Alcoa — Apr 16, 2025 release

Section 232 tariffs on imports of aluminum from Canada, and $15 million of restart costs for the San Ciprián smelter. Alumina costs in the Aluminum segment are expected to be favorable by $165 million sequentially. The Company expects Other expenses for the second quarter 2025 to increase approximately $10 million sequentially due to equity investment losses. Based on current alumina and aluminum market conditions, Alcoa expects second quarter 2025 operational tax benefit to approximate $50 million to $60 million, which may vary with market conditions and jurisdictional profitability.   3   Conference Call Alcoa will hold its quarterly conference call at 5:00 p.m. Eastern Daylight Time (EDT) / 7:00 a.m. Australian Eastern Standard Time (AEST) on Wednesday, April 16, 2025 / Thursday, April 17, 2025, to present first quarter 2025 financial results and discuss the business, developments, and market conditions. The call will be webcast via the Company’s homepage on www.alcoa.com. Presentation materials for the call will be available for viewing on the same website at approximately 4:15 p.m. EDT on April 16, 2025 / 6:15 a.m. AEST on April 17, 2025. Call information and related details are available under the “Investors” section of www.alcoa.com. Dissemination of Company Information Alcoa intends to make future announcements regarding company developments and financial performance through its website, www.alcoa.com, as well as through press releases, filings with the Securities and Exchan