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CMS Energy Corp. SEC filings

In the twelve months since 22 September 2025 CMS Energy Corp. filed 23 documents with the SEC of the kinds listed here: 13 current reports (8-K), about 5 regulation fd disclosure; 5 other events; 4 results of operations; 2 officer or director change; 1 charter or bylaw amendment, or fiscal year change; 3 quarterly reports (10-Q), 2 additional proxy materials (DEFA14A), 1 annual report to shareholders (ARS), 1 proxy statement (DEF 14A), 1 preliminary proxy (PRE 14A), 1 shelf registration (S-3ASR). The latest, filed 28 July 2026: 8-K, results of operations, regulation fd disclosure.

FiledFormWhat it was aboutPeriod or event dateFiling
28 July 20268-KResults of operations, Regulation FD disclosure28 July 2026EDGAR
28 July 202610-Qquarterly report30 June 2026EDGAR
3 June 20268-KOfficer or director change, Regulation FD disclosure1 June 2026EDGAR
13 May 20268-KOther events13 May 2026EDGAR
13 May 20268-KCharter or bylaw amendment, or fiscal year change, Shareholder vote8 May 2026EDGAR
28 April 20268-KResults of operations, Regulation FD disclosure28 April 2026EDGAR
28 April 202610-Qquarterly report31 March 2026EDGAR
1 April 2026DEFA14Aadditional proxy materialEDGAR
26 March 2026ARSannual report to shareholders31 December 2025EDGAR
26 March 2026DEFA14Aadditional proxy materialEDGAR
26 March 2026DEF 14Aproxy statement8 May 2026EDGAR
13 March 2026PRE 14Apreliminary proxy8 May 2026EDGAR
20 February 20268-KOfficer or director change20 February 2026EDGAR
11 February 20268-KOther events11 February 2026EDGAR
11 February 2026S-3ASRshelf registrationEDGAR
10 February 202610-Kannual report31 December 2025EDGAR
5 February 20268-KResults of operations, Regulation FD disclosure5 February 2026EDGAR
21 November 20258-KMaterial agreement, Termination of a material agreement, Other events17 November 2025EDGAR
6 November 20258-KNew financial obligation, Unregistered sale of equity6 November 2025EDGAR
4 November 20258-KOther events4 November 2025EDGAR
3 November 20258-KOther events3 November 2025EDGAR
30 October 20258-KResults of operations, Regulation FD disclosure30 October 2025EDGAR
30 October 202510-Qquarterly report30 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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