Commercial Metals Company Results Presentation Deck

Key Takeaways From Today's Call Strong financial results in the third quarter North America segment achieved year-over-year growth in EBITDA for the tenth consecutive quarter (excluding Q2 2022 gain on land sale) ● ✔Arizona 2 operational startup underway Anticipated to achieve breakeven on an EBITDA basis during the first quarter of FY 2024 ● • Increases CMC's ability to capitalize on strong multi-year market fundamentals ✔ Current market dynamics are good in North America, Europe remains challenged Expect fourth quarter financial performance to be strong Positive North America long-term fundamentals supported by infrastructure spending programs and outlook for large-scale industrial projects ✔Solid financial position Balance sheet strength and cash flow profile continue to provide capital allocation flexibility CMC $234 million Q3 Net Earnings $240 million Q3 Adjusted Earnings (¹) 1 Core EBITDA, annualized return on invested capital, adjusted earnings, and adjusted EPS are non-GAAP financial measures. For definitions and reconciliations of non-GAAP financial measures to the most directly comparable GAAP financial measures, see the appendix to this document $1.98 Q3 Diluted EPS $2.02 Q3 Adjusted EPS(1) $392 million Q3 Core EBITDA(1) 19% Q3 Annualized ROIC(¹) Q3 FY23 Supplemental Slides June 22, 2023 4

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