FE

FE · CIK 0001031296

FIRSTENERGY CORP (FE) SEC Filings

Browse 3930 SEC filings for FIRSTENERGY CORP, covering Jan 24, 1997 through Jul 6, 2026, organized by filing purpose with direct links to the original EDGAR documents.

NYSEElectric ServicesFiscal year end: 12-31View company on SEC.gov

Indexed filings

3,930

Filed in the last 12 months

76

History covered

19972026

Latest filing

4

Jul 6, 2026

Latest important filings

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Latest annual report

10-K

Annual report · Feb 18, 2026

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Latest quarterly report

10-Q

Quarterly report · Apr 28, 2026

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Latest company update

8-K

Regulation FD disclosure · Jun 1, 2026

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Complete filing history

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50 filings

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50
FormDescriptionPeriod endedFiled
4PRIMARY DOCUMENTJul 1, 2026Jul 6, 2026
4PRIMARY DOCUMENTJul 1, 2026Jul 6, 2026
4PRIMARY DOCUMENTJul 1, 2026Jul 6, 2026
4PRIMARY DOCUMENTJul 1, 2026Jul 6, 2026
4PRIMARY DOCUMENTJul 1, 2026Jul 6, 2026
4PRIMARY DOCUMENTJul 1, 2026Jul 6, 2026
4PRIMARY DOCUMENTJul 1, 2026Jul 6, 2026
11-KEmployee benefit plan annual reportDec 31, 2025Jun 26, 2026
EFFECTEFFECT filingJun 15, 2026
S-3/A
Amended
Shelf registration statementJun 8, 2026
4PRIMARY DOCUMENTJun 1, 2026Jun 3, 2026
8-KRegulation FD disclosureJun 1, 2026Jun 1, 2026
S-3Shelf registration statementMay 29, 2026
8-KMaterial agreement; Shareholder voteMay 20, 2026May 20, 2026
SCHEDULE 13GSCHEDULE 13G filingApr 29, 2026
10-QQuarterly reportMar 31, 2026Apr 28, 2026
8-KResults of operations; Regulation FD disclosureApr 28, 2026Apr 28, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026
4PRIMARY DOCUMENTApr 1, 2026Apr 3, 2026

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Recent filing activity

Annual filing counts derived from this company's SEC history.

2026

57 filings

2025

82 filings

2024

83 filings

2023

92 filings

2022

96 filings

2021

122 filings

2020

94 filings

2019

114 filings

Sources and methodology

How this filing index is assembled and checked.

Filing metadata comes from SEC EDGAR submissions. Categories and plain-language labels are generated deterministically from SEC form and item codes; filing content is not summarized on this page.

Index updated: 7/15/2026

For research and education only. Always review the original SEC filing before making a decision.