SEC ownership of CONSUMERS ENERGY CO

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000201533.

Comparable stake leader

Disclosed value leader

Comparable rows

0/0

Latest evidence

Issuer CIK
0000201533
Issuer location
Jackson, MI

Ownership snapshot

Top shareholders of CONSUMERS ENERGY CO (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Disclosed value leader
Comparable rows
0/0
Latest evidence
No top shareholder records were found across 13F, 13D/G, and Forms 3/4/5 for this issuer.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 01 Aug 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-8 of 8 reporting-owner rows connected to CONSUMERS ENERGY CO. Open a relationship link for the CIK-to-CIK filing trail.

Rows
8
Largest Forms 3/4/5 holder
Ralph Izzo
Net 12M change
$0
Latest report
03 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Ralph Izzo Director Mixed 15 May 2023
Scott B. McIntosh VP, Controller, CAO Mixed 01 Sep 2021
Tonya L. Berry Senior Vice President Mixed 04 Feb 2022
Lauren Y. Snyder Senior Vice President Mixed 01 Jul 2025
Shannon Thomas Senior Vice President Mixed 29 Sep 2025
Richard Patrick Keyes Director Mixed 20 Feb 2026
Diane Leopold Director Mixed 20 Feb 2026
Srikanth Maddipati Evp/Cfo Mixed 03 Jun 2026

Recent insider transactions for CONSUMERS ENERGY CO

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Srikanth Maddipati CMS-PB $4.50 Preferred Stock 0 0 03 Jun 2026 Direct
Diane Leopold CMS-PB $4.50 Preferred Stock 0 0 20 Feb 2026 Direct
Richard Patrick Keyes CMS-PB $4.50 Preferred Stock 0 0 20 Feb 2026 Direct
Shannon Thomas CMS-PB $4.50 Preferred Stock 0 0 29 Sep 2025 Direct
* marks a reported price that did not pass the local price check.
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