<SEC-DOCUMENT>0001161728-23-000026-index.html : 20230329 <SEC-HEADER>0001161728-23-000026.hdr.sgml : 20230329 <ACCEPTANCE-DATETIME>20230329091758 ACCESSION NUMBER: 0001161728-23-000026 CONFORMED SUBMISSION TYPE: ARS PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20221231 FILED AS OF DATE: 20230329 DATE AS OF CHANGE: 20230329 EFFECTIVENESS DATE: 20230329 FILER: 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 FILING VALUES: FORM TYPE: ARS SEC ACT: 1934 Act SEC FILE NUMBER: 000-49965 FILM NUMBER: 23772074 BUSINESS ADDRESS: STREET 1: 133 SOUTH BLAIR STREET STREET 2: P.O. BOX 1231 CITY: MADISON STATE: WI ZIP: 53701-1231 BUSINESS PHONE: (608) 252-7000 MAIL ADDRESS: STREET 1: 133 SOUTH BLAIR STREET STREET 2: P.O. BOX 1231 CITY: MADISON STATE: WI ZIP: 53701-1231 </SEC-HEADER> <DOCUMENT> <TYPE>ARS <SEQUENCE>1 <FILENAME>f20221231_mgee_annualreport.pdf <DESCRIPTION>ANNUAL REPORT TO SECURITY HOLDERS <TEXT> Document 1 - file: f20221231_mgee_annualreport.pdf
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