CMS Energy Corp SEC filings CMS
CMS Energy Corp has 1,002 filings in SEC EDGAR's recent list, going back to Mar 6, 2015. Its latest annual report, Form ARS, was filed on Mar 26, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 27, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B2 | Prospectus | Oct 30, 2026 | — |
| FWP | Free writing prospectus | Oct 29, 2026 | — |
| 424B5 | Prospectus supplement | Oct 29, 2026 | — |
| S-3ASR | Automatic shelf registration | Oct 19, 2026 | — |
| 424B5 | Prospectus supplement | May 13, 2026 | — |
| 424B5 | Prospectus supplement | Feb 11, 2026 | — |
| S-3ASR | Automatic shelf registration | Feb 11, 2026 | — |
| 424B2 | Prospectus | Feb 19, 2025 | — |
| FWP | Free writing prospectus | Feb 18, 2025 | — |
| 424B5 | Prospectus supplement | Feb 18, 2025 | — |
| 424B5 | Prospectus supplement | Dec 7, 2023 | — |
| S-3ASR | Automatic shelf registration | Oct 20, 2023 | — |
| S-3ASR | Automatic shelf registration | Feb 27, 2023 | — |
| 424B2 | Prospectus | Jun 28, 2021 | — |
| FWP | Free writing prospectus | Jun 24, 2021 | — |
| 424B5 | Prospectus supplement | Jun 24, 2021 | — |
| 424B2 | Prospectus | Nov 20, 2020 | — |
| FWP | Free writing prospectus | Nov 19, 2020 | — |
| 424B5 | Prospectus supplement | Nov 19, 2020 | — |
| S-3ASR | Automatic shelf registration | Oct 23, 2020 | — |
| S-8 | Employee stock plan registration | Jun 1, 2020 | — |
| 424B2 | Prospectus | May 18, 2020 | — |
| FWP | Free writing prospectus | May 15, 2020 | — |
| 424B5 | Prospectus supplement | May 15, 2020 | — |
| 424B5 | Prospectus supplement | Apr 28, 2020 | — |
| S-3ASR | Automatic shelf registration | Feb 28, 2020 | — |
| 424B2 | Prospectus | Feb 7, 2019 | — |
| FWP | Free writing prospectus | Feb 6, 2019 | — |
| 424B5 | Prospectus supplement | Feb 6, 2019 | — |
| 424B2 | Prospectus | Sep 21, 2018 | — |
| FWP | Free writing prospectus | Sep 20, 2018 | — |
| 424B5 | Prospectus supplement | Sep 20, 2018 | — |
| 424B5 | Prospectus supplement | Aug 1, 2018 | — |
| 424B3 | Prospectus | Apr 16, 2018 | — |
| 424B2 | Prospectus | Mar 6, 2018 | — |
| FWP | Free writing prospectus | Mar 5, 2018 | — |
| 424B5 | Prospectus supplement | Mar 5, 2018 | — |
| S-3ASR | Automatic shelf registration | Oct 26, 2017 | — |
| 424B5 | Prospectus supplement | Mar 23, 2017 | — |
| S-3ASR | Automatic shelf registration | Mar 1, 2017 | — |
| 424B2 | Prospectus | Feb 9, 2017 | — |
| FWP | Free writing prospectus | Feb 8, 2017 | — |
| 424B3 | Prospectus | Feb 8, 2017 | — |
| 424B2 | Prospectus | Nov 1, 2016 | — |
| FWP | Free writing prospectus | Oct 31, 2016 | — |
| 424B3 | Prospectus | Oct 31, 2016 | — |
| 424B2 | Prospectus | May 3, 2016 | — |
| FWP | Free writing prospectus | May 2, 2016 | — |
| 424B3 | Prospectus | May 2, 2016 | — |
| 424B2 | Prospectus | Nov 5, 2015 | — |
| FWP | Free writing prospectus | Nov 4, 2015 | — |
| 424B3 | Prospectus | Nov 4, 2015 | — |
| 424B5 | Prospectus supplement | Apr 29, 2015 | — |
Showing 53 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Electric & Other Services Combined (SIC 4931)
- Listed as
- CMS (NYSE), CMSA (NYSE), CMSC (NYSE), CMSD (NYSE), CMS-PC (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- MI
- Headquarters
- Jackson, MI
- SEC filer status
- Large accelerated filer
- SEC CIK
- 811156
Other Electric & Other Services Combined companies
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- Xcel Energy Inc XEL
- Exelon Corp EXC
- Consolidated Edison Inc ED
- PG&E Corp PCG
- Wec Energy Group, Inc. WEC
- Public Service Enterprise Group Inc PEG
- Ameren Corp AEE
Source: SEC EDGAR filings. This is company-reported data, not investment advice.