---
schema_version: "secwatch.filing_event.v1"
accession: "0001227654-25-000088"
form_type: "8-K"
ticker: "CMP"
cik: "0001227654"
company_name: "COMPASS MINERALS INTERNATIONAL INC"
filed_at: "2025-05-07T23:59:59+00:00"
generated_at: "2026-05-22T07:09:04.441951+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Compass Minerals Q2: Revenue $494.6M (+36% YoY), Adj. EPS $0.63 vs $1.78; Debt cut 18%

## Summary
- Net loss $32.0M ($0.77/diluted); adjusted net earnings $25.7M ($0.63/diluted) vs $74.2M ($1.78) YoY.
- Salt segment revenue $432.7M (+39% YoY) on 51% higher highway deicing volumes; average price down 5%.
- North American highway deicing inventory volumes down 59% YoY; working capital release ~$150M; net debt reduced by ~$170M (18%).
- Plant Nutrition revenue $58.3M (+16% YoY); adjusted EBITDA $5.6M vs $7.3M.
- Updated FY2025 total adjusted EBITDA guidance $173M-$202M; capital spending $75-85M.

## SEC filing metadata
- accession: 0001227654-25-000088
- form_type: 8-K
- ticker: CMP
- cik: 0001227654
- company_name: COMPASS MINERALS INTERNATIONAL INC
- filed_at: 2025-05-07T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1227654/000122765425000088/0001227654-25-000088-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1227654/000122765425000088/cmp-20250507.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001227654-25-000088
- JSON: https://secwatch.observer/filing/0001227654-25-000088.json
- Plain text: https://secwatch.observer/filing/0001227654-25-000088.txt

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