---
schema_version: "secwatch.filing_event.v1"
accession: "0001227654-25-000155"
form_type: "8-K"
ticker: "CMP"
cik: "0001227654"
company_name: "COMPASS MINERALS INTERNATIONAL INC"
filed_at: "2025-08-28T23:59:59+00:00"
generated_at: "2026-05-17T09:23:52.135368+00:00"
event_type: "litigation"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Court preliminarily approves derivative suit settlement; Compass to adopt governance reforms

## Summary
- Derivative actions alleged fiduciary duty breaches over CMCH system cost and production misstatements; defendants deny all claims.
- Settlement includes corporate governance reforms to be adopted within 30 days of final court approval and maintained for 8 years.
- Court preliminarily approved settlement; final fairness hearing set for October 14, 2025.
- Plaintiffs' counsel to seek $1.4M in fees and expenses, paid by individual defendants' insurers, plus $2,000 service awards per plaintiff.
- Released claims cover all derivative-related allegations; stockholders barred from future related claims after effective date.

## SEC filing metadata
- accession: 0001227654-25-000155
- form_type: 8-K
- ticker: CMP
- cik: 0001227654
- company_name: COMPASS MINERALS INTERNATIONAL INC
- filed_at: 2025-08-28T23:59:59+00:00
- event_type: litigation
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1227654/000122765425000155/0001227654-25-000155-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1227654/000122765425000155/cmp-20250815.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001227654-25-000155
- JSON: https://secwatch.observer/filing/0001227654-25-000155.json
- Plain text: https://secwatch.observer/filing/0001227654-25-000155.txt

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