Form 8-K - Current report:
SEC Accession No. 0001193125-26-167047
Filing Date
2026-04-21
Accepted
2026-04-21 16:45:30
Documents
9
Period of Report
2026-04-17
Items
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K mgee-20260417.htm   iXBRL 8-K 69236
  Complete submission text file 0001193125-26-167047.txt   217333

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT mgee-20260417.xsd EX-101.SCH 50620
12 EXTRACTED XBRL INSTANCE DOCUMENT mgee-20260417_htm.xml XML 7407
Mailing Address PO BOX 1231 MADISON WI 53701-1231
Business Address 133 SOUTH BLAIR STREET PO BOX 1231 MADISON WI 53701-1231 (608) 252-7000
MADISON GAS & ELECTRIC CO (Filer) CIK: 0000061339 (see all company filings)

EIN.: 390444025 | State of Incorp.: WI | Fiscal Year End: 1025
Type: 8-K | Act: 34 | File No.: 000-01125 | Film No.: 26880170
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)

Mailing Address 133 SOUTH BLAIR STREET PO BOX 1231 MADISON WI 53701-1231
Business Address 133 SOUTH BLAIR STREET PO BOX 1231 MADISON WI 53701-1231 (608) 252-7000
MGE ENERGY INC (Filer) CIK: 0001161728 (see all company filings)

EIN.: 392040501 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 000-49965 | Film No.: 26880169
SIC: 4900 Electric, Gas & Sanitary Services
(CF Office: 01 Energy & Transportation)