CMS Energy
CMS · NYSE
Who owns CMS
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 42.8% of CMS’s shares.
- BlackRock Institutional Trust Company, N.A.7.2%
- Vanguard Capital Management, LLC6.4%
- Vanguard Portfolio Management, LLC6.1%
- State Street Investment Management (US)5.6%
- Next 6 largest institutions17.4%
- All other shareholders57.2%
| Holder | Shares | % of shares |
|---|---|---|
| BlackRock Institutional Trust Company, N.A. | 22.71M | 7.24% |
| Vanguard Capital Management, LLC | 20.17M | 6.43% |
| Vanguard Portfolio Management, LLC | 19.05M | 6.08% |
| State Street Investment Management (US) | 17.71M | 5.65% |
| JP Morgan Asset Management | 12.63M | 4.03% |
| Wellington Management Company, LLP | 12.16M | 3.88% |
| Geode Capital Management, L.L.C. | 8.74M | 2.79% |
| Union Investment Management GmbH | 7.88M | 2.51% |
| DWS Investment GmbH | 6.70M | 2.14% |
| Victory Capital Management Inc. | 6.60M | 2.10% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 9.83M | 3.14% |
| Vanguard 500 Index Fund | 8.11M | 2.59% |
| Vanguard Mid-Cap Index Fund | 6.69M | 2.13% |
| Utilities Select Sector SPDR Fund | 5.12M | 1.63% |
| DWS Top Dividende | 5.09M | 1.62% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders bought $14.49K (1 trade) and sold $222.93K (1 trade) of CMS on the open market.
| Insider | Type | Shares | Value |
|---|---|---|---|
| MADDIPATI SRIKANTH | Buy | 200 | $14.49K |
| MADDIPATI SRIKANTH | Award | 10.18K | — |
| Hofmeister Brandon J. | Sale | 3.00K | $222.93K |
| Keyes Richard Patrick | Award | 2.41K | — |
| SHANK SUZANNE F. | Award | 2.41K | — |
| Soto Myrna | Award | 2.41K | — |
| Leopold Diane | Award | 2.41K | — |
| Butler Deborah H | Award | 2.41K | — |
| Sznewajs John G | Award | 2.41K | — |
| Wright Laura | Award | 2.41K | — |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Julie JohnsonHouse | Sale | $1K–$15K | Dec 18, 2025 |
| Julie JohnsonHouse | Sale | $1K–$15K | Dec 9, 2025 |
| Julie JohnsonHouse | Sale | $1K–$15K | Nov 13, 2025 |
| Ro KhannaHouse | Purchase | $1K–$15K | Oct 30, 2025 |
Short interest
Settled Sep 30, 2026
- Shares short
- 17.33M
- Days to cover
- 4.07
- % of shares outstanding
- 5.53%
- Average daily volume
- 4.26M
- Change since last report
- +6.0%
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