Latest period
259M
YoY change
+0.4%
5Y CAGR
+0.7%
Peak year (FY2025)
258M
Latest annual
258M
Shares Outstanding history chart for Alliant Energy (LNT) from 2016 to 2025
Latest: 258M
Shares Outstanding growth chart for Alliant Energy (LNT) from 2016 to 2025
Latest: +0.4%
Shares Outstanding history table for Alliant Energy (LNT) from 1985 to 2025
| FY2025 | 258M | +0.4% | +1M | ||
| FY2024 | 257M | +1.4% | +3.5M | ||
| FY2023 | 253M | +0.8% | +2.1M | ||
| FY2022 | 251M | +0.2% | +500K | ||
| FY2021 | 251M | +0.8% | +2M | ||
| FY2020 | 249M | +4.1% | +9.7M | ||
| FY2019 | 239M | +2.3% | +5.4M | ||
| FY2018 | 234M | +1.7% | +3.9M | ||
| FY2017 | 230M | +1.1% | +2.6M | ||
| FY2016 | 227M | +0.8% | +1.7M | ||
| FY2015 | 225M | +1.7% | +3.8M | ||
| FY2014 | 222M | 0.0% | 0 | ||
| FY2013 | 222M | +0.0% | +64K | ||
| FY2012 | 222M | +0.1% | +136K | ||
| FY2011 | 221M | +0.2% | +358K | ||
| FY2010 | 221M | +0.2% | +338K | ||
| FY2009 | 221M | +0.0% | +88K | ||
| FY2008 | 221M | -2.0% | -4.43M | ||
| FY2007 | 225M | -4.0% | -9.34M | ||
| FY2006 | 234M | +0.3% | +794K | ||
| FY2005 | 234M | +2.7% | +6.18M | ||
| FY2004 | 227M | +12.2% | +24.6M | ||
| FY2003 | 203M | +11.9% | +21.6M | ||
| FY2002 | 181M | +12.5% | +20.1M | ||
| FY2001 | 161M | +1.6% | +2.57M | ||
| FY2000 | 159M | +1.2% | +1.88M | ||
| FY1999 | 157M | +1.8% | +2.81M | ||
| FY1998 | 154M | +148.9% | +92M | ||
| FY1997 | 61.8M | +0.5% | +278K | ||
| FY1996 | 61.5M | -0.1% | -32.8K | ||
| FY1995 | 61.5M | +0.5% | +327K | ||
| FY1994 | 61.2M | +3.3% | +1.98M | ||
| FY1993 | 59.2M | +9.6% | +5.21M | ||
| FY1992 | 54M | +1.1% | +613K | ||
| FY1991 | 53.4M | +0.1% | +52.4K | ||
| FY1990 | 53.4M | -0.0% | -4.65K | ||
| FY1989 | 53.4M | +0.5% | +249K | ||
| FY1988 | 53.1M | +0.4% | +235K | ||
| FY1987 | 52.9M | -0.2% | -106K | ||
| FY1986 | 53M | +0.2% | +127K | ||
| FY1985 | 52.9M | — | — |
- FY2025258M+0.4%
- FY2024257M+1.4%
- FY2023253M+0.8%
- FY2022251M+0.2%
- FY2021251M+0.8%
- FY2020249M+4.1%
- FY2019239M+2.3%
- FY2018234M+1.7%
- FY2017230M+1.1%
- FY2016227M+0.8%
- FY2015225M+1.7%
- FY2014222M0.0%
- FY2013222M+0.0%
- FY2012222M+0.1%
- FY2011221M+0.2%
- FY2010221M+0.2%
- FY2009221M+0.0%
- FY2008221M-2.0%
- FY2007225M-4.0%
- FY2006234M+0.3%
- FY2005234M+2.7%
- FY2004227M+12.2%
- FY2003203M+11.9%
- FY2002181M+12.5%
- FY2001161M+1.6%
- FY2000159M+1.2%
- FY1999157M+1.8%
- FY1998154M+148.9%
- FY199761.8M+0.5%
- FY199661.5M-0.1%
- FY199561.5M+0.5%
- FY199461.2M+3.3%
- FY199359.2M+9.6%
- FY199254M+1.1%
- FY199153.4M+0.1%
- FY199053.4M-0.0%
- FY198953.4M+0.5%
- FY198853.1M+0.4%
- FY198752.9M-0.2%
- FY198653M+0.2%
- FY198552.9M—
Shares Outstanding values are taken from Alliant Energy's reported income statements (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
About Shares Outstanding at Alliant Energy (LNT)
According to Alliant Energy's latest reported financial statements, the company's latest reported diluted shares outstanding is 259M. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
The 2025 reading of Alliant Energy (LNT) diluted shares outstanding is 258M – edged up 0.4% year-over-year.
Alliant Energy diluted shares outstanding compound annual growth for the 2020–2025 (5 years) window is +0.7%, sustaining 11 straight years of year-over-year growth.
The record annual diluted shares outstanding stands at 258M, reached in 2025; the historical low of 52.9M was recorded in 1985.
Alliant Energy Shares Outstanding by Year
Alliant Energy Shares Outstanding 2025: 258M
2025's diluted shares outstanding for Alliant Energy came in at 258M, edged up 0.4% from 2024. This figure represents the highest annual value in the available history.
Alliant Energy Shares Outstanding 2024: 257M
Alliant Energy posted diluted shares outstanding of 257M in 2024, edged up 1.4% from 2023.
Alliant Energy Shares Outstanding 2023: 253M
In 2023, Alliant Energy reported diluted shares outstanding of 253M, edged up 0.8% from 2022.
Alliant Energy Shares Outstanding 2022: 251M
Alliant Energy diluted shares outstanding in 2022 was 251M, edged up 0.2% from 2021.
Alliant Energy Shares Outstanding 2021: 251M
Alliant Energy diluted shares outstanding in 2021 was 251M.
See more financial history for Alliant Energy (LNT).
Sector peers by Shares Outstanding
Utilities peers of Alliant Energy (LNT), ranked by their latest diluted shares outstanding
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Alliant Energy (LNT) Key Financials
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- Stock Split History2 splits
How this company returns cash to shareholders — buybacks, dividends, and stock splits.