Ternium's Steel Market and Financial Performance

New Upstream Project in the USMCA An attractive destination for continued investment Increase in slab production capacity to further integrate Ternium's industrial system in the region Nearshoring related to manufacturing in the steel value chain provides Ternium with an attractive opportunity to grow Compliance with the USMCA's 'melted and poured' requirement Project details: ■ EAF-based steel shop (2.6 mtpy) ■ DRI module (2.1 mtpy) ■ Port facility for raw material handling. Cap 581 ☐ Total investment of $2.2 billion Start-up in the first half of 2026 ■ Location to be disclosed in due course Ternium | May 2023 52367304 4470472030 4470673030 4470872040 4470473679 4470773 4470673000 44707700 44707720 1522372059 44709872050 4407 523072150 4470772010 513072080 522973 532972 406720 15230/2000 P553072090 9522972970 447067230 4471072000 523072670 470873010 4470772230 447407230 4470972090 4470872230 4470472020 447047204 9522972 4474072030 4470972230 9533072020 4470272820 9922972330 4475072040 P533072030 4470772030 19

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