People throughout the region thought it could be from Scott Air Force Base, mine subsidence or even a frost quake.

The stock's fall snapped a four-day winning streak.

Three new solar facilities are online, providing 500 megawatts of energy to commercial and residential customers in Missouri.

Shares of Ameren Corp. AEE inched 0.45% higher to $89.69 Monday, on what proved to be an all-around great trading session for ...

Ameren Missouri announced 500 megawatts (MW) of new solar generation, representing a total investment of approximately $950 ...

Ameren Co. (NYSE:AEE – Get Free Report) saw unusually large options trading on Wednesday. Investors purchased 2,984 call ...

Illinois utilities are set to invest more than a billion dollars into upgrading the state’s electric distribution grid, ...

Tidal Investments LLC reduced its position in shares of Ameren Co. (NYSE:AEE – Free Report) by 4.9% during the third quarter, ...

The following is a statement by CUB Executive Director Sarah Moskowitz on the Thursday, Dec. 19 Illinois Commerce Commission ...

Illinois Commerce Commission has approved Ameren Illinois’ amended and refiled multi-year grid plan for 2024-27, reducing ...

Ameren Illinois got the approval from the Illinois Commerce Commission (ICC) for its four-year integrated grid plan to ...

Ameren Missouri has invested $950 million in three recently opened solar generation projects, which generate 500 megawatts (MW) of energy for its customers. The three facilities are the 200-MW Huck ...