Edison International(EIX) - 2025 Q3 - Quarterly Results

Exhibit 99.1 NEWS Investor Relations: Sam Ramraj, (626) 302-2540 Media Relations: (626) 302-2255 news@sce.com Edison International Reports Third Quarter 2025 Results ROSEMEAD, Calif., Oct. 28, 2025 — Edison International (NYSE: EIX) today reported third-quarter net income of $832 million, or $2.16 per share, compared to net income of $516 million, or $1.33 per share, in the third quarter of last year. As adjusted, third-quarter core earnings were $901 million, or $2.34 per share, compared to core earnings o ...