# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001193125-26-333969
Filing Date
2026-08-05
Accepted
2026-08-05 08:37:16
Documents
79
Period of Report
2026-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | mgee-20260630.htm iXBRL | 10-Q | 5788700
2 | EX-10.1 | mgee-ex10_1.htm | EX-10.1 | 76335
3 | EX-31.1 | mgee-ex31_1.htm | EX-31.1 | 15324
4 | EX-31.2 | mgee-ex31_2.htm | EX-31.2 | 15496
5 | EX-31.3 | mgee-ex31_3.htm | EX-31.3 | 15332
6 | EX-31.4 | mgee-ex31_4.htm | EX-31.4 | 15472
7 | EX-32.1 | mgee-ex32_1.htm | EX-32.1 | 8862
8 | EX-32.2 | mgee-ex32_2.htm | EX-32.2 | 8862
9 | EX-32.3 | mgee-ex32_3.htm | EX-32.3 | 8870
10 | EX-32.4 | mgee-ex32_4.htm | EX-32.4 | 9010
| Complete submission text file | 0001193125-26-333969.txt |  | 22812022

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
11 | XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT | mgee-20260630.xsd | EX-101.SCH | 1818362
83 | EXTRACTED XBRL INSTANCE DOCUMENT | mgee-20260630_htm.xml | XML | 6288961

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: 10-Q | Act: 34 | File No.: 000-01125 | Film No.: 261241476
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: 10-Q | Act: 34 | File No.: 000-49965 | Film No.: 261241475
SIC: 4900 Electric, Gas & Sanitary Services
(CF Office: 01 Energy & Transportation)