---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-048495"
form_type: "8-K"
ticker: "MGEE"
cik: "0001161728"
company_name: "MGE ENERGY INC"
filed_at: "2023-09-18T23:59:59+00:00"
generated_at: "2026-06-10T14:29:04.655346+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# MGE Energy adopts amended bylaws with universal proxy rules and exclusive forum provisions

## Summary
- Board adopted amended bylaws effective immediately on Sept 15, 2023, addressing universal proxy rules and meeting procedures.
- Shareholder nomination window for annual meetings changed to 90–120 days prior to anniversary (was 75–100).
- Exclusive forum: Wisconsin state courts for shareholder disputes; federal courts for Securities Act claims.
- New requirements: nominating shareholders must provide updated info and submit to interviews within 10 days of request.
- Plurality voting applies in director elections if shareholder nomination notice timely given and not withdrawn by 10 days before meeting notice mailing.

## SEC filing metadata
- accession: 0000950170-23-048495
- form_type: 8-K
- ticker: MGEE
- cik: 0001161728
- company_name: MGE ENERGY INC
- filed_at: 2023-09-18T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1161728/000095017023048495/0000950170-23-048495-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/61339/000095017023048495/mgee-20230915.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-048495
- JSON: https://secwatch.observer/filing/0000950170-23-048495.json
- Plain text: https://secwatch.observer/filing/0000950170-23-048495.txt

## Key facts
- Governance Changes
  MGE ENERGY INC: Adopted amended and restated bylaws effective September 15, 2023, incorporating universal proxy rule changes, updated shareholder meeting procedures, director nomination mechanics, exclusive forum provisions, and other updates (effective 2023-09-15).
  - Change: bylaw amendment
  - Effective: 2023-09-15
  source text: On September 15, 2023, in connection with the Securities and Exchange Commission rules regarding universal proxy cards and a periodic review of the bylaws of MGE Energy, Inc. (the “ Company ”), the Company’s board of directors (the “ Board ”) unanimously adopted amended and restated bylaws of the Company (the bylaws, as so amended and restated, the “ Amended and Restated Bylaws ”), effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1161728/000095017023048495/0000950170-23-048495-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.