Alliant Energy Corporation Shares Outstanding 2008–2025
Alliant Energy Corporation reported 257.1M of shares outstanding for fiscal 2025. That was 0.2% higher than fiscal 2024. Compared with fiscal 2020, the change was +2.9%. A rising share count can dilute per-share ownership; the filings should be checked for issuance and stock-compensation details.
| Fiscal year | Shares Outstanding | Change (YoY) |
|---|---|---|
| FY 2025 | 257.1M | +0.2% |
| FY 2024 | 256.7M | +0.2% |
| FY 2023 | 256.1M | +2.0% |
| FY 2022 | 251.1M | +0.3% |
| FY 2021 | 250.5M | +0.2% |
| FY 2020 | 249.9M | +2.0% |
| FY 2019 | 245.0M | +3.8% |
| FY 2018 | 236.1M | +2.0% |
| FY 2017 | 231.3M | +1.6% |
| FY 2016 | 227.7M | +0.3% |
| FY 2015 | 226.9M | +2.3% |
| FY 2014 | 221.9M | -0.0% |
| FY 2013 | 221.9M | -0.0% |
| FY 2012 | 222.0M | -0.0% |
| FY 2011 | 222.0M | +0.1% |
| FY 2010 | 221.8M | +0.2% |
| FY 2009 | 221.3M | +0.2% |
| FY 2008 | 220.9M | — |
Source: Alliant Energy Corporation SEC filings — balance sheet (10-K), split-adjusted. Computed deterministically; refreshed nightly (last updated August 2, 2026). Open LNT 10-K filings at SEC EDGAR · Methodology · Download CSV.
How to read this history
Alliant Energy Corporation reported 257.1M of shares outstanding for fiscal 2025. That was 0.2% higher than fiscal 2024. Compared with fiscal 2020, the change was +2.9%. A rising share count can dilute per-share ownership; the filings should be checked for issuance and stock-compensation details. Values remain missing when the cached filing does not disclose a comparable line item; they are never estimated. Stock splits, reorganizations and fiscal-calendar changes can reduce comparability.
Prepared and reviewed by the stockportfolio.pro research desk. Corrections: support@stockportfolio.pro.
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What is Alliant Energy Corporation's shares outstanding?
Alliant Energy Corporation (LNT) reported shares outstanding of 257.1M for fiscal year 2025, per its SEC filings.
How has Alliant Energy Corporation's shares outstanding changed over time?
Between fiscal 2008 and 2025, LNT's shares outstanding grew at roughly 0.9% per year (compound annual rate), from 220.9M to 257.1M.
Where does this data come from?
Figures are computed from Alliant Energy Corporation's official SEC filings (balance sheet (10-K), split-adjusted), refreshed nightly. Not investment advice.
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