MGE Energy, Inc. (Nasdaq: MGEE) today published its second-quarter 2012 financial update presentation. The presentation is available on MGE Energy's website at: http://www.mgeenergy.com/images/PDF/Presentations/Update_20120807.pdf 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 approximately $1.5 billion. It has 712 employees, more than 36,000 stockholders of record and its 2011 revenues were $546 million.