Southwest Gas Holdings, Inc. Reports First Quarter 2025 Financial Results, Reaffirms Guidance Delivers a Last-Twelve-Months' Utility ROE of 8.2% and Earnings Growth of 5.2% over 1Q 2024 Receives ~$80.2 Million Annual Revenue Increase from Completed Arizona Rate Case LAS VEGAS – May 12, 2025 – Southwest Gas Holdings, Inc. (NYSE: SWX) ("Southwest Gas Holdings" or "Company") today reported results for its first quarter ended March 31, 2025. This earnings press release should be read in conjunction with the For ...