Schedule 13G ownership disclosure

NewMarket Corp

Common Stock, with no par value · CUSIP: 651587107

Event date: 2025-06-30

Filing-level shares
553,479.00
Percent of class
5.87%
  • The London Company

    Shares: 553,479.00 · Class: 5.87%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001398344-25-015406
Form type
SCHEDULE 13G/A
Filer
LONDON CO OF VIRGINIA
CIK
CIK 1259887
Filed
Aug 14, 2025
Reporting period
Jun 30, 2025
Description
Schedule 13G beneficial ownership

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