As of January 2026 MGE Energy has a market cap of โฌ2.46 Billion. This makes MGE Energy the world's 4069th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Jan 12th, 2026 the market cap of MGE Energy was reported to be: