CMS Energy Corporation

Last updated September 27, 2026

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Organization details

Legal name: CMS Energy Corporation
Ownership: Public
Status: Active
Sector (GICS): Utilities
SIC code: 4931 — Electric & Other Services Combined
Jurisdiction of incorporation: Michigan
Headquarters city: Jackson
Headquarters state / province: Michigan
Headquarters country: United States
Fiscal year end: December
Ticker symbol: CMS
Primary stock exchange: NYSE

Identifiers

SEC CIK: 0000811156
EIN: 38-2726431
Wikidata ID: Q5013012

Board of directors

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Deborah H. Butler · Director
Since 2023
Diane Leopold · Director
Since 2026
Garrick J. Rochow · Director · President and CEO
Since 2023
John G. Russell · Director
Since 2023
John G. Sznewajs · Director
Since 2023
Jon E. Barfield · Director
Since 2023
Kurt L. Darrow · Director
Since 2023
Laura Wright · Director
Since 2023
Myrna Soto · Director
Since 2023
Ralph Izzo · Director
Since 2023
Richard Patrick Keyes · Director
Since 2026
Ronald J. Tanski · Director
Since 2023
Suzanne F. Shank · Director
Since 2023
William D. Harvey · Director
Since 2023

Chief executives

Garrick J. Rochow · President and CEO

Dates unknown

Director election results

Annual meeting of May 8, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

10 of this board's directors also sit on 14 other boards. 1 is in the same sector.

Shared director Other board Same sector

Hubbell Inc
via Garrick J. Rochow and John G. Russell
Arhaus Inc.
via Richard Patrick Keyes
Joby Aviation Inc.
via Laura Wright
Markel Group Inc.
via Diane Leopold
National Fuel Gas Company Same sector
via Ronald J. Tanski
Ovintiv Inc. (DE)
via Ralph Izzo
Popular Inc.
via Myrna Soto
Reliance Inc.
via John G. Sznewajs
Rocket Companies Inc.
via Suzanne F. Shank
TE Connectivity plc
via Laura Wright
The Bank of New York Mellon Corporation
via Ralph Izzo
TriNet Group Inc.
via Myrna Soto
White Mountains Insurance Group Ltd.
via Suzanne F. Shank
nVent Electric plc
via Diane Leopold

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $167,892; 2 purchases by 2 insiders
Sold, last 12 months: $1,802,642; 4 sales by 3 insiders

Date	Insider	Transaction	Shares	Price	Value
Jul 31, 2026	MADDIPATI SRIKANTH Officer (EVP/CFO)	Open-market purchase	+200	$72.46	$14,492
Jun 15, 2026	MADDIPATI SRIKANTH Officer (EVP/CFO)	Grant or award	+10,184	—	—
May 26, 2026	Hofmeister Brandon J. Officer (Senior Vice President)	Open-market sale	−3,000	$74.31	$222,930
May 8, 2026	Laura Wright Director	Grant or award	+2,411	—	—
May 8, 2026	Ronald J. Tanski Director	Grant or award	+2,411	—	—
May 8, 2026	John G. Russell Director	Grant or award	+2,411	—	—
May 8, 2026	Richard Patrick Keyes Director	Grant or award	+2,411	—	—
May 8, 2026	John G. Sznewajs Director	Grant or award	+2,411	—	—
May 8, 2026	Myrna Soto Director	Grant or award	+2,411	—	—
May 8, 2026	Suzanne F. Shank Director	Grant or award	+2,411	—	—
May 8, 2026	Ralph Izzo Director	Grant or award	+2,411	—	—
May 8, 2026	Diane Leopold Director	Grant or award	+2,411	—	—
May 8, 2026	Deborah H. Butler Director	Grant or award	+2,411	—	—
Mar 26, 2026	McIntosh Scott B Officer (VP, Controller, CAO)	Grant or award	+1,028	—	—
Mar 26, 2026	Snyder Lauren Y Officer (Senior Vice President)	Grant or award	+674	—	—

Peers

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Questions about CMS Energy Corporation

Who is the CEO of CMS Energy Corporation?

Garrick J. Rochow is CMS Energy Corporation's President and CEO.

How many directors are on CMS Energy Corporation's board?

CMS Energy Corporation's board has 14 directors: Deborah H. Butler, Diane Leopold, Garrick J. Rochow, John G. Russell, John G. Sznewajs, Jon E. Barfield, Kurt L. Darrow, Laura Wright, Myrna Soto, Ralph Izzo and 4 others.

Are CMS Energy Corporation insiders buying or selling shares?

Over the last 12 months, CMS Energy Corporation insiders bought $167,892 of shares in 2 purchases and sold $1.8 million of shares in 4 sales on the open market, as reported to the SEC on Forms 4 and 5.

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