Quick Answer
ALLIANT ENERGY CORP reported Total Assets of $24.99 billion for the year ending 2025.
- ALLIANT ENERGY CORP showed an increase of +10.0% in Total Assets from 2024 to 2025.
- This data is from ALLIANT ENERGY CORP's annual report (Form 10-K), filed with the SEC on February 20, 2026.
- XBRL data for this metric is available from 2009 to 2025 (17 years of filings). Earlier data may not exist in machine-readable XBRL format as companies adopted electronic filing at different times.
- Quarterly values from 10-Q filings: Q2 2010: $9.04 billion | Q3 2010: $9.23 billion | Q1 2011: $9.40 billion | Q2 2011: $9.30 billion | Q3 2011: $9.48 billion | Q1 2012: $9.63 billion | Q2 2012: $9.93 billion | Q3 2012: $10.25 billion | Q1 2013: $10.73 billion | Q2 2013: $10.89 billion | Q3 2013: $10.98 billion | Q1 2014: $11.12 billion | Q2 2014: $11.39 billion | Q3 2014: $11.59 billion | Q1 2015: $12.08 billion | Q2 2015: $12.31 billion | Q3 2015: $12.56 billion | Q1 2016: $12.54 billion | Q2 2016: $12.69 billion | Q3 2016: $13.03 billion | Q1 2017: $13.46 billion | Q2 2017: $13.74 billion | Q3 2017: $14.11 billion | Q1 2018: $14.24 billion | Q2 2018: $14.62 billion | Q3 2018: $15.27 billion | Q1 2019: $15.71 billion | Q2 2019: $16.12 billion | Q3 2019: $16.53 billion | Q1 2020: $16.88 billion | Q2 2020: $17.27 billion | Q3 2020: $17.54 billion | Q1 2021: $17.59 billion | Q2 2021: $17.94 billion | Q3 2021: $18.33 billion | Q1 2022: $18.84 billion | Q2 2022: $19.39 billion | Q3 2022: $20.21 billion | Q1 2023: $20.24 billion | Q2 2023: $20.38 billion | Q3 2023: $20.90 billion | Q1 2024: $21.25 billion | Q2 2024: $21.84 billion | Q3 2024: $22.83 billion | Q1 2025: $22.85 billion | Q2 2025: $23.75 billion | Q3 2025: $24.63 billion.
- Over the full 17 years of available data (2009 to 2025), ALLIANT ENERGY CORP's Total Assets has grown by 176.6%.
- Historical annual values: Fiscal year 2025: $24.99 billion | Fiscal year 2024: $22.71 billion | Fiscal year 2023: $21.24 billion | Fiscal year 2022: $20.16 billion | Fiscal year 2021: $18.55 billion | Fiscal year 2020: $17.71 billion | Fiscal year 2019: $16.70 billion | Fiscal year 2018: $15.43 billion | Fiscal year 2017: $14.19 billion | Fiscal year 2016: $13.37 billion | Fiscal year 2015: $12.50 billion | Fiscal year 2014: $12.06 billion | Fiscal year 2013: $11.09 billion | Fiscal year 2012: $10.79 billion | Fiscal year 2011: $9.69 billion | Fiscal year 2010: $9.28 billion | Fiscal year 2009: $9.04 billion.
- Data sourced from SEC EDGAR public filings as of August 4, 2026.
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