Ameren Illinois Company

Ameren Illinois Companyverified

AILIH

Price:

$67

Market Cap:

$30.97B

Ameren Illinois Company, doing business as Ameren Illinois, engages in the rate-regulated electric generation, transmission, and distribution business in Illinois. The company also engages in the natural gas distribution businesses. It supplies electric services to 1.2 million customers and natural gas services to 0.8 million customers in a 43,700 square-mile area in central and eastern Illinois. The company was formerly known as Central Illinois Public Service Company and changed its name to Ameren Illinois Company in October 2010. Ameren Illinois Company was founded in 1902 and is based in Collinsville, Illinois. Ameren Illinois Company operates as a subsidiary of Ameren Corporation.

Industry

Regulated Electric

IPO Date

2012-02-01

Stock Exchange

OTC

Ticker

AILIH

The Enterprise Value as of March 2026 (TTM) for Ameren Illinois Company (AILIH) is 50.79B

According to Ameren Illinois Company’s latest financial reports and current stock price. The company's current Enterprise Value is 50.79B. This represents a change of 8.15% compared to the average of 46.96B of the last 4 quarters.

Ameren Illinois Company (AILIH) Historical Enterprise Value (quarterly & annually)

How has AILIH Enterprise Value performed in the past?

The mean historical Enterprise Value of Ameren Illinois Company over the last ten years is 32.69B. The current 50.79B Enterprise Value has changed 15.44% with respect to the historical average. Over the past ten years (40 quarters), AILIH's Enterprise Value was at its highest in in the September 2025 quarter at 48.30B. The Enterprise Value was at its lowest in in the September 2016 quarter at 19.56B.

Quarterly (TTM)
Annual

Average

32.69B

Median

33.10B

Minimum

20.55B

Maximum

46.83B

Ameren Illinois Company (AILIH) Enterprise Value by Quarter and Year

Discovering the peaks and valleys of Ameren Illinois Company Enterprise Value, unveiling quarterly and yearly fluctuations to gain insights into the company’s financial performance and market dynamics, offering valuable data for investors and analysts alike.

Maximum Annual Increase = 19.74%

Maximum Annual Enterprise Value = 46.83B

Minimum Annual Increase = -6.75%

Minimum Annual Enterprise Value = 20.55B

Quarterly (TTM)
Annual
YearEnterprise ValueChange
202546.83B10.19%
202442.50B19.74%
202335.49B-6.75%
202238.06B4.52%
202136.42B18.55%
202030.72B7.24%
201928.64B14.93%
201824.92B9.70%
201722.72B10.55%
201620.55B15.64%

Ameren Illinois Company (AILIH) Average Enterprise Value

How has AILIH Enterprise Value performed in the past?

The current Enterprise Value of Ameren Illinois Company (AILIH) is greater than its 3-year, greater than its 5-year, and greater than its 10-year historical averages

3-year avg

41.61B

5-year avg

39.86B

10-year avg

32.69B

Ameren Illinois Company (AILIH) Enterprise Value vs. Peers

How is AILIH’s Enterprise Value compared to its peers?

Ameren Illinois Company’s Enterprise Value is less than Manila Water Company, Inc. (251.69B), less than Manila Water Company, Inc. (251.69B), greater than ACEA S.p.A. (10.45B), greater than Wisconsin Electric Power Company PFD 3.60% (2.24B), greater than Towngas Smart Energy Company Limited (29.29B), less than The Chugoku Electric Power Co., Inc. (3.20T), greater than Pennon Group Plc (6.97B), greater than Terna Energy Societe Anonyme Commercial Technical Company (2.27B), greater than TTW Public Company Limited (42.49B), greater than China Water Affairs Group Limited (29.26B),

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Frequently asked questions❓

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