CMS Energy Corp

CMSC

Exchange: NYSE
Industry: Electric & Other Services Combined
SEC CIK: 0000811156

SEC filings (opens in a new tab)

In the last 90 days, CMS Energy Corp insiders filed 1 open-market purchase and 0 sales; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.

Other share classesCMS CMSA CMSD CMS.PC

Superinvestors holding CMSC, Q2 2026

See all superinvestors

No superinvestor reported holding CMSC in Q2 2026.