819 institutional investment managers reported CMS positions in their Form 13F filings for Q2 2026, holding 315,921,240 shares worth $24.2B in total. BlackRock, Inc. reported the largest position.

Are funds buying or selling CMS?

In Q2 2026, 98 managers opened new CMS positions, 329 added, 230 trimmed and 81 sold out. Managers that filed in both quarters added a net 18,434,017 shares.

How current is this CMS institutional ownership data?

It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Funds · CMS

Who owns CMS?

Institutional ownership of CMS Energy Corporation from Form 13F, Q2 2026

819 institutional managers reported holding CMS Energy Corporation (CMS) in Form 13F filings for Q2 2026, with 315,921,240 shares worth $24.2B. The largest reported holder was BlackRock, Inc. Managers that filed both quarters added a net 18,434,017 shares (+6.2%). 98 opened new positions and 81 sold out.

Funds holding: 819
Value held: $24.2B
New / sold out: 98 / 81
Net shares, same filers: +6.2%

Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Largest holders of CMS

Fund	Value	Share of 13F holdings	Shares	Move
BlackRock, Inc.	$2.5B	10.5%	33,068,880	Trimmed
Vanguard Capital Management LLC	$1.5B	6.4%	20,166,948	Added
Vanguard Portfolio Management LLC	$1.5B	6.0%	19,050,893	Added
State Street Corp	$1.4B	5.6%	17,705,946	Trimmed
JPMorgan Chase & Co	$1.3B	5.2%	16,409,389	Added
Wellington Management Group LLP	$930M	3.8%	12,158,296	Added
Geode Capital Management, LLC	$666M	2.8%	8,740,533	Added
Deutsche Bank Ag\	$618M	2.6%	8,082,021	Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	$603M	2.5%	7,882,550	Trimmed
Invesco Ltd.	$583M	2.4%	7,616,465	Trimmed
Massachusetts Financial Services Co	$576M	2.3%	7,242,159	Trimmed
Victory Capital Management Inc	$505M	2.1%	6,595,840	Trimmed
Ameriprise Financial Inc	$494M	2.0%	6,461,250	Added
Capital International Investors	$406M	1.7%	5,302,655	New
Wells Fargo & Company	$401M	1.7%	5,245,081	Trimmed
Goldman Sachs Group Inc	$371M	1.5%	4,844,029	Added
Norges Bank	$370M	1.5%	4,837,123	New
GQG Partners LLC	$363M	1.5%	4,750,161	Added
Pictet Asset Management Holding SA	$327M	1.4%	4,268,534	Added
Morgan Stanley	$311M	1.3%	4,070,310	Trimmed
Bank of America Corp	$270M	1.1%	3,533,370	Trimmed
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	$244M	1.0%	3,186,256	Added
FIL Ltd	$203M	0.8%	2,655,502	Trimmed
Northern Trust Corp	$202M	0.8%	2,646,188	Trimmed
Magellan Asset Management Ltd	$194M	0.8%	2,539,050	Added

Share of 13F holdings is each fund's shares as a share of the 315,921,240 CMS shares all 13F filers reported, not of shares outstanding.

Biggest buyers in Q2 2026

Wellington Management Group LLP Added+$421M
Capital International Investors New+$406M
Norges Bank New+$370M
Ameriprise Financial Inc Added+$117M
Raymond James Financial Inc Added+$102M
Cohen & Steers, Inc. New+$101M
PFA Pension, Forsikringsaktieselskab New+$95.0M
AQR Capital Management LLC Added+$81.1M
Assenagon Asset Management S.A. Added+$78.9M
Balyasny Asset Management L.P. Added+$72.6M

Biggest sellers in Q2 2026

Price T Rowe Associates Inc Trimmed-$69.4M
Lord, Abbett & Co. LLC Trimmed-$66.9M
Barclays PLC Trimmed-$62.7M
Cbre Investment Management Listed Real Assets LLC Trimmed-$56.4M
Morgan Stanley Trimmed-$49.2M
SG Americas Securities, LLC Trimmed-$49.1M
Qube Research & Technologies Ltd Trimmed-$39.2M
BlackRock, Inc. Trimmed-$37.8M
FMR LLC Trimmed-$37.7M
Yaupon Capital Management LP Sold out-$35.1M

The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $2.6B and sold $1.2B; 329 added and 230 trimmed.

Schedule 13D and 13G filings on CMS

Owners of more than 5% must file within days, so these can be newer than the 13F data.

2025-05-14PRICE T ROWE ASSOCIATES INC /MD/ SCHEDULE 13G filed by CMS Energy CorporationSchedule 13G

Questions about CMS ownership

Who owns CMS stock?: 819 institutional investment managers reported CMS positions in their Form 13F filings for Q2 2026, holding 315,921,240 shares worth $24.2B in total. BlackRock, Inc. reported the largest position.
Are funds buying or selling CMS?: In Q2 2026, 98 managers opened new CMS positions, 329 added, 230 trimmed and 81 sold out. Managers that filed in both quarters added a net 18,434,017 shares.
How current is this CMS institutional ownership data?: It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to CMS by CUSIP. Options are left out. CMS news and filings · CMS insider trades · Top funds