Tonya L. Berry

Tonya L. Berry is a declared insider of CMS Energy Corp (chief executive), with filings sourced from SEC (Form 4). Between 18 March 2022 and 26 March 2026, the trades on record add up to 23 filings.

Not one of the filings records a straightforward purchase or sale on the market. Such operations are usually part of compensation schedules, which makes them a weaker signal than an open-market trade.

Most recently, on 30 March 2026, the filings show a share grant worth €174k in CMS Energy Corp. The median gap between a trade and its publication by SEC (Form 4) is 4 days. US insiders must file a Form 4 within two business days of a trade. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.