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Alliant Energy shares outstanding LNT

Diluted shares outstanding, averaged over each quarter, from 2009.

Latest quarter, to Jun 30, 2026
260.9M
On a year earlier
+1.4%
more shares

Alliant Energy had 260.9M diluted shares outstanding on average in Q2 FY26, the quarter to Jun 30, 2026.

That is 1.4% more than a year earlier, so each share owns a little less of the company.

Shares outstanding over time

Open the interactive chart, with overlays and comparisons

Fiscal year by fiscal year

Fiscal yearShares, fourth quarterChange
FY2025258.7M+1%
FY2024257.1M+0%
FY2023256M+2%
FY2022251.5M+0%
FY2021251M+0%
FY2020250.5M+4%
FY2019241.4M+2%
FY2018235.7M+2%
FY2017231.2M+2%
FY2016227.4M+0%
FY2015226.6M+2%
FY2014221.6M−0%
FY2013221.8M+0%
FY2012221.6M+0%
FY2011221.4M+0%

Each fiscal year is the twelve months to its fourth quarter, shown as the fourth quarter's average share count.

Quarter by quarter

QuarterEndedShares outstandingOn a year earlier
Q2 FY26260.9M+1%
Q1 FY26258.8M+1%
Q4 FY25258.7M+1%
Q3 FY25257.8M+0%
Q2 FY25257.3M+0%
Q1 FY25257.2M+0%
Q4 FY24257.1M+0%
Q3 FY24256.9M+1%
Q2 FY24256.7M+2%
Q1 FY24256.5M+2%
Q4 FY23256M+2%
Q3 FY23253.8M+1%

What the shares outstanding tells you

Diluted shares outstanding, averaged over the period. Fewer shares means each one owns more of the company.

A falling count usually means buybacks. A rising one means stock pay, acquisitions paid in shares or new shares sold.

More on Alliant Energy

Valuation data, not investment advice. Prices as of . Reported figures come from the company's filings with the SEC.