STOCK TITAN

CMS Energy (NYSE: CMS) director receives 2,411 restricted shares

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

TANSKI RONALD J reported acquisition or exercise transactions in this Form 4 filing.

CMS Energy director Ronald J. Tanski received 2,411 shares of restricted stock as a compensation award. The grant was made under CMS Energy Corporation's Performance Incentive Stock Plan and is scheduled to vest at the next annual meeting date. After this award and an adjustment of 470 additional shares from dividend reinvestment related to prior restricted stock awards, Tanski directly holds 20,903 shares of CMS Energy common stock.

Positive

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Negative

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Insider TANSKI RONALD J
Role null
Type Security Shares Price Value
Grant/Award Common Stock 2,411 $0.00 --
Holdings After Transaction: Common Stock — 20,903 shares (Direct, null)
Footnotes (1)
  1. Grant of 2,411 shares of Restricted Stock pursuant to CMS Energy Corporation's Performance Incentive Stock Plan, and subject to vest at the next annual meeting date. The total holdings reflect an adjustment of 470 additional shares of Common Stock of CMS acquired as a result of dividend reinvestment or equivalents pursuant to the Restricted Stock awards granted in accordance with the provisions of the CMS Performance Incentive Stock Plan.
Restricted stock grant 2,411 shares Grant of restricted CMS Energy common stock to director
Total holdings after transaction 20,903 shares Director Ronald J. Tanski direct CMS common stock
Dividend reinvestment adjustment 470 shares Additional shares from dividend reinvestment/equivalents on prior awards
Grant price per share $0.00 per share Restricted stock granted as compensation, no cash paid
Restricted Stock financial
"Grant of 2,411 shares of Restricted Stock pursuant to CMS Energy Corporation's Performance Incentive Stock Plan"
Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.
Performance Incentive Stock Plan financial
"pursuant to CMS Energy Corporation's Performance Incentive Stock Plan, and subject to vest at the next annual meeting date"
dividend reinvestment financial
"470 additional shares of Common Stock of CMS acquired as a result of dividend reinvestment or equivalents"
Dividend reinvestment is when the money earned from a company's profit sharing, called dividends, is automatically used to buy more shares of that company instead of being received as cash. This process helps investors grow their holdings over time without extra effort, much like using earned interest to buy more of a savings account. It encourages long-term investment growth by continuously increasing the amount of shares owned.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
TANSKI RONALD J

(Last)(First)(Middle)
ONE ENERGY PLAZA

(Street)
JACKSON MICHIGAN 49201

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
CMS ENERGY CORP [ CMS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/08/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock05/08/2026A2,411(1)A$020,903D(2)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Grant of 2,411 shares of Restricted Stock pursuant to CMS Energy Corporation's Performance Incentive Stock Plan, and subject to vest at the next annual meeting date.
2. The total holdings reflect an adjustment of 470 additional shares of Common Stock of CMS acquired as a result of dividend reinvestment or equivalents pursuant to the Restricted Stock awards granted in accordance with the provisions of the CMS Performance Incentive Stock Plan.
Remarks:
Rhonda M. Morris, Attny-in-fact05/11/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did CMS (CMS) director Ronald J. Tanski report?

Ronald J. Tanski reported receiving 2,411 shares of restricted CMS Energy common stock. The shares were granted as a compensation award under the company’s Performance Incentive Stock Plan, increasing his direct holdings alongside dividend-related share adjustments.

How many CMS (CMS) shares does Ronald J. Tanski hold after this Form 4?

After this grant and dividend-related adjustments, Ronald J. Tanski directly holds 20,903 CMS Energy common shares. This total includes the 2,411 restricted shares granted and 470 additional shares credited through dividend reinvestment tied to prior restricted stock awards.

What are the terms of Ronald J. Tanski’s 2,411 restricted CMS (CMS) shares?

Tanski’s 2,411 restricted shares were granted under CMS Energy’s Performance Incentive Stock Plan. According to the filing, these restricted shares are subject to vesting at the next annual meeting date, reflecting a time-based vesting schedule linked to that corporate event.

Why were 470 additional CMS (CMS) shares added to Tanski’s holdings?

The filing notes 470 extra CMS shares were added due to dividend reinvestment or dividend equivalents. These arose from restricted stock awards previously granted under the CMS Performance Incentive Stock Plan, increasing his total direct common stock holdings without a separate purchase.

Was Ronald J. Tanski’s CMS (CMS) stock award an open-market purchase?

No, the 2,411 CMS shares were not bought on the open market. They were granted as restricted stock under CMS Energy’s Performance Incentive Stock Plan at no cash cost per share, representing a compensation-related acquisition instead of a market transaction.