Ticker League

Current

$2.94B

As of Jul 29, 2026

5-Year Average

$2.89B

All-Time High

$3.92B

Nov 13, 2024

All-Time Low

$431M

Jul 23, 2002

Market cap daily chart for MGE Energy (MGEE)

Aug 2, 2021 – Jul 29, 2026 · 1,253 trading days

Market Cap growth chart for MGE Energy (MGEE) from 2017 to 2026

Latest: +2.5%

Market Cap history table for MGE Energy (MGEE) from 1985 to 2026

  • 2026$2.94B+2.5%
  • 2025$2.87B-15.8%
  • 2024$3.41B+30.1%
  • 2023$2.62B+2.7%
  • 2022$2.55B-14.4%
  • 2021$2.97B+19.3%
  • 2020$2.49B-8.7%
  • 2019$2.73B+31.5%
  • 2018$2.08B-5.0%
  • 2017$2.19B-3.4%
  • 2016$2.26B+40.7%
  • 2015$1.61B+1.7%
  • 2014$1.58B+18.5%
  • 2013$1.33B+13.3%
  • 2012$1.18B+8.9%
  • 2011$1.08B+9.4%
  • 2010$988M+19.9%
  • 2009$825M+12.6%
  • 2008$733M-4.1%
  • 2007$763M+1.5%
  • 2006$752M+8.5%
  • 2005$693M+0.6%
  • 2004$689M+22.4%
  • 2003$563M+21.4%
  • 2002$464M+4.2%
  • 2001$445M+20.0%
  • 2000$371M+14.0%
  • 1999$325M-11.2%
  • 1998$366M-0.9%
  • 1997$370M+13.6%
  • 1996$325M-13.1%
  • 1995$374M+7.9%
  • 1994$347M-3.8%
  • 1993$361M+3.2%
  • 1992$350M+6.5%
  • 1991$328M+39.4%
  • 1990$235M-3.0%
  • 1989$243M+17.7%
  • 1988$206M-3.8%
  • 1987$214M-5.8%
  • 1986$227M+28.2%
  • 1985$177M

Market Cap values are taken from MGE Energy's reported income statements (share counts) and end-of-day prices (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 Market Cap at MGE Energy (MGEE)

According to MGE Energy's latest reported financial statements, the company's latest reported market cap is $2.83B. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

MGE Energy (MGEE) most recent annual market cap stands at $2.94B (2026) – edged up 2.5% year-over-year.

Across 2021–2026 (5 years), MGE Energy market cap produced a CAGR of -0.2% – with a net decline across the window.

MGE Energy market cap declined from $3.41B in 2024 to $2.94B in 2026, a 13.6% drawdown.

The highest annual market cap of $3.41B was reported in 2024. The lowest in the available history was $177M in 1985.

MGE Energy Market Cap by Year

MGE Energy Market Cap 2026: $2.94B

MGE Energy market cap in 2026 was $2.94B, edged up 2.5% from 2025.

MGE Energy Market Cap 2025: $2.87B

2025's market cap for MGE Energy came in at $2.87B, declined 15.8% below 2024.

MGE Energy Market Cap 2024: $3.41B

MGE Energy posted market cap of $3.41B in 2024, surged 30.1% from 2023. This figure represents the highest annual value in the available history.

MGE Energy Market Cap 2023: $2.62B

In 2023, MGE Energy reported market cap of $2.62B, edged up 2.7% from 2022.

MGE Energy Market Cap 2022: $2.55B

MGE Energy market cap in 2022 was $2.55B.

See more financial history for MGE Energy (MGEE).

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