---
schema_version: "secwatch.filing_event.v1"
accession: "0001227654-24-000051"
form_type: "8-K"
ticker: "CMP"
cik: "0001227654"
company_name: "COMPASS MINERALS INTERNATIONAL INC"
filed_at: "2024-02-21T23:59:59+00:00"
generated_at: "2026-06-05T21:44:24.949543+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Compass Minerals appoints Gordon Dunn as COO; Schuller departs effective Feb 21

## Summary
- George Schuller Jr. ceased as COO effective Feb 21, 2024; Gordon Dunn appointed as new COO.
- Dunn previously served as Managing Director of UK operations since 2014, including Winsford salt mine.
- Dunn's base salary set at $525,000; target cash bonus 75% of salary; target equity award value $1,000,000.
- Dunn brings over 40 years of mining experience; holds MBA from University of Hull and BS in mining engineering.

## SEC filing metadata
- accession: 0001227654-24-000051
- form_type: 8-K
- ticker: CMP
- cik: 0001227654
- company_name: COMPASS MINERALS INTERNATIONAL INC
- filed_at: 2024-02-21T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1227654/000122765424000051/0001227654-24-000051-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1227654/000122765424000051/cmp-20240221.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001227654-24-000051
- JSON: https://secwatch.observer/filing/0001227654-24-000051.json
- Plain text: https://secwatch.observer/filing/0001227654-24-000051.txt

## Key facts
- Executive change
  Gordon Dunn was appointed as Chief Operations Officer at COMPASS MINERALS INTERNATIONAL INC.
  - Action: appointed
  - Role: Chief Operations Officer
  source text: the Company appointed Gordon Dunn as its new Chief Operations Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1227654/000122765424000051/0001227654-24-000051-index.htm
- Executive change
  George Schuller, Jr. departed as Chief Operations Officer at COMPASS MINERALS INTERNATIONAL INC.
  - Action: ceased to serve
  - Role: Chief Operations Officer
  source text: Effective February 21, 2024, George Schuller, Jr. ceased to serve as Chief Operations Officer of Compass Minerals International, Inc .
  evidence_url: https://www.sec.gov/Archives/edgar/data/1227654/000122765424000051/0001227654-24-000051-index.htm

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