// company-profile
Cms Energy Corp
CMSExchangeNYSESectorElectric & Other Services CombinedInc.MIFilings149Insiders26
// api This Cms Energy Corp insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Mixed insider activity over the last 30 days: 1 purchase and 1 sale (2 transactions total).
// 90-day insight
Over the last 90 days, Cms Energy Corp insiders bought $0 (18 transactions) and sold $3.8M (8 transactions).
- Most active insider: Hofmeister Brandon J. with 3 transactions totaling $510K.
- Largest single sale: $2.0M by Rochow Garrick J on Mar 26, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Cms Energy Corp as of 2026-03-31
Total reported AUM
$19.31B
QoQ change
+10.4%
Reporting period
2026-03-31
#1
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$1.54B
19.9M shares
#2
STATE STREET CORP
CIK 93751
$1.40B
18.1M shares
#3
BlackRock, Inc.
CIK 2012383
$1.15B
14.9M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 15, 2026 | MADDIPATI SRIKANTH | CMS | Award | 10,184 | $0.00 | $0K |
| May 26, 2026 | Hofmeister Brandon J. | CMS | Sale | 3,000 | $74.31 | $223K |
| May 8, 2026 | Soto Myrna | CMS | Award | 2,411 | $0.00 | $0K |
| May 8, 2026 | TANSKI RONALD J | CMS | Award | 2,411 | $0.00 | $0K |
| May 8, 2026 | Keyes Richard Patrick | CMS | Award | 2,411 | $0.00 | $0K |
45 more transactions hidden
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