Alliant Energy Corporation (LNT)
Alliant Energy provides regulated electricity and natural gas across Iowa and Wisconsin.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
SEC industry · SIC 4931
Electric & Other Services Combined stocks
10 distinct companies in our coverage share this SEC industry code, including Alliant Energy Corporation (LNT), Ameren Corporation (AEE), CMS Energy Corporation (CMS). Explore what each business does and open its annual filing below.
What this peer group tells you
The SEC classifies these issuers under “Electric & Other Services Combined” (SIC 4931). A shared code is a starting point for finding comparable businesses. Product mix, geography and customers can still differ substantially. Read the company descriptions before treating the group as direct competitors.
This group has 1 disclosed fiscal year-end date. Align the reporting periods before comparing annual results. The calendar below shows each company’s year end separately from its filing date.
SEC data snapshot: . The linked reports are the annual filings stored in that snapshot; newer filings may exist. This is a coverage directory, not a complete industry census or a ranking of investments. Multiple share classes of one issuer count as one company.
Company profiles and annual filings
Ameren Corporation (AEE)
Ameren provides regulated electricity and natural gas across Missouri and Illinois.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
CMS Energy Corporation (CMS)
CMS Energy provides regulated electricity and natural gas across Michigan.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
Consolidated Edison, Inc. (ED)
Consolidated Edison delivers electricity, gas, and steam to New York City and surrounding areas.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
Duke Energy Corporation (DUK)
Duke Energy is one of the largest regulated electric utilities in the United States, serving customers across the Southeast and Midwest. Its rate-regulated model produces predictable earnings and a substantial dividend.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
Exelon Corporation (EXC)
Exelon delivers electricity and natural gas through regulated utilities across several states.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
PG&E Corporation (PCG)
PG&E provides electricity and natural gas to customers across northern and central California.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
Public Service Enterprise Group Incorporated (PEG)
Public Service Enterprise Group provides regulated electric and gas service in New Jersey and runs nuclear plants.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
WEC Energy Group, Inc. (WEC)
WEC Energy Group provides regulated electricity and natural gas across the upper Midwest.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
Xcel Energy Inc. (XEL)
Xcel Energy provides electricity and natural gas across the Midwest and Western US with growing renewables.
- Fiscal year end in SEC snapshot
- December 31
- Annual report period end
- 2025-12-31
Compare companies in this industry
AEE vs CMS
Compare Ameren Corporation and CMS Energy Corporation: business context, fiscal calendars and official filings.
AEE vs DUK
Compare Ameren Corporation and Duke Energy Corporation: business context, fiscal calendars and official filings.
AEE vs ED
Compare Ameren Corporation and Consolidated Edison, Inc.: business context, fiscal calendars and official filings.
AEE vs EXC
Compare Ameren Corporation and Exelon Corporation: business context, fiscal calendars and official filings.
AEE vs LNT
Compare Ameren Corporation and Alliant Energy Corporation: business context, fiscal calendars and official filings.
AEE vs PCG
Compare Ameren Corporation and PG&E Corporation: business context, fiscal calendars and official filings.
Sources and directory method
Industry codes and annual filing references come from the SEC submissions snapshot linked to each issuer in our company catalog. Only groups with at least three distinct issuers, business descriptions and annual filing links are included.
SEC Standard Industrial Classification code list explains the classification system. Read our research methodology or browse all industry directories.
See whether the electric & other services combined thesis still holds.
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