MGE ENERGY INC — Investor Relations & Filings
MGE Energy, Inc. is a public utility holding company. Its principal subsidiary, Madison Gas and Electric Company (MGE), generates and distributes electricity and purchases and distributes natural gas. The company serves residential and commercial customers in south-central and western Wisconsin, providing electricity to approximately 167,000 customers in Dane County and natural gas to 178,000 customers in its service area. MGE Energy utilizes a diverse energy portfolio and is actively investing in renewable sources, including solar, wind, and battery storage systems, to enhance its generation capacity. The company focuses on providing safe and reliable energy services.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K | 2026-05-22 | English | |
| 8-K - MGE ENERGY INC (0001161728) (Filer) | 2026-05-08 | English | |
| 424B5 - MGE ENERGY INC (0001161728) (Filer) | 2026-05-07 | English | |
| 8-K - MGE ENERGY INC (0001161728) (Filer) | 2026-05-05 | English | |
| 10-Q - MGE ENERGY INC (0001161728) (Filer) | 2026-05-05 | English | |
| ARS - MGE ENERGY INC (0001161728) (Filer) | 2026-04-02 | English |
Browse filings by year
26 years- 2026 47 filings
- 2025 59 filings
- 2024 65 filings
- 2023 55 filings
- 2022 57 filings
- 2021 31 filings
- 2020 37 filings
- 2019 30 filings
- 2018 37 filings
- 2017 23 filings
- 2016 18 filings
- 2015 22 filings
- 2014 21 filings
- 2013 21 filings
- 2012 30 filings
- 2011 32 filings
- 2010 29 filings
- 2009 26 filings
- 2008 27 filings
- 2007 23 filings
- 2006 31 filings
- 2005 19 filings
- 2004 28 filings
- 2003 22 filings
- 2002 8 filings
- 2001 2 filings
Market data
Market data not available
Price history
Peer group · Electric power transmission and distribution activities
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
ALLIANT ENERGY CORP
A public utility providing regulated electricity and natura…
|
LNT | US | Electricity, gas, steam and air… |
|
ALUPAR INVESTIMENTO S/A
Private energy infrastructure holding focused on transmissi…
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— | BR | Electricity, gas, steam and air… |
|
AMEREN CORP
A public utility providing electricity and natural gas in M…
|
AEE | US | Electricity, gas, steam and air… |
|
AMERICAN ELECTRIC POWER CO INC
Generates, transmits, and distributes electricity to over f…
|
AEP | US | Electricity, gas, steam and air… |
|
AMPLA ENERGIA E SERVIÇOS S.A.
Distributes and generates electric power across Rio de Jane…
|
— | BR | Electricity, gas, steam and air… |
|
Anzen India Energy Yield Plus Trust
InvIT acquiring and managing power transmission and solar e…
|
ANZEN | IN | Electricity, gas, steam and air… |
|
ATCO LTD.
Diversified global corporation focused on essential infrast…
|
ACO.X | CA | Electricity, gas, steam and air… |
|
AUSGRID FINANCE PTY LIMITED
Bond issuer for financing, managing, and maintaining extens…
|
8TMB | SG | Electricity, gas, steam and air… |
|
AUSNET SERVICES HOLDINGS PTY LTD
Operates regulated electricity and gas networks and commerc…
|
ANV | AU | Electricity, gas, steam and air… |
|
AVISTA CORP
An energy company that produces, transmits, and distributes…
|
AVA | US | Electricity, gas, steam and air… |
MGE ENERGY INC via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/31364/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=31364 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=31364 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=31364 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 31364}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for MGE ENERGY INC (id: 31364)"
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