Alliant Energy reported third-quarter 2026 GAAP earnings per share of $1.52, up from $1.09 in the third quarter of 2025. The company also narrowed its full-year 2026 ongoing earnings guidance, initiated 2027 guidance, and increased its four-year capital expenditure forecast to $15.9 billion.
Q3 2026 GAAP EPS was $1.52 compared to $1.09 in Q3 2025.
2026 ongoing EPS guidance narrowed to $3.41 - $3.46 per share.
2027 EPS guidance set at $3.63 - $3.73 per share with a dividend target of $2.25 per share.
Capital expenditures for 2027 through 2030 increased to $15.9 billion.
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From Alliant Energy's 10-Q and 10-K filings (SEC XBRL). YoY compares each quarter with the same quarter a year earlier; it is blank when the year-ago figure is missing or negative.
Annual results
Fiscal year
Revenue
Growth
EPS (diluted)
Growth
Net margin
FY2025
$4.36B
+9.6%
$3.14
+16.7%
18.6%
FY2024
$3.98B
-1.1%
$2.69
-3.2%
17.3%
FY2023
$4.03B
-4.2%
$2.78
+1.8%
17.5%
FY2022
$4.21B
+14.6%
$2.73
+3.8%
16.3%
FY2021
$3.67B
+7.4%
$2.63
+6.5%
18.4%
Frequently asked questions
When is Alliant Energy's next earnings date?
Alliant Energy has not announced a report date within the next three weeks. US companies usually report three to six weeks after each quarter ends; this page updates as soon as the date is on the calendar.
What did Alliant Energy earn last quarter?
For the quarter ended Mar 2026, Alliant Energy reported diluted EPS of $0.87 (+4.8% year over year) on revenue of $1.18B (+5.0%).
Where do these numbers come from?
Reported revenue, net income and EPS come from the company's own 10-Q and 10-K filings with the SEC (XBRL data). The report date and consensus estimate come from the Nasdaq earnings calendar.
Not investment advice. Figures can be restated by the company in later filings.