---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-21-088075"
form_type: "8-K"
ticker: "CMS"
cik: "0000811156"
company_name: "CMS ENERGY CORP"
filed_at: "2021-07-01T23:59:59+00:00"
generated_at: "2026-06-30T08:17:47.537013+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# CMS Energy issues 9.2M depositary shares of 4.200% Series C Preferred Stock, net proceeds ~$224.5M

## Summary
- Issued 9.2M depositary shares (1/1000th interest) of 4.200% Series C Preferred Stock, $25 liquidation preference per share.
- Net proceeds to CMS of ~$224.5M after underwriting discounts and expenses.
- Proceeds to be used for general corporate purposes, including working capital and debt repayment.
- Dividends on common stock and share repurchases restricted unless cumulative preferred dividends are paid.
- Total offering expenses estimated at $1.13M, including legal, rating agency, SEC fees.

## SEC filing metadata
- accession: 0001104659-21-088075
- form_type: 8-K
- ticker: CMS
- cik: 0000811156
- company_name: CMS ENERGY CORP
- filed_at: 2021-07-01T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 3.03, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/811156/000110465921088075/0001104659-21-088075-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/811156/000110465921088075/tm2120369d4_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-21-088075
- JSON: https://secwatch.observer/filing/0001104659-21-088075.json
- Plain text: https://secwatch.observer/filing/0001104659-21-088075.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.