Alcoa — Jul 16, 2026 release

• Mosjøen casthouse: On May 11, 2026, Alcoa announced a $65 million investment to expand foundry production capabilities to include recycled content in the casting process at its Mosjøen smelter in Norway. The upgrade project is expected to be completed in phases, with commissioning and ramp-up scheduled to progress throughout 2028. Financial • Note redemption: On May 15, 2026, the Company redeemed the remaining $219 million aggregate principal amount of its outstanding 6.125% notes due in 2028 at a price equal to 100% of the principal amount, plus accrued and unpaid interest. The redemption was funded using cash on hand. Operational • Western Australia collective bargaining agreement: On July 2, 2026, a new four-year collective bargaining agreement was ratified with the Australian Workers Union (AWU), representing approximately 1,400 employees across the mining and refining operations in Western Australia. • USW collective bargaining agreement: On June 15, 2026, Alcoa announced the ratification of a new four-year collective bargaining agreement with the United Steelworkers (USW) at the Company’s U.S. smelters, representing approximately 1,000 employees at Warrick, Indiana and Massena, New York. • ABI collective bargaining agreements: On May 5, 2026, the Company announced that new five-year collective bargaining agreements were ratified with the United Steelworkers in Canada (Syndicat des Métallos) at the ABI smelter in Québec, Canada, representing approximately 1,000 employees.   3   2026 Outlook Th