A Form 4 filed with the SEC on August 20, 2026, discloses that James G. Berbee, a director of MGE Energy Inc (NASDAQ:MGEE), acquired shares of common stock on August 19, 2026.

Key Highlights

  • Reporting person: James G. Berbee, identified as a director of MGE Energy Inc.
  • Transaction: A purchase (transaction code P) of 261.3641 shares of common stock on August 19, 2026.
  • Price paid: $81.3 per share, according to the filing.
  • Post-transaction holdings: Berbee beneficially owned 9,738.2959 shares directly following the reported transaction.
  • Dividend reinvestment: The filing notes the total includes adjustments for accrued dividends pursuant to dividend reinvestment and is exempt from Section 16 under Rule 16a-11.

James G. Berbee's August 2026 Share Acquisition at MGE Energy

According to the filing, James G. Berbee, whose address is listed as 133 S Blair Street, PO Box 1231, Madison, Wisconsin 53701-1231, reported a purchase of 261.3641 shares of MGE Energy Inc common stock on August 19, 2026, at a price of $81.3 per share. The transaction code recorded is "P," indicating an open-market or direct purchase. The filing was submitted on August 20, 2026.

Following the reported transaction, the filing states that Berbee directly and beneficially owned 9,738.2959 shares of common stock. The fractional share amounts reflect, per the filing's footnote, adjustments for accrued dividends pursuant to dividend reinvestment. The filing further notes that this activity is "exempt from Sec 16 under Rule 16a-11," which the filing attributes specifically to the dividend reinvestment component.

No derivative securities transactions were reported in Table II of the form. The filing was made by one reporting person and is not an amendment to a prior Form 4. No Rule 10b5-1 plan box was checked in connection with this transaction.

What Was Disclosed

The Form 4 discloses a single open-market purchase of 261.3641 shares of MGE Energy Inc common stock by director James G. Berbee on August 19, 2026, at $81.3 per share, bringing his direct beneficial ownership to 9,738.2959 shares.