ALLIANT ENERGY CORP Earnings Per Share Diluted

Quick Answer

ALLIANT ENERGY CORP reported Earnings Per Share Diluted of $3.14 per share for the year ending 2025.

  • ALLIANT ENERGY CORP showed an increase of +16.7% in Earnings Per Share Diluted 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 2008 to 2025 (13 years of filings). Earlier data may not exist in machine-readable XBRL format as companies adopted electronic filing at different times.
  • Over the full 13 years of available data (2008 to 2025), ALLIANT ENERGY CORP's Earnings Per Share Diluted has grown by 20.3%.
  • Historical annual values: Fiscal year 2025: $3.14 per share | Fiscal year 2024: $2.69 per share | Fiscal year 2023: $2.78 per share | Fiscal year 2022: $2.73 per share | Fiscal year 2021: $2.63 per share | Fiscal year 2020: $2.47 per share | Fiscal year 2019: $2.33 per share | Fiscal year 2018: $2.19 per share | Fiscal year 2017: $1.99 per share | Fiscal year 2011: $2.74 per share | Fiscal year 2010: $2.60 per share | Fiscal year 2009: $1.01 per share | Fiscal year 2008: $2.61 per share.
  • Data sourced from SEC EDGAR public filings as of June 21, 2026.

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