---
schema_version: "secwatch.filing_event.v1"
accession: "0001227654-25-000121"
form_type: "8-K"
ticker: "CMP"
cik: "0001227654"
company_name: "COMPASS MINERALS INTERNATIONAL INC"
filed_at: "2025-06-27T23:59:59+00:00"
generated_at: "2026-05-18T15:37:35.350247+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Compass Minerals Chief Legal Officer Mary Frontczak departs; James Hughes named interim GC

## Summary
- Mary L. Frontczak ceased as Chief Legal and Administrative Officer and Corporate Secretary effective June 26, 2025.
- James D. Hughes appointed interim General Counsel and Corporate Secretary.
- No reason for departure disclosed in the filing.

## SEC filing metadata
- accession: 0001227654-25-000121
- form_type: 8-K
- ticker: CMP
- cik: 0001227654
- company_name: COMPASS MINERALS INTERNATIONAL INC
- filed_at: 2025-06-27T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1227654/000122765425000121/0001227654-25-000121-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1227654/000122765425000121/cmp-20250626.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001227654-25-000121
- JSON: https://secwatch.observer/filing/0001227654-25-000121.json
- Plain text: https://secwatch.observer/filing/0001227654-25-000121.txt

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