MGE Energy Declares Regular Dividend

Madison, Wis., May 17, 2022—The board of directors of MGE Energy, Inc. (Nasdaq: MGEE), today declared the regular quarterly dividend of $0.3875 per share on the outstanding shares of the company's common stock, payable June 15, 2022, to shareholders of record at the close of business June 1, 2022.

MGE Energy has increased its dividend annually for the past 46 years and has paid cash dividends for more than 110 years.

About MGE Energy

MGE Energy is a public utility holding company. Its principal subsidiary, Madison Gas and Electric (MGE), generates and distributes electricity to 159,000 customers in Dane County, Wis., and purchases and distributes natural gas to 169,000 customers in seven south-central and western Wisconsin counties.