Ameren Illinois Company

Ameren Illinois Company - Enterprise Valueverified

AILLI

Price:

$84

Market Cap:

$31.49B

Operating commercially as Ameren Illinois, Ameren Illinois Company is involved in the rate-regulated generation, transmission, and distribution of electricity throughout the state. The enterprise additionally manages natural gas distribution services. It provides electric power to 1.2 million consumers and natural gas to 0.8 million consumers within an expansive 43,700 square-mile territory covering central and eastern Illinois. Founded in 1902, the company initially traded as Central Illinois Public Service Company before adopting the name Ameren Illinois Company in October 2010. Headquartered in Collinsville, Illinois, it functions as a subsidiary of Ameren Corporation.

Industry

Regulated Electric

IPO Date

2010-06-09

Stock Exchange

OTC

Ticker

AILLI

The Enterprise Value as of July 2026 (TTM) for Ameren Illinois Company (AILLI) is 32.60B

According to Ameren Illinois Company’s latest financial reports and current stock price. The company's current Enterprise Value is 32.60B. This represents a change of -24.47% compared to the average of 43.16B of the last 4 quarters.

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

How has AILLI 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 32.60B Enterprise Value has changed 9.87% with respect to the historical average. Over the past ten years (40 quarters), AILLI'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 (AILLI) 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 (AILLI) Average Enterprise Value

How has AILLI Enterprise Value performed in the past?

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

3-year avg

41.61B

5-year avg

39.86B

10-year avg

32.69B

Ameren Illinois Company (AILLI) Enterprise Value vs. Peers

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

Ameren Illinois Company’s Enterprise Value is greater than Wisconsin Electric Power Company PFD 3.60% (5.15B), less than The Chugoku Electric Power Co., Inc. (3.21T), less than Toho Gas Co., Ltd. (565.07B), greater than Vector Limited (7.22B), greater than ACEA S.p.A. (9.77B), less than The Chugoku Electric Power Co., Inc. (3.21T), greater than PT Perusahaan Gas Negara Tbk (1.75B), less than Manila Water Company, Inc. (281.91B), greater than Boralex Inc. (8.13B), less than Manila Water Co. Inc. (281.91B),

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