Alliant Energy (LNT) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

Alliant Energy

NasdaqGS•Utilities•Utilities - Regulated Electric

$66.11+0.12(<0.01%)Pre-market

Market Cap

$17.23B

P/E

21.1x

P/S

3.9x

P/B

2.3x

Alliant Energy Corporation operates as a utility holding company that provides regulated electric and natural gas services in the United States. It operates through IPL and WPL segments. The company's IPL segment engages primarily in the generation and distribution of electricity and the distribution and transportation of natural gas to retail customers in select markets in Iowa. This segment also sells electricity to wholesale customers in Minnesota, Illinois and Iowa; and generates and distributes steam for two customers in Cedar Rapids, Iowa. Its WPL segment generates and distributes electricity, and distributes and transports natural gas to retail customers in select markets in Wisconsin; and sells electricity to wholesale customers in Wisconsin. It serves retail customers in the farming, agriculture, industrial manufacturing, chemical, packaging, and food industries, as well as wholesale customers comprising municipalities and rural electric cooperatives. In addition, the company owns and operates a short-line rail freight service in Iowa; a Mississippi River barge, rail, and truck freight terminal in Illinois; freight brokerage services; wind turbine blade recycling services; and a rail-served warehouse in Iowa. Further, it holds interests in a natural gas-fired electric generating unit near Sheboygan Falls, Wisconsin; and a wind farm located in Oklahoma. The company was formerly known as Interstate Energy Corp. and changed its name to Alliant Energy Corporation in May 1999. Alliant Energy Corporation is headquartered in Madison, Wisconsin.

How this company scores

AverageMetricSide Score: 40/100

Strongest: Profitability (14/25); weakest: Cash & Earnings Quality (3/25).

Profitability14/25

Growth14/25

Balance Sheet & Red Flags9/25

Cash & Earnings Quality3/25

Strengths

Strong marginsConsistent growth

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/E · 21.1x5y range 14.3x – 45.3x

Currently near its 20-quarter median.

P/S · 3.9x5y range 3.0x – 4.2x

Currently near its 20-quarter median.

P/B · 2.3x5y range 1.8x – 2.6x

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

High Risk

Margin Pressure

Watch

Operating margins declined 10.5% — watch for continued compression, which may signal competitive or cost pressure.

Earnings Quality

Red Flag

Free cash flow has been negative in 7 of the last 8 quarters — earnings are not translating to cash.

Price & Volume

Market Cap $17.23B

Metrics at a Glance

as of June 2026

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue: $4.43B
Q. Revenue: $971.00M
TTM EBITDA: $1.85B
TTM Op. Income: $979.00M
Q. Op. Income: $185.00M
TTM Net Income: $817.00M
Q. Net Income: $170.00M
EPS: $0.66
Shares Out.: $258.50M

$4.43B in TTM revenue grew 6.8% YoY, reaching $971.00M last quarter. TTM EBITDA of $1.85B and TTM operating income of $979.00M show growth is flowing through to the bottom line. TTM net income of $817.00M means revenue is converting into profit. Across the last 8 quarters, TTM revenue has risen for 7 consecutive quarters — an improving trend.

Margins

Gross, EBITDA, operating, and net margin trends

Gross Margin: 84.0%
EBITDA Margin: 41.7%
Op. Margin: 19.1%
Net Margin: 17.5%

Op. margin of 19.1% is down 4.2% YoY — costs are rising relative to revenue. Net margin at 17.5% and gross margin of 84.0% show how much of each revenue dollar survives to profit. Over the past year, operating margin is down 18% — a weakening trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio: 21.1x
P/S Ratio: 3.9x
P/B Ratio: 2.3x

At 21.1x P/E, the stock trades within typical market levels. P/S of 3.9x and P/B of 2.3x provide additional context. Use the growth and margin sections to judge whether the multiple is justified. Over the past year, P/E is up 25% — an improving trend.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets: $25.32B
Cash: $25.00M
Long-Term Debt: $10.64B
Book Value: $7.53B
D/E Ratio: 1.4
Debt/EBITDA: 26.3

With $25.32B in assets and $10.64B in long-term debt, D/E is 1.4and book value is $7.53B — moderate leverage. Across the last 8 quarters, debt/equity has fallen for 2 consecutive quarters — an improving trend.

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow: $113.00M
TTM Free Cash Flow: $-1.06B
FCF Margin: -23.8%
FCF / Net Income: -1.3

TTM FCF of $-1.06B on $113.00M in operating cash flow. The FCF / Net Income ratio of -1.3x means the business consumes cash — it is not yet self-funding. Over the past year, free cash flow is up 0% — a weakening trend.