Alliant Energy has grown revenue 1.2% a year over three years and 5.0% a year over five, with earnings per share compounding at 7.0%. Revenue growth, 3-year annual rate: +1.2% (Utilities - Regulated Electric median +8.1%). Revenue growth, 5-year rate: +5.0%, growth has slowed since the five-year average. Earnings per share, 3-year rate: +7.0%, earnings outgrew revenue: margins or the share count worked for shareholders. Years of annual history on file: 18, FY2008 to FY2025, as filed.

LNTAlliant Energy

Utilities

$65.87+5.7% 1Y

$65.87

$62.7152 weeks$76.63

Is it growing?

Mixed

Neither accelerating nor breaking down: nothing decisive, though operating margin widening (+0.7 points).

1 good, 2 neutral

Revenue trend+8% in a year

Trailing-twelve-month revenue vs a year earlier, from the company's own filings.

Earnings trend+10% in a year

Trailing-twelve-month earnings per share against a year earlier. Growing faster than revenue, so margins or the share count are helping.

Margin direction+0.7 points operating

Trailing-twelve-month operating margin, 22.9% now against 22.2% a year earlier.

All from SEC EDGAR, as of Mar 31, 2026.

Where this answer is blind. These are trailing numbers from the filings, not forecasts: an acquisition or a one-off year can flatter them, so check the quarters.

Is LNT growing?

Alliant Energy has grown revenue 1.2% a year over three years and 5.0% a year over five, with earnings per share compounding at 7.0%.

+1.2%

Revenue growth, 3-year annual rate · Utilities - Regulated Electric median +8.1% · growing slowly · compounded from fiscal-year columns as filed

Revenue growth, 5-year rate: +5.0%
Revenue growth, 5-year rate · +1.2% over three · growth has slowed since the five-year average
Earnings per share, 3-year rate: +7.0%
Earnings per share, 3-year rate · revenue +1.2% · earnings outgrew revenue: margins or the share count worked for shareholders
Years of annual history on file: 18
Years of annual history on file · FY2008 to FY2025, as filed