ST. LOUIS, Nov. 24, 2025 /PRNewswire/ -- Today Ameren Missouri, a subsidiary of Ameren Corporation (NYSE: AEE), announced that the Missouri Public Service Commission (PSC) has approved a new large load user rate structure. The new structure is designed so that high-usage customers, such as data centers and advanced manufacturing businesses, pay their fair share of grid enhancements and energy costs. The PSC decision follows an agreement resolving all pending issues in the Powering Missouri Growth Plan proceeding, which was originally filed in May.