MGE Energy, Inc. (Nasdaq: MGEE), highlights 50 consecutive years of dividend increases in its investor newsletter, Inside View, which also includes the following topics:

• Second-quarter earnings.
• Partnership with Madison Metropolitan Sewerage District to grow local solar.
• Capital investment focused on sustainability and reliability.
• Regulatory approval of innovative energy storage project.
• Investor Center™ mobile app now available.

The newsletter is available on MGE Energy's website at:

https://www.mgeenergy.com/insideview

Inside View is published periodically to provide investors with information about MGE Energy and its primary subsidiary, Madison Gas and Electric.

About MGE Energy

MGE Energy is an investor-owned public utility holding company headquartered in the state capital of Madison, Wis. It is the parent company of Madison Gas and Electric, which generates and distributes electricity in Dane County, Wis., and purchases and distributes natural gas in seven south-central and western Wisconsin counties. MGE Energy's assets total more than $2.8 billion, and its 2024 revenues were approximately $677 million.

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