Market Cap

MGE Energy, Inc. Market Capitalization:

$2.87 Billion

USD as of Jan. 1, 2026

business MGE Energy, Inc. Company Profile

MGE Energy, Inc. Main Stock Listing

NASDAQ: MGEE

Market Capitalization History of MGE Energy, Inc.

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Top Competitors by Market Capitalization

Industry: Utilities—Diversified
Company Market Cap (USD)
Iberdrola, SA $146.18 B
Enel SpA $106.27 B
National Grid plc $77.12 B
Engie SA $65.60 B
PacifiCorp $65.07 B
Sector: Utilities
Company Market Cap (USD)
NextEra Energy $168.55 B
Iberdrola, SA $146.18 B
Siemens Energy $123.41 B
Constellation Energy $114.42 B
Enel SpA $106.27 B

Yearly evolution of MGE Energy, Inc. market cap

Date Market Cap YoY Change
Jan. 1, 2026 $2.87 B -9.17%
Jan. 1, 2025 $3.16 B 21.88%
Jan. 1, 2024 $2.59 B 3.36%
Jan. 1, 2023 $2.51 B -7.71%
Jan. 1, 2022 $2.71 B 21.59%
Jan. 1, 2021 $2.23 B -20.33%
Jan. 1, 2020 $2.80 B 24.29%
Jan. 1, 2019 $2.25 B 7.54%
Jan. 1, 2018 $2.10 B -6.05%
Jan. 1, 2017 $2.23 B 31.37%
Jan. 1, 2016 $1.70 B 5.56%
Jan. 1, 2015 $1.61 B 20.92%
Jan. 1, 2014 $1.33 B 8.68%
Jan. 1, 2013 $1.22 B 16.79%
Jan. 1, 2012 $1.05 B 10.22%
Jan. 1, 2011 $951.2 M 21.75%
Jan. 1, 2010 $781.3 M 4.31%
Jan. 1, 2009 $749.0 M -2.17%
Jan. 1, 2008 $765.6 M -4.21%
Jan. 1, 2007 $799.3 M -0.90%
Jan. 1, 2006 $806.5 M -3.90%
Jan. 1, 2005 $839.2 M 14.66%
Jan. 1, 2004 $732.0 M 15.74%
Jan. 1, 2003 $632.4 M 5.58%
Jan. 1, 2002 $599.0 M 14.55%
Jan. 1, 2001 $522.9 M

Market capitalization is calculated from the opening stock price at the beginning of each year.

MGE Energy, Inc. Categories

United States languages Utilities languages Utilities—Diversified
United States Utilities United States Utilities—Diversified

Stocks & Indices

MGE Energy, Inc. has the following listings and related stock indices.


Stock: NASDAQ: MGEE

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.