Commercial Metals Company Investor Presentation Deck

Significant Increase in Through-the-Cycle Earnings Capability Core EBITDA Generation (trailing four quarter basis) $1,700 $1,600 $1,500 $1,400 $1,300 $1,200 $1,100 $1,000 $900 $800 $700 $600 $500 $400 $300 $200 $100 $0 Core EBITDA (trailing four quarters) - $ millions CMC has significantly increased its earnings and cash flow capabilities Q1-17 Since the beginning of FY 2020, average Core EBITDA has increased 180% compared to the prior three-year period Extensive strategic transformation drove the performance improvement and included the exit of non-core businesses, construction of a state-of-the-art micro mill, and an acquisition that increased CMC's North America operational footprint by over 50% • CMC is currently investing in attractive projects that are expected to drive further value-accretive growth Q2-17 Q3-17 Q4-17 Average: $370 million Q1-18 Q2-18 Q3-18 Q4-18 Q1-19 Q2-19 Q3-19 Q4-19 +180% Q1-20 Q2-20 Q3-20 Q4-20 Q1-21 Average: $1,040 million Q2-21 Q3-21 Q4-21 Q1-22 Q2-22 Q3-22 Q4-22 Q1-23 Q2-23 Q3-23 CMC: Investor Overview 1,460 Q4-23 13

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