Top Markets
#1 Nesa Nesa +437.09%
#2 MetaDAO MetaDAO +29.96%
#3 Pons Pons +16.83%
#4 Gigachad Gigachad +16.02%
#5 Utya Utya +12.49%
#6 Solstice Solstice +9.62%
#7 Tornado Cash Tornado Cash +9.49%
#8 COINDEPO COINDEPO +9.43%
#9 TROLL TROLL +8.66%
#10 Prom Prom +8.31%
Coin of the day
Nesa Nesa
Settings
Language
ENGLISH
Currency
USD
Theme
Ameren Illinois Company PFD 4.26% Ameren Illinois Company PFD 4.26%

Ameren Illinois Company PFD 4.26%

AILIO
Rank in Stocks #834
Ameren Illinois Company (AILIO), an entity incorporated in Illinois, functions... Ameren Illinois Company (AILIO), an entity incorporated in Illinois, functions as a subsidiary of Ameren Corporation. This company manages a rate-regulated utility business throughout Illinois, concentrating on the transmission and distribution of both electricity and natural gas. Its operations are structured into three main segments: Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Illinois Transmission. While the Electric Distribution and Natural Gas segments handle their respective utility operations within Ameren Illinois, the Transmission segment is distinctive for encompassing the aggregated electric transmission assets from both Ameren Illinois and ATXI. A significant portion of the company's revenue is generated by the Ameren Illinois Electric Distribution segment.
Share Price
$70.89
Last synced: 2026-08-21
Market Cap
$30.15B
Change (1 day)
0.00%
Change (1 year)
5.81%
Country
US
Trade Ameren Illinois Company PFD 4.26% (AILIO)

Category

Utilities
Operating Margin for Ameren Illinois Company PFD 4.26% (AILIO)
Operating Margin as of 2026 TTM: 0.00%
According to Ameren Illinois Company PFD 4.26% latest financial reports and stock price the company's current Operating Margin (TTM) is 0.00%. At the end of 2026 the company had an Operating Margin of 0.00%.
Operating Margin history for Ameren Illinois Company PFD 4.26% from 2026 to 2026
Operating Margin at the end of each year
Year Operating Margin Change
Not enough data for the provided dates.
Operating Margin for similar companies or competitors
Company Operating Margin Operating Margin Difference Country
NextEra Energy, Inc. NextEra Energy, Inc.
NextEra Energy, Inc.
NEE.US
29.49% -
US
The Southern Company The Southern Company
The Southern Company
SO.US
24.19% -
US
Duke Energy Corporation Duke Energy Corporation
Duke Energy Corporation
DUK.US
0.00% -
US
American Electric Power Company, Inc. American Electric Power Company, Inc.
American Electric Power Company, Inc.
AEP.US
28.36% -
US
Dominion Energy, Inc. Dominion Energy, Inc.
Dominion Energy, Inc.
D.US
25.13% -
US
What is a company's Operating Margin?
The operating margin is a key indicator to assess the profitability of a company. Higher operating margins are generaly better as they show that a company is able to sell its products or services for much more than their production costs. The operating margin is calculated by dividing a company's earnings by its revenue.