Vistra Corp Stock news
On July 22, 2026, Vistra Corp. (NYSE: VST) announced the commencement of commercial operations for its 350--megawatt (MW) / 1,400--megawatt--hour (MWh) Moss Landing Phase IV battery energy storage system in California. This expansion increases the total capacity of the Moss Landing site to 1,100 MW / 4,400 MWh, maintaining its status as the world's largest battery storage facility. The project operates under a long--term resource adequacy contract with Pacific Gas and Electric Company (PG&E), enhancing grid reliability and supporting the integration of intermittent renewable energy sources in the region.