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Alliant Energy Corporation (LNT)
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Alliant Energy Corporation (LNT) PE Ratio: 23.06

Is Alliant Energy Corporation’s P/E ratio high or low?

Alliant Energy Corporation's P/E ratio of 23.06 is in line with its 5-year average of 21.31, near the high end of its 5-year range (17.05–25.42).

As of Thursday, June 11, 2026. 7.27% above its 12-month average of 21.50.

PE Ratio (23.06) = Close Price ($73.00) / Diluted TTM EPS ($3.17)

LNT PE Ratio Chart

LNT PE Ratio
23.06+9.39% 1Y
Zoom

LNT Average PE Ratio Chart

LNT Current vs Average PE Ratio Chart

LNT PE Ratio Metrics

PE RATIO

23.06

PE RATIO AVG TTM

21.50

PE RATIO AVG 3Y

20.95

PE RATIO AVG 5Y

21.31

PE RATIO AVG 10Y

21.72

PE RATIO AVG 15Y

20.09

PE RATIO AVG 20Y

20.51

CURRENT VS TTM AVG

+7.27%

CURRENT VS 3Y AVG

+10.05%

CURRENT VS 5Y AVG

+8.19%

CURRENT VS 10Y AVG

+6.19%

CURRENT VS 15Y AVG

+14.79%

CURRENT VS 20Y AVG

+12.44%

LNT Competitors' PE Ratio

NAMEMARKET CAPPE RATIOTTM3Y5Y
Alliant Energy Corporation (LNT)$19.02B23.0621.5020.9521.31
FirstEnergy Corp. (FE)$26.86B25.3022.4128.2326.62
Atmos Energy Corporation (ATO)$28.46B20.9622.8420.7120.35
WEC Energy Group, Inc. (WEC)$37.35B22.7621.6520.9121.54
Consolidated Edison, Inc. (ED)$40.20B18.3518.4317.0018.81
Exelon Corporation (EXC)$46.91B16.6516.7016.8419.15
Xcel Energy Inc. (XEL)$48.88B22.3122.2619.9521.11
Entergy Corporation (ETR)$51.04B28.4125.2819.9019.29
Dominion Energy, Inc. (D)$59.01B19.7020.1423.8426.96
Sempra (SRE)$59.98B29.0825.7320.1224.32

P/E vs. its own history

At 23.1, P/E is richer than usual, sitting higher than 76% of its 20-year history.

20-year low

5.9

median

19.8

20-year high

85.7

cheaperricher

P/E Comparison

Trailing P/E

23.1

Forward P/E

19.8

Forward P/E Calculation

View All Analyst Estimates

Forward P/E is calculated using analyst consensus EPS estimates for the current or next fiscal year.

Calculation:

Current Price

$73.00

÷

Forward EPS (Est.)

$3.68

=

Forward P/E

19.82

Source: FMP Analyst Consensus Estimates. Forward EPS represents the average analyst estimate for the nearest fiscal year.

Alliant Energy Corporation PE Ratio Formula & Definition

PE Ratio = Share Price / Diluted EPS (TTM)

The price-to-earnings ratio measures how much investors pay for each dollar of trailing earnings. A lower PE can indicate a cheaper valuation; a higher PE implies higher growth expectations.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

Alliant Energy Corporation PE Ratio FAQ

What is the P/E ratio for Alliant Energy Corporation (LNT)?
The P/E ratio for LNT stock is 23.06.
Is Alliant Energy Corporation's P/E ratio high or low?
Alliant Energy Corporation's P/E ratio of 23.06 is in line with its 5-year average of 21.31, near the high end of its 5-year range (17.05–25.42).
What is the TTM average P/E ratio for Alliant Energy Corporation (LNT)?
The TTM average P/E ratio for LNT stock is 21.50.
What is the 3Y average P/E ratio for Alliant Energy Corporation (LNT)?
The 3Y average P/E ratio for LNT stock is 20.95.
What is the 5Y average P/E ratio for Alliant Energy Corporation (LNT)?
The 5Y average P/E ratio for LNT stock is 21.31.
What is the 10Y average P/E ratio for Alliant Energy Corporation (LNT)?
The 10Y average P/E ratio for LNT stock is 21.72.
What is the 15Y average P/E ratio for Alliant Energy Corporation (LNT)?
The 15Y average P/E ratio for LNT stock is 20.09.
What is the 20Y average P/E ratio for Alliant Energy Corporation (LNT)?
The 20Y average P/E ratio for LNT stock is 20.51.

Alliant Energy Corporation PE Ratio History

DATEPE RATIO
2026-06-1123.06
2026-06-1022.88
2026-06-0922.69
2026-06-0822.48
2026-06-0522.84
2026-06-0422.38
2026-06-0322.19
2026-06-0222.24
2026-06-0121.81
2026-05-2922.45
2026-05-2822.62
2026-05-2723.12
2026-05-2623.10
2026-05-2223.18
2026-05-2122.97
2026-05-2022.73
2026-05-1922.88
2026-05-1822.60
2026-05-1522.23
2026-05-1422.71
2026-05-1322.66
2026-05-1222.76
2026-05-1122.72
2026-05-0822.50
2026-05-0722.47
2026-05-0622.67
2026-05-0522.91
2026-05-0423.10
2026-05-0123.22
2026-04-3023.31
2026-04-2922.86
2026-04-2823.00
2026-04-2722.99
2026-04-2422.96
2026-04-2323.06
2026-04-2222.53
2026-04-2122.58
2026-04-2022.98
2026-04-1723.12
2026-04-1623.10
2026-04-1522.91
2026-04-1422.95
2026-04-1323.02
2026-04-1023.21
2026-04-0923.40
2026-04-0823.17
2026-04-0723.06
2026-04-0623.00
2026-04-0223.13
2026-04-0122.84
2026-03-3122.78
2026-03-3022.70
2026-03-2722.39
2026-03-2622.30
2026-03-2522.15
2026-03-2422.11
2026-03-2321.96
2026-03-2021.81
2026-03-1922.64
2026-03-1822.78
2026-03-1723.06
2026-03-1623.18
2026-03-1323.11
2026-03-1222.72
2026-03-1122.48
2026-03-1022.55
2026-03-0922.73
2026-03-0622.71
2026-03-0522.65
2026-03-0422.95
2026-03-0322.93
2026-03-0222.96
2026-02-2722.97
2026-02-2622.68
2026-02-2522.62
2026-02-2422.74
2026-02-2322.83
2026-02-2022.54
2026-02-1922.02
2026-02-1821.86
2026-02-1722.36
2026-02-1322.39
2026-02-1221.91
2026-02-1121.46
2026-02-1021.39
2026-02-0921.04
2026-02-0620.97
2026-02-0521.02
2026-02-0420.99
2026-02-0320.92
2026-02-0220.47
2026-01-3020.73
2026-01-2920.86
2026-01-2820.84
2026-01-2721.13
2026-01-2621.07
2026-01-2321.02
2026-01-2221.03
2026-01-2121.21
2026-01-2021.16
2026-01-1621.18
2026-01-1521.09
2026-01-1421.03
2026-01-1320.81
2026-01-1220.49
2026-01-0920.45
2026-01-0820.61
2026-01-0720.31
2026-01-0620.56
2026-01-0520.41
2026-01-0220.63
2025-12-3120.44
2025-12-3020.57
2025-12-2920.57
2025-12-2620.52
2025-12-2420.58
2025-12-2320.52
2025-12-2220.45
2025-12-1920.32
2025-12-1820.66
2025-12-1720.59
2025-12-1620.52
2025-12-1520.64
2025-12-1220.54
2025-12-1120.42
2025-12-1020.38
2025-12-0920.41
2025-12-0820.37
2025-12-0520.60
2025-12-0420.66
2025-12-0320.87
2025-12-0220.92
2025-12-0121.26
2025-11-2821.85
2025-11-2621.75
2025-11-2521.53
2025-11-2421.51
2025-11-2121.47
2025-11-2021.22
2025-11-1921.14
2025-11-1821.41
2025-11-1721.42
2025-11-1421.17
2025-11-1321.20
2025-11-1221.43
2025-11-1121.39
2025-11-1021.06
2025-11-0721.18
2025-11-0620.60
2025-11-0520.63
2025-11-0420.55
2025-11-0320.52
2025-10-3120.62
2025-10-3020.97
2025-10-2920.92
2025-10-2820.98
2025-10-2721.25
2025-10-2421.29
2025-10-2321.17
2025-10-2221.16
2025-10-2121.06
2025-10-2021.17
2025-10-1721.01
2025-10-1620.86
2025-10-1521.18
2025-10-1421.09
2025-10-1320.88
2025-10-1020.91
2025-10-0920.75
2025-10-0820.95
2025-10-0721.01
2025-10-0621.02
2025-10-0320.62
2025-10-0220.47
2025-10-0120.71
2025-09-3020.81
2025-09-2920.61
2025-09-2620.39
2025-09-2520.12
2025-09-2420.21
2025-09-2320.01
2025-09-2219.82
2025-09-1919.81
2025-09-1819.69
2025-09-1719.71
2025-09-1619.64
2025-09-1519.98
2025-09-1220.02
2025-09-1119.96
2025-09-1019.75
2025-09-0919.76
2025-09-0819.77
2025-09-0519.94
2025-09-0419.98
2025-09-0319.91
2025-09-0219.96
2025-08-2920.08
2025-08-2820.07
2025-08-2720.31
2025-08-2620.28
2025-08-2520.43
2025-08-2220.67
2025-08-2120.40
2025-08-2020.47
2025-08-1920.38
2025-08-1819.89
2025-08-1519.94
2025-08-1419.98
2025-08-1320.18
2025-08-1220.00
2025-08-1120.16
2025-08-0820.26
2025-08-0722.80
2025-08-0622.68
2025-08-0522.78
2025-08-0422.88
2025-08-0122.58
2025-07-3122.42
2025-07-3022.41
2025-07-2922.24
2025-07-2822.01
2025-07-2522.39
2025-07-2422.49
2025-07-2322.36
2025-07-2222.67
2025-07-2122.26
2025-07-1822.11
2025-07-1721.80
2025-07-1621.68
2025-07-1521.33
2025-07-1421.58
2025-07-1121.41
2025-07-1021.59
2025-07-0921.28
2025-07-0821.12
2025-07-0721.36
2025-07-0321.22
2025-07-0220.95
2025-07-0121.16
2025-06-3020.85
2025-06-2720.81
2025-06-2620.80
2025-06-2520.72
2025-06-2421.09
2025-06-2321.15
2025-06-2020.88
2025-06-1820.69
2025-06-1720.72
2025-06-1620.85
2025-06-1321.06
2025-06-1221.22
2025-06-1121.08
2025-06-1020.99
2025-06-0920.86
2025-06-0620.86
2025-06-0520.80
2025-06-0420.92
2025-06-0321.36
2025-06-0221.40
2025-05-3021.46

Showing the most recent 260 of 4,995 data points. The chart above shows the full history.

About Alliant Energy Corporation

Alliant Energy Corporation functions as a utility holding company, specializing in the provision of regulated electricity and natural gas services. Its operational structure is divided into three principal segments: Utility Electric Operations, Utility Gas Operations, and Utility Other. Through its primary subsidiary, Interstate Power and Light Company (IPL), the corporation generates and distributes electricity, and manages the distribution and transportation of natural gas to retail customers throughout Iowa. IPL also markets electricity to wholesale buyers across Minnesota, Illinois, and Iowa, and generates and supplies steam in Cedar Rapids, Iowa. Similarly, its other subsidiary, Wisconsin Power and Light Company (WPL), is responsible for electricity generation and distribution, alongside natural gas distribution and transport, for retail clients within Wisconsin. WPL additionally sells wholesale electricity in Wisconsin. As of December 31, 2021, IPL catered to approximately 500,000 retail electric customers and 225,000 natural gas customers, while WPL provided services to about 485,000 retail electric accounts and 200,000 natural gas accounts. The company's diverse retail customer base includes businesses in farming, agriculture, industrial manufacturing, chemical production, packaging, and food processing. In addition to its core utility functions, Alliant Energy owns and operates a short-line rail freight service, a multi-modal freight terminal (encompassing barge, rail, and truck operations) on the Mississippi River, and a rail-served warehouse, all located in Iowa. It further provides freight brokerage services. The company also maintains interests in a 347-megawatt (MW) natural gas-fueled electric generating unit situated near Sheboygan Falls, Wisconsin, and a 225 MW wind farm located in Oklahoma. Alliant Energy Corporation was established in 1981 and maintains its headquarters in Madison, Wisconsin.

Madison, WI
2,998 employees
Utilities / Regulated Electric
Sector
Utilities
Industry
Regulated Electric
CEO
Lisa Barton