Commercial Metals Company Investor Presentation Deck

Return on Invested Capital and Return on Incremental Invested Capital Deployed Reconciliations RETURN ON INCREMENTAL INVESTED CAPITAL DEPLOYED Figures in thousands $ Incremental net operating profit after tax Incremental invested capital Return on incremental invested capital deployed² CMC CHANGE FY16 to TTM Q4 '23 $751,981 $2,805,855 26.8% Earnings from continuing operations before income taxes Plus: interest expense Plus: mill operational commissioning costs Plus: acquisition and integration related costs Plus: loss on extiguishment of debt Plus: asset impairments Plus: purchase accounting effect on inventory Less: gain on sale of assets Less: New Markets Tax Credit Operating profit - adjusted Operating profit - adjusted Less: income tax at statutory rate¹ Net operating profit after tax² Assets Less: cash and cash equivalents Less: accounts payable Less: accrued expenses and other payables Invested capital (5 qtr average] Annualized net operating profit after tax Invested capital Return on invested capital ² Federal statutory rate plus state local (FY 2023 rate) TTM to Q4 '23 $1,121,967 40,127 35,827 3,780 $1,184,042 288,906 $895.136 Q4 2023 $237,908 8,259 16,131 $895,136 $5.004,340 17.9% 3,734 24.4% Q3 2023 $310,070 8,878 7,287 (17,659) $1,184,042 $266,032 $326,236 - 1 FISCAL QUARTERS Q2 2023 $235,490 9,945 6,825 Q12023 $338,499 13,045 5,584 36 - 9 [1] Measures for FY 2016 and trailing 12 months to Q4 2023 use the FY 2022 statutory rate for comparison purposes [2] See page 28 for definitions of non-GAAP measures - Q4 2022 $338,621 14,230 1,008 453 6,506 Q3 2022 $405,019 13,433 4.478 $6,639,094 $6,520,860 $6,484,851 $6,273,967 $6,237,027 $6,103,702 592,332 475,489 603,966 582,069 672,596 410,265 364,390 382.482 422,814 396,560 428,055 492,947 438,811 414,240 378,572 441,586 540,136 474,653 $5,004.340 $5,243,561 $5,248,649 $5,079,499 $4,853,752 $4,596,240 $4.725,837 3,245 2,169 (17,659) $234,637 $357,137 $360,818 $428,344 FY 2016 $75,977 62,973 11,480 40,028 (2,591) $187,867 $187,867 44.712 $143.155 $143,155 $2,198,485 6.5% Q4 2016 23.8% FISCAL QUARTERS Q3 2016 02 2016 Q1 2016 $3,130,869 $3,110,686 $3,043,511 $3,302,707 $3,372,302 517,544 483,855 381,678 637,188 485,323 207,875 236,712 225,649 253.951 302,457 263,086 236,009 210,670 246,238 279,415 $2,198,485 $2,142,364 $2,154,110 $2,225,514 $2,165,330 $2,305,107 Q4 2015 CMC: Investor Overview 27

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