I

Company dossier

ILLINOIS POWER CO

Exchange

Entity type

operating

Fiscal year end

Dec 31

Headquarters

IL

Company overview

ILLINOIS POWER CO

ILLINOIS POWER CO delivers regulated electricity generation, transmission, and distribution services to commercial, industrial, and residential customers across Illinois, operating within the broader SIC 4911 electric services universe, where reliability and compliance with utility commissions define the playing field; as a longstanding power provider, the company focuses on balancing grid modernization investments with day-to-day customer service, while managing an evolving portfolio of generation assets that must meet both state-level public utility commission oversight and federal environmental mandates, and the material risks it faces stem from volatile fuel costs, weather-driven demand swings, and the capital-intensive nature of infrastructure renewal, all compounded by ever-tightening emissions and cybersecurity rules, yet its filings reflect the same regulatory vigilance even if the very latest disclosure is currently unknown, so consider viewing live SEC filings on Earnings Feed.

Source: Earnings Feed research · last updated 11/24/2025

Recent filings

Latest submissions
10 items

Monitoring

Insider owner filings
No
Insider issuer filings
Yes
Tickers on record
0

Ticker roster

No tickers on record.

Addresses

  • business

    500 S 27TH ST C/O HARRIS TRUST & SAVINGS BANK

    DECATUR, IL, 62525-1805

  • mailing

    500 SOUTH 27TH STREET

    DECATUR, IL, 62521