0000950170-23-069643.txt : 20231212 0000950170-23-069643.hdr.sgml : 20231212 20231212150806 ACCESSION NUMBER: 0000950170-23-069643 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231211 FILED AS OF DATE: 20231212 DATE AS OF CHANGE: 20231212 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Keebler Jeffrey M CENTRAL INDEX KEY: 0001650481 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-49965 FILM NUMBER: 231480964 MAIL ADDRESS: STREET 1: 133 S BLAIR ST STREET 2: PO BOX 1231 CITY: MADISON STATE: WI ZIP: 53701-1231 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MGE ENERGY INC CENTRAL INDEX KEY: 0001161728 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC, GAS & SANITARY SERVICES [4900] IRS NUMBER: 392040501 STATE OF INCORPORATION: WI FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 133 SOUTH BLAIR STREET STREET 2: PO BOX 1231 CITY: MADISON STATE: WI ZIP: 53701-1231 BUSINESS PHONE: (608) 252-7000 MAIL ADDRESS: STREET 1: 133 SOUTH BLAIR STREET STREET 2: PO BOX 1231 CITY: MADISON STATE: WI ZIP: 53701-1231 4 1 ownership.xml 4 X0508 4 2023-12-11 0001161728 MGE ENERGY INC MGEE 0001650481 Keebler Jeffrey M 133 S BLAIR STREET PO BOX 1231 MADISON WI 53701-1231 false true false false Chairman, President & CEO false Phantom Stock Units 2023-12-11 4 A false 1391.7501 72.67 A common stock 1391.7501 1684.5884 D Each phantom stock unit has an equivalent value to one share of MGEE common stock and entitles the holder to the cash value thereof Phantom stock units were accrued under MGE's 2023 Deferred Compensation Supplemental Executive Retirement Plan (DC SERP) and are to be settled in accordance with the terms of the plan Jeffrey M. Keebler 2023-12-12