January 25, 2021 Investor Relations: Sam Ramraj, (626) 302-2540 Media Contact: Jeff Monford, (626) 476-8120 Advisory for Thursday, February 25, 2021 WHAT: Fourth Quarter and Full-Year 2020 Financial Results WHEN: Thursday, February 25, 2021, 1:30 – 2:30 p.m. (Pacific Time) NUMBERS: 1-888-673-9780 – for callers in the United States 1-312-470-0178 – for international callers PASSCODE: Edison WEBCAST: www.edisoninvestor.com REPLAY: In addition to the live conference call and webcast, a telephone replay will be available through March 12, 2021 at 6:00 p.m. (Pacific Time) at the following numbers: 1-888-296-6948 – for callers in the United States 1-203-369-3028 – for international callers Passcode: 2548 About Edison International Edison International (NYSE: EIX) is one of the nation’s largest electric utility holding companies, providing clean and reliable energy and energy services through its independent companies. Headquartered in Rosemead, California, Edison International is the parent company of Southern California Edison Company, a utility that delivers electricity to 15 million people across Southern, Central and Coastal California. Edison International is also the parent company of Edison Energy, a global energy advisory company delivering comprehensive, data-driven energy solutions to commercial and industrial users to meet their cost, sustainability and risk goals. Topics: Investor Relations