MGE ENERGY INC — SCHEDULE 13G/A Filings
2 SCHEDULE 13G/A filings on record
This page lists all SCHEDULE 13G/A filings submitted to the SEC by MGE ENERGY INC (MGEE), sorted by most recent first. Each row links to the full filing on EdgarLookup. MGE ENERGY INC has filed 2 SCHEDULE 13G/A documents with the SEC since 2001. To view all SEC filings by MGE ENERGY INC, see the full filings list.
All
10-K
10-Q
10-Q/A
3
3/A
4
4/A
424B2
424B3
424B5
425
8-K
8-K/A
8-K12G3
ARS
CORRESP
DEF 14A
DEFA14A
DEFR14A
FWP
POS AM
PRE 14A
PX14A6G
S-3
S-3ASR
S-3DPOS
S-4
S-4/A
S-8
SC 13G
SC 13G/A
SCHEDULE 13G/A
U-3A-2
U-3A-2/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-001852 | Mar 27, 2026 | — |
| SCHEDULE 13G/A | — | 0002012383-25-002603 | Oct 17, 2025 | — |