AAmeren Illinois Co logo
AILIH//CIK 0000018654

Ameren Illinois Co

Exchange

OTC

Entity type

operating

Fiscal year end

Dec 31

Headquarters

IL

Research Summary

AI-assisted · Grounded in filings

Updated Nov 24, 2025

Ameren Illinois Co

Ameren Illinois Co supplies regulated electric and gas services to residential, commercial, and industrial customers across Illinois, positioning itself within the traditional SIC utility sector as a cornerstone of Midwestern energy delivery with a focus on grid reliability, demand management, and storm response. The company’s core offerings include transmission and distribution infrastructure, energy efficiency programs, and customer engagement tools tailored to communities that rely on consistent power for homes, schools, hospitals, and factories, while balancing investments in clean energy integration and modernization. Operating under the expectations of state regulators and the Federal Energy Regulatory Commission, Ameren Illinois manages material risks such as weather extremes, aging equipment, supply chain fluctuations, and evolving environmental mandates, and its financial condition is influenced by the pace of rate cases and capital approval processes. CIK 18654 and ticker AILIH signal the issuer’s public governance, even as the latest filing details remain unavailable, so view live SEC filings on Earnings Feed.

Market Data

Dec 3, 9:30 AM ET
$67.25+$0.50 (+0.749%)

AILIH · Last trade

Prev Close

$66.75

Range (29d)

$66.75 – $67.99

$66.50$67.00$67.50$68.00Nov 4Nov 13Nov 21Dec 3