NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

Scientech Research LLC's Holding History (CIK: 0002011556)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 622 Value ($000) $427 Avg Close $760.94 Range $681.51 - $872.48

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	622	$427	$760.94	$681.51 - $872.48