# Alliant Energy (LNT) financial history Canonical page: https://stockvaluelens.com/stocks/lnt/ - **Free, including exports:** All current charts and CSV/PNG exports are free. No account or subscription required. - **Long annual histories:** LNT: 13 annual diluted EPS observations \(2008-12-31–2025-12-31\); 10 annual FCF/share observations \(2009-12-31–2022-12-31\). Coverage varies by metric; histories may have gaps. - **Historical weekly prices:** LNT: weekly price observations from 2005-02-25 through 2026-05-08. Prices are historical, not live quotes. - **Filing-linked financial data:** EPS facts link to SEC filings. FCF/share is derived from reported cash-flow inputs and diluted shares. Historical prices come from Stooq. Company: ALLIANT ENERGY CORP; exchange: Nasdaq; currency: USD; CIK: 352541. Sector: Utilities; industry: Electric Utilities. Financial database built: 2026-08-27T16:05:05Z. Latest stored price: 2026-05-08. Membership as of 2026-10-08. These dates describe different inputs. Historical research only, not live quotes or investment advice. Adjusted prices are approximations when validated split-only prices are unavailable. Missing values are unavailable, not zero. FCF is derived from reported operating cash flow minus capex; per-share FCF uses matching diluted shares. Annual rows may include filings newer than the price history. [Raw JSON with full precision, price history and source provenance](https://stockvaluelens.com/data/companies/LNT.json) · [Methodology](https://stockvaluelens.com/methodology/index.md) · [Sources and limitations](https://stockvaluelens.com/sources/index.md) ## Annual financial observations Per-share figures are in USD/share; FCF total is in USD. Values retain stored precision. Latest fiscal period first. | Fiscal year | Fiscal end | Basic EPS | Diluted EPS | FCF / share | FCF total | Dividend / share | Filing sources | | --- | --- | --- | --- | --- | --- | --- | --- | | 2025 | 2025-12-31 | 3.15 | 3.14 | Unavailable | Unavailable | 2.03 | [Basic EPS, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html); [Diluted EPS, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html); [Dividend, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html) | | 2024 | 2024-12-31 | 2.69 | 2.69 | Unavailable | Unavailable | 1.92 | [Basic EPS, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html); [Diluted EPS, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html); [Dividend, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html) | | 2023 | 2023-12-31 | 2.78 | 2.78 | Unavailable | Unavailable | 1.81 | [Basic EPS, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html); [Diluted EPS, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html); [Dividend, filed 2026-02-20](https://www.sec.gov/Archives/edgar/data/352541/000035254126000007/0000352541-26-000007-index.html) | | 2022 | 2022-12-31 | 2.73 | 2.73 | -3.9729299363057327 | -998000000 | 1.71 | [Basic EPS, filed 2025-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254125000014/0000352541-25-000014-index.html); [Diluted EPS, filed 2025-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254125000014/0000352541-25-000014-index.html); [Operating cash flow, filed 2025-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254125000014/0000352541-25-000014-index.html); [Capex, filed 2023-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254123000017/0000352541-23-000017-index.html); [Dividend, filed 2025-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254125000014/0000352541-25-000014-index.html) | | 2021 | 2021-12-31 | 2.63 | 2.63 | -2.3414439569206222 | -587000000 | 1.61 | [Basic EPS, filed 2024-02-16](https://www.sec.gov/Archives/edgar/data/352541/000035254124000014/0000352541-24-000014-index.html); [Diluted EPS, filed 2024-02-16](https://www.sec.gov/Archives/edgar/data/352541/000035254124000014/0000352541-24-000014-index.html); [Operating cash flow, filed 2024-02-16](https://www.sec.gov/Archives/edgar/data/352541/000035254124000014/0000352541-24-000014-index.html); [Capex, filed 2023-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254123000017/0000352541-23-000017-index.html); [Dividend, filed 2024-02-16](https://www.sec.gov/Archives/edgar/data/352541/000035254124000014/0000352541-24-000014-index.html) | | 2020 | 2020-12-31 | 2.47 | 2.47 | -3.478086047446723 | -865000000 | 1.52 | [Basic EPS, filed 2023-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254123000017/0000352541-23-000017-index.html); [Diluted EPS, filed 2023-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254123000017/0000352541-23-000017-index.html); [Operating cash flow, filed 2023-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254123000017/0000352541-23-000017-index.html); [Capex, filed 2023-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254123000017/0000352541-23-000017-index.html); [Dividend, filed 2023-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254123000017/0000352541-23-000017-index.html) | | 2019 | 2019-12-31 | 2.34 | 2.33 | -4.100418410041841 | -980000000 | 1.42 | [Basic EPS, filed 2022-02-18](https://www.sec.gov/Archives/edgar/data/352541/000035254122000020/0000352541-22-000020-index.html); [Diluted EPS, filed 2022-02-18](https://www.sec.gov/Archives/edgar/data/352541/000035254122000020/0000352541-22-000020-index.html); [Operating cash flow, filed 2022-02-18](https://www.sec.gov/Archives/edgar/data/352541/000035254122000020/0000352541-22-000020-index.html); [Capex, filed 2022-02-18](https://www.sec.gov/Archives/edgar/data/352541/000035254122000020/0000352541-22-000020-index.html); [Dividend, filed 2022-02-18](https://www.sec.gov/Archives/edgar/data/352541/000035254122000020/0000352541-22-000020-index.html) | | 2018 | 2018-12-31 | 2.19 | 2.19 | -4.734589041095891 | -1106000000 | 1.34 | [Basic EPS, filed 2021-02-19](https://www.sec.gov/Archives/edgar/data/352541/000035254121000022/0000352541-21-000022-index.html); [Diluted EPS, filed 2021-02-19](https://www.sec.gov/Archives/edgar/data/352541/000035254121000022/0000352541-21-000022-index.html); [Operating cash flow, filed 2021-02-19](https://www.sec.gov/Archives/edgar/data/352541/000035254121000022/0000352541-21-000022-index.html); [Capex, filed 2021-02-19](https://www.sec.gov/Archives/edgar/data/352541/000035254121000022/0000352541-21-000022-index.html); [Dividend, filed 2021-02-19](https://www.sec.gov/Archives/edgar/data/352541/000035254121000022/0000352541-21-000022-index.html) | | 2017 | 2017-12-31 | 1.99 | 1.99 | -4.1153678711362645 | -945300000 | 1.26 | [Basic EPS, filed 2020-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254120000021/0000352541-20-000021-index.html); [Diluted EPS, filed 2020-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254120000021/0000352541-20-000021-index.html); [Operating cash flow, filed 2020-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254120000021/0000352541-20-000021-index.html); [Capex, filed 2020-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254120000021/0000352541-20-000021-index.html); [Dividend, filed 2020-02-21](https://www.sec.gov/Archives/edgar/data/352541/000035254120000021/0000352541-20-000021-index.html) | | 2016 | 2016-12-31 | Unavailable | Unavailable | Unavailable | -804000000 | 1.175 | [Operating cash flow, filed 2019-02-22](https://www.sec.gov/Archives/edgar/data/352541/000035254119000013/0000352541-19-000013-index.html); [Capex, filed 2019-02-22](https://www.sec.gov/Archives/edgar/data/352541/000035254119000013/0000352541-19-000013-index.html); [Dividend, filed 2019-02-22](https://www.sec.gov/Archives/edgar/data/352541/000035254119000013/0000352541-19-000013-index.html) | | 2015 | 2015-12-31 | Unavailable | Unavailable | Unavailable | -163100000 | 1.1 | [Operating cash flow, filed 2018-02-23](https://www.sec.gov/Archives/edgar/data/352541/000035254118000019/0000352541-18-000019-index.html); [Capex, filed 2018-02-23](https://www.sec.gov/Archives/edgar/data/352541/000035254118000019/0000352541-18-000019-index.html); [Dividend, filed 2018-02-23](https://www.sec.gov/Archives/edgar/data/352541/000035254118000019/0000352541-18-000019-index.html) | | 2014 | 2014-12-31 | Unavailable | Unavailable | Unavailable | -11200000 | 1.02 | [Operating cash flow, filed 2017-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254117000017/0000352541-17-000017-index.html); [Capex, filed 2017-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254117000017/0000352541-17-000017-index.html); [Dividend, filed 2017-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254117000017/0000352541-17-000017-index.html) | | 2013 | 2013-12-31 | Unavailable | Unavailable | Unavailable | -67300000 | 0.1175 | [Operating cash flow, filed 2016-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254116000076/0000352541-16-000076-index.html); [Capex, filed 2016-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254116000076/0000352541-16-000076-index.html); [Dividend, filed 2016-02-24](https://www.sec.gov/Archives/edgar/data/352541/000035254116000076/0000352541-16-000076-index.html) | | 2012 | 2012-12-31 | Unavailable | Unavailable | -0.17886483460927344 | -317000000 | 0.1125 | [Operating cash flow, filed 2015-02-25](https://www.sec.gov/Archives/edgar/data/352541/000035254115000005/0000352541-15-000005-index.html); [Capex, filed 2015-02-25](https://www.sec.gov/Archives/edgar/data/352541/000035254115000005/0000352541-15-000005-index.html); [Dividend, filed 2013-02-26](https://www.sec.gov/Archives/edgar/data/352541/000035254113000007/0000352541-13-000007-index.html) | | 2011 | 2011-12-31 | 0.17125 | 0.17125 | 0.0165457453152388 | 29300000 | 0.10625 | [Basic EPS, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Diluted EPS, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Operating cash flow, filed 2014-02-25](https://www.sec.gov/Archives/edgar/data/352541/000035254114000006/0000352541-14-000006-index.html); [Capex, filed 2014-02-25](https://www.sec.gov/Archives/edgar/data/352541/000035254114000006/0000352541-14-000006-index.html); [Dividend, filed 2013-02-26](https://www.sec.gov/Archives/edgar/data/352541/000035254113000007/0000352541-13-000007-index.html) | | 2010 | 2010-12-31 | 0.1625 | 0.1625 | 0.06672939984256386 | 118000000 | 0.09875 | [Basic EPS, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Diluted EPS, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Operating cash flow, filed 2013-02-26](https://www.sec.gov/Archives/edgar/data/352541/000035254113000007/0000352541-13-000007-index.html); [Capex, filed 2013-02-26](https://www.sec.gov/Archives/edgar/data/352541/000035254113000007/0000352541-13-000007-index.html); [Dividend, filed 2013-02-26](https://www.sec.gov/Archives/edgar/data/352541/000035254113000007/0000352541-13-000007-index.html) | | 2009 | 2009-12-31 | 0.063125 | 0.063125 | -0.3089545273307235 | -545500000 | 0.09375 | [Basic EPS, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Diluted EPS, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Operating cash flow, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Capex, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html); [Dividend, filed 2012-02-27](https://www.sec.gov/Archives/edgar/data/352541/000119312512081622/0001193125-12-081622-index.html) | | 2008 | 2008-12-31 | 0.163125 | 0.163125 | Unavailable | Unavailable | 0.0875 | [Basic EPS, filed 2011-02-28](https://www.sec.gov/Archives/edgar/data/352541/000119312511049662/0001193125-11-049662-index.html); [Diluted EPS, filed 2011-02-28](https://www.sec.gov/Archives/edgar/data/352541/000119312511049662/0001193125-11-049662-index.html); [Dividend, filed 2011-02-28](https://www.sec.gov/Archives/edgar/data/352541/000119312511049662/0001193125-11-049662-index.html) |