AA Alcoa Corporation

Alcoa Corporation plans to announce its third quarter 2020 financial results on Wednesday, October 14, 2020 after the close of trading on the New York Stock Exchange.

The press release with financial results, and a related presentation, will be available on the “Investors” section of Alcoa’s website, www.alcoa.com. A link to the press release will also be on Alcoa’s twitter handle @Alcoa at www.twitter.com/Alcoa. A conference call to discuss the financial results will begin at 5:00 p.m. EDT and will be webcast live via Alcoa's website.

Conference Call Information Time:   Wednesday, October 14, 2020: 5:00-6:00 p.m. EDT     Hosts:   Roy Harvey, President and Chief Executive Officer   William Oplinger, Executive Vice President and Chief Financial Officer     Call:   +1 (877) 883-0383 (Domestic)   +1 (412) 902-6506 (International)   Conference ID: 9515797   To avoid a delay in start time, please dial in beginning at 4:45 p.m.

Webcast: Go to “Investors” section of the Alcoa website to listen only and view the slide presentation.

Replay Information A telephone replay of the call will be available at approximately 8:00 p.m. EDT on October 14 until October 21, 2020. The webcast will be archived and available in the “Investors” section of www.alcoa.com in the “Events” section at this address: https://investors.alcoa.com/events-and-presentations/events/2020

Telephone Replay Access: +1 (877) 344-7529 (Domestic) +1 (412) 317-0088 (International) Replay Access Code: 10135408 or in the Events section of our website. To access the replay using an international dial-in number, please select this link: https://services.choruscall.com/ccforms/replay.html

About Alcoa Alcoa (NYSE: AA) is a global industry leader in bauxite, alumina, and aluminum products, and is built on a foundation of strong values and operating excellence dating back more than 130 years to the world-changing discovery that made aluminum an affordable and vital part of modern life. Since developing the aluminum industry, and throughout our history, our talented Alcoans have followed on with breakthrough innovations and best practices that have led to efficiency, safety, sustainability, and stronger communities wherever we operate. Visit us online on www.alcoa.com, follow @Alcoa on Twitter, and on Facebook at www.facebook.com/Alcoa.

Dissemination of Company Information Alcoa Corporation 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 Exchange Commission, conference calls, and webcasts.

View source version on businesswire.com: https://www.businesswire.com/news/home/20200923005876/en/

Investors James Dwyer 412-992-5450 James.Dwyer@alcoa.com Media Jim Beck 412-315-2909 Jim.Beck@alcoa.com