comparisons are to Q2 2023. 3

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