# EDGAR Filing Document

**Accession Number:** 0000811156
**File Stem:** 0001140361-23-013258
**Filing Date:** 2023-3
**Character Count:** 1981
**Document Hash:** a44703f58aa937aad12cccade563c30c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-23-013258.hdr.sgml**: 20230323

**ACCESSION NUMBER**: 0001140361-23-013258

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20230323

**DATE AS OF CHANGE**: 20230323

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CMS ENERGY CORP
- **CENTRAL INDEX KEY:** 0000811156
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRIC & OTHER SERVICES COMBINED [4931]
- **IRS NUMBER:** 382726431
- **STATE OF INCORPORATION:** MI
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-09513
- **FILM NUMBER:** 23754677

**BUSINESS ADDRESS:**
- **STREET 1:** ONE ENERGY PLAZA
- **CITY:** JACKSON
- **STATE:** MI
- **ZIP:** 49201
- **BUSINESS PHONE:** 5177880550

**MAIL ADDRESS:**
- **STREET 1:** ONE ENERGY PLAZA
- **CITY:** JACKSON
- **STATE:** MI
- **ZIP:** 49201

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

### SCHEDULE 14A

#### Proxy Statement Pursuant to Section 14(a) of the Securities

#### Exchange Act of 1934

#### (Amendment No.)<br>

Filed by the Registrant ☒ <br> Filed by a Party other than the Registrant ☐ <br> Check the appropriate box:

☐ Preliminary Proxy Statement

☐ **Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))**

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material Pursuant to §240.14a-12

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| |
|:---|
| **CMS ENERGY CORPORATION** <br>|
| (Name of Registrant as Specified In Its Charter) |
| (Name of Person(s) Filing Proxy Statement, if other than the Registrant) |

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Payment of Filing Fee (Check all boxes that apply):<br>

☒ No fee required. <br> ☐ Fee paid previously with preliminary materials. <br> ☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.<br>

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