NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q1 2024

Shares 3,936 Value ($000) $2,498 Avg Close $579.25 Range $521.43 - $627.84

Q4 2023

Shares 1,358 Value ($000) $741 Avg Close $484.07 Range $420.31 - $558.62

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	3,936	$2,498	$579.25	$521.43 - $627.84
Q4 2023	1,358	$741	$484.07	$420.31 - $558.62