NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

Cynosure Group, LLC's Holding History (CIK: 0001763409)

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

Q3 2025

Shares 699 Value ($000) $579 Avg Close $765.22 Range $638.93 - $848.55

Q2 2025

Shares 699 Value ($000) $483 Avg Close $613.76 Range $504.22 - $687.53

Q1 2025

Shares 611 Value ($000) $346 Avg Close $518.78 Range $472.01 - $565.18

Q4 2024

Shares 568 Value ($000) $300 Avg Close $524.83 Range $505.33 - $552.01

Q3 2024

Shares 657 Value ($000) $363 Avg Close $534.11 Range $491.57 - $581.63

Q2 2024

Shares 1,413 Value ($000) $729 Avg Close $539.68 Range $481.41 - $618.19

Q1 2024

Shares 1,003 Value ($000) $637 Avg Close $579.25 Range $521.43 - $627.84

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	699	$579	$765.22	$638.93 - $848.55
Q2 2025	699	$483	$613.76	$504.22 - $687.53
Q1 2025	611	$346	$518.78	$472.01 - $565.18
Q4 2024	568	$300	$524.83	$505.33 - $552.01
Q3 2024	657	$363	$534.11	$491.57 - $581.63
Q2 2024	1,413	$729	$539.68	$481.41 - $618.19
Q1 2024	1,003	$637	$579.25	$521.43 - $627.84