Ternium's Steel Market and Financial Performance

Ternium's Main Steel Markets Broad presence in the Americas Mexico ■ A leading steel company in Mexico ■ Access to the North American steel market through USMCA ▪ Leading position in the Argentine steel market Participation in Usiminas' control group Significant position in Colombia and Central Americal Steel shipments by country (2022) Ternium | May 2023 Mexico; 57% USA; 9% Argentina; 19% Brazil; 6% Colombia; 5% Other; 4% Guatemala Costa Rica Colombia Facilities Steel producing and processing Service or distribution centers Iron ore mining and processing Argentina United States El Salvador Nicaragua Brazil

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