---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-202980"
form_type: "8-K"
ticker: "NEU"
cik: "0001282637"
company_name: "NEWMARKET CORP"
filed_at: "2023-08-03T23:59:59+00:00"
generated_at: "2026-06-12T07:23:45.380038+00:00"
event_type: "dividend"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# NewMarket declares $2.25 quarterly dividend; Director Patrick Hanley retires from board

## Summary
- Board declared quarterly dividend of $2.25 per share, payable October 2, 2023 to holders of record September 15, 2023.
- Patrick D. Hanley retired from the Board effective August 3, 2023; retirement not due to any disagreement with the Company.
- Dividend is consistent with prior quarterly payments; no change in rate indicated.

## SEC filing metadata
- accession: 0001193125-23-202980
- form_type: 8-K
- ticker: NEU
- cik: 0001282637
- company_name: NEWMARKET CORP
- filed_at: 2023-08-03T23:59:59+00:00
- event_type: dividend
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1282637/000119312523202980/0001193125-23-202980-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1282637/000119312523202980/d532935d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-202980
- JSON: https://secwatch.observer/filing/0001193125-23-202980.json
- Plain text: https://secwatch.observer/filing/0001193125-23-202980.txt

## Key facts
- Executive change
  Patrick D. Hanley retired as Director at NEWMARKET CORP.
  - Action: retired
  - Role: Director
  source text: On August 3, 2023, Patrick D. Hanley notified the Board of Directors (the “Board”) of NewMarket Corporation (the “Company”) that he will retire from the Board effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1282637/000119312523202980/0001193125-23-202980-index.htm

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