---
schema_version: "secwatch.filing_event.v1"
accession: "0001282637-23-000008"
form_type: "8-K"
ticker: "NEU"
cik: "0001282637"
company_name: "NEWMARKET CORP"
filed_at: "2023-04-26T23:59:59+00:00"
generated_at: "2026-06-16T11:57:55.574438+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# NewMarket Q1 net income $97.6M ($10.09 EPS) vs $59.3M YoY

## Summary
- Net income $97.6M ($10.09 diluted EPS) vs $59.3M ($5.75) in Q1 2022.
- Petroleum additives revenue $700.0M (+6% YoY); operating profit $132.1M vs $86.9M.
- Shipments declined 15.4% YoY due to economic slowdown and customer destocking.
- Returned $48.8M to shareholders: $20.3M dividends and $28.5M share repurchases.
- Rolling four-quarter operating margin 15.2%, at lower end of long-term range; Net Debt/EBITDA 1.7x.

## SEC filing metadata
- accession: 0001282637-23-000008
- form_type: 8-K
- ticker: NEU
- cik: 0001282637
- company_name: NEWMARKET CORP
- filed_at: 2023-04-26T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1282637/000128263723000008/0001282637-23-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1282637/000128263723000008/neu-20230426.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001282637-23-000008
- JSON: https://secwatch.observer/filing/0001282637-23-000008.json
- Plain text: https://secwatch.observer/filing/0001282637-23-000008.txt

## Key facts
- Earnings Releases
  NEWMARKET CORP reported first quarter of 2023 results: net income $97.6 million, EPS $10.09 per share.
  - Period: first quarter of 2023
  - Net income: $97.6 million
  - EPS: $10.09 per share
  - Result: reported results
  source text: Net income for the first quarter of 2023 was $97.6 million, or $10.09 per share, compared to net income of $59.3 million, or $5.75 per share, for the first quarter of 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1282637/000128263723000008/0001282637-23-000008-index.htm

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