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Firstenergy Corp. SEC filings

In the twelve months since 23 September 2025 Firstenergy Corp. filed 18 documents with the SEC of the kinds listed here: 10 current reports (8-K), about 7 regulation fd disclosure; 4 results of operations; 2 officer or director change; 1 material agreement; 1 shareholder vote; 3 quarterly reports (10-Q), 1 employee plan annual report (11-K), 1 annual report to shareholders (ARS), 1 additional proxy material (DEFA14A), 1 proxy statement (DEF 14A), 1 annual report (10-K). The latest, filed 28 July 2026: 10-Q, quarterly report.

FiledFormWhat it was aboutPeriod or event dateFiling
28 July 202610-Qquarterly report30 June 2026EDGAR
28 July 20268-KResults of operations, Regulation FD disclosure28 July 2026EDGAR
26 June 202611-Kemployee plan annual report31 December 2025EDGAR
1 June 20268-KRegulation FD disclosure1 June 2026EDGAR
20 May 20268-KMaterial agreement, Shareholder vote20 May 2026EDGAR
28 April 202610-Qquarterly report31 March 2026EDGAR
28 April 20268-KResults of operations, Regulation FD disclosure28 April 2026EDGAR
1 April 2026ARSannual report to shareholders31 December 2025EDGAR
1 April 2026DEFA14Aadditional proxy materialEDGAR
1 April 2026DEF 14Aproxy statement20 May 2026EDGAR
18 February 202610-Kannual report31 December 2025EDGAR
17 February 20268-KResults of operations, Regulation FD disclosure17 February 2026EDGAR
12 February 20268-KOfficer or director change8 February 2026EDGAR
9 December 20258-KRegulation FD disclosure9 December 2025EDGAR
20 November 20258-KRegulation FD disclosure20 November 2025EDGAR
28 October 202510-Qquarterly report30 September 2025EDGAR
22 October 20258-KResults of operations, Regulation FD disclosure22 October 2025EDGAR
29 September 20258-KOfficer or director change23 September 2025EDGAR

An 8-K is what a company files within four business days of a material event; the SEC numbers the events, and the words here are the SEC's own headings, shortened. Form 4, Form 144, 13F and Schedule 13D and 13G have their own pages. Prospectus supplements and correspondence are not listed.

Source

The company's filing index on EDGAR, read from the SEC's submissions feed.

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