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NASDAQ · LNTUtilitiesElectric, Gas & Water Utilities

Alliant Energy Corporation Common Stock (LNT)

$73.77+2.29%
Close Nov 4, 2026 · split-adjusted
Nov 3, 2026$72.12▲ 8.50% in range
Nov 3, 2025Low $63.21 · High $78.03Nov 3, 2026
What changed · written from our data
As of Nov 4, 2026

Alliant Energy closed at $73.77 on Nov 4, up 2.29%, 5.5% below its 52-week closing high. Volume of 4.9M shares was 1.69× its 20-day average (above normal).

Split-adjusted performance: +12.6% over one month, +2.0% over six months, +11.0% over one year.

In the quarter ended Sep 30, 2026, revenue was $1.28B, up 6.2% from a year earlier, with a net margin of 31.0%.

Short interest was 27.4M shares at the Oct 15 settlement (10.6% of float, 9.8 days to cover).

Market cap$19.13B259.4M shares
Revenue · quarter$1.28B+6.2% YoY
Diluted EPS$1.52+39.4% YoY
P/E · TTM20.5×P/S 4.2×
Net margin31.0%Gross 85.3%
Dividend yield2.90%$0.535 last paid
52-week range63.21 – 78.03−5.5% from high
Volume4.9M1.69× 20-day avg
Volatility · 60d18.2%Annualised
Short % of float10.6%9.8 days to cover
Net cash-$12.68BCash $26.0M
Next earnings—Not scheduled
Split-adjusted performance
1W +6.3%1M +12.6%3M +6.1%6M +2.0%YTD +13.5%1Y +11.0%3Y +52.2%5Y +30.5%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Electric, Gas & Water Utilities

Percentile among 119 companies (100 = best)

6-month momentum60
Revenue growth47
Net margin94
Value (low P/E)53
Size67

Industry medians: 6-month return −1.0%, revenue growth +6.9%, net margin 12.0%, P/E 21.1×.

Short interest

Details →
Shares short27.4M−0.9% vs prior
Days to cover9.8Settled Oct 15
% of float10.6%
Short vol. 10d53.2%of daily volume

Closest peers by size in Electric, Gas & Water Utilities

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
LNTAlliant Energy$73.77+2.29%+2.0%+6.2%31.0%20.5$19.13B
EVRGEvergy$86.21+0.89%+6.4%+4.4%14.3%21.5$19.88BCompare
WESWestern Midstream Partners, LP$42.54−3.03%+3.1%+30.0%32.2%14.0$17.58BCompare
NRGNRG Energy$83.25−13.52%−44.7%+11.0%6.5%22.4$17.50BCompare
NINiSource$45.29+1.50%−4.7%+6.0%9.6%23.0$21.72BCompare
CMSCMS Energy$70.98+1.40%−4.1%+8.0%5.5%25.8$22.26BCompare
EIXEdison International$61.48+3.12%−10.6%−15.0%14.8%6.5$23.66BCompare
TLNTalen Energy$326.78−8.54%−20.3%+63.4%10.4%—$15.46BCompare
CLHClean Harbors$288.24−2.23%+0.1%+20.7%11.1%28.8$15.20BCompare

News about Alliant Energy

All news →
Alliant Energy Q3 Earnings Surpass Estimates, Revenues Rise Y/YZacks Investment Research · 5d ago▲ PositiveAlliant Energy (LNT) Q3 Earnings and Revenues Beat EstimatesZacks Investment Research · 6d ago▲ PositiveAlliant Energy Set to Report Q3 Earnings: What's in the Cards?Zacks Investment Research · Oct 27, 2026▲ PositiveCan Alliant Energy's Diversified Generation Portfolio Support Growth?Zacks Investment Research · Oct 12, 2026▲ PositiveAlliant Energy Corp Stock Just Hit an All-Time High. Here Are 3 Tailwinds Boosting the Stock.The Motley Fool · Mar 18, 2026▲ Positive

Quick answers

What does Alliant Energy do?
Alliant Energy is the parent of two regulated utilities, Interstate Power and Light and Wisconsin Power and Light. Together, IPL and WPL serve nearly 1 million electric customers and 425,000 natural gas-only customers.
What is LNT's market cap?
$19.13B, based on the Nov 4 close of $73.77.
What is LNT's P/E ratio?
20.5× trailing-twelve-month earnings of $934M.
Does Alliant Energy pay a dividend?
Yes. The latest regular dividend was $0.535 per share (ex-date Oct 30), an annualised yield of 2.90%.
How much of LNT is sold short?
27.4M shares, 10.6% of float, as of Oct 15, 2026.
What sector is LNT in?
Utilities, in the Electric, Gas & Water Utilities industry.

About Alliant Energy

Alliant Energy is the parent of two regulated utilities, Interstate Power and Light and Wisconsin Power and Light. Together, IPL and WPL serve nearly 1 million electric customers and 425,000 natural gas-only customers. Both subsidiaries engage in the generation and distribution of electricity and the distribution and transportation of natural gas. Alliant also owns a 16% interest in American Transmission.

HQ: Madison, WI2,948 employeesListed Jun 30, 1972alliantenergy.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology