---
schema_version: "secwatch.filing_event.v1"
accession: "0001282637-24-000020"
form_type: "8-K"
ticker: "NEU"
cik: "0001282637"
company_name: "NEWMARKET CORP"
filed_at: "2024-10-23T23:59:59+00:00"
generated_at: "2026-05-30T10:59:22.627430+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# NewMarket Q3 net income $132M ($13.79 EPS) up from $111M; petroleum additives profit up 12.7%

## Summary
- Q3 net income $132.3M ($13.79 EPS) vs $111.2M ($11.60 EPS) a year ago.
- Petroleum additives Q3 operating profit $157.5M, up from $139.8M, due to lower raw material and operating costs.
- Nine months petroleum additives operating profit $456.2M vs $404.0M; shipments increased 1.8%.
- Specialty materials (AMPAC) Q3 sales $59.1M, operating profit $16.0M; full-year results expected in line with pre-acquisition expectations.
- Debt reduced $259M since AMPAC acquisition; net debt/EBITDA ratio of 1.4, below target range of 1.5-2.0.

## SEC filing metadata
- accession: 0001282637-24-000020
- form_type: 8-K
- ticker: NEU
- cik: 0001282637
- company_name: NEWMARKET CORP
- filed_at: 2024-10-23T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- 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/1282637/000128263724000020/0001282637-24-000020-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1282637/000128263724000020/neu-20241023.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001282637-24-000020
- JSON: https://secwatch.observer/filing/0001282637-24-000020.json
- Plain text: https://secwatch.observer/filing/0001282637-24-000020.txt

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