credit / rates affecting interest expense
“52 Table of Contents Ameren Illinois Interest charges increased $6 million in the three months ended March 31, 2026 compared with the year-ago period, primarily due to an issuance of long-term debt in September 2025, which increased interest expense by $3 million at Ameren Illinois Electric Distribution and by $3 million at Ameren Illinois Transmission.”
AEE 10-Q