MGE ENERGY INC 8-K

What Happened MGE Energy Inc. filed an 8-K on June 23, 2026, disclosing that James J. Lorenz, Vice President — Energy Operations of Madison Gas and Electric Company, notified the company he will retire effective December 31, 2026. Mr. Lorenz will remain in his current role through that date. Effective January 1, 2027, John T. Robson, currently Assistant Vice President — Energy Engineering and Production, will be appointed Vice President — Energy Operations and will succeed Mr. Lorenz.

Key Details

• Filing date: June 23, 2026 (Form 8-K).
• Retirement effective date: December 31, 2026 (James J. Lorenz).
• Successor appointment effective: January 1, 2027 (John T. Robson).
• Robson's current role: Assistant Vice President — Energy Engineering and Production at Madison Gas and Electric Company.

Why It Matters This is an internal leadership succession in a key operational role at MGE Energy’s regulated utility affiliate. For investors, the filing confirms an orderly transition with a named, internal successor and specified effective dates, which reduces short-term uncertainty about operations leadership but does not indicate changes to financial guidance or corporate strategy. The item reported is a personnel update (Item 5.02) rather than financial results or a corporate transaction.