Second Quarter Diluted Earnings Per Share were $0.90 in 2023 vs. $0.80 in 2022 Guidance Range for 2023 Reaffirmed at $4.25 to $4.45 per Diluted Share ST. LOUIS, Aug. 2, 2023 /PRNewswire/ — Ameren Corporation (NYSE: AEE) today announced second quarter 2023 net income attributable to…