NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

Y-Intercept (Hong Kong) Ltd's Holding History (CIK: 0001772875)

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

Q4 2025

Shares 7,824 Value ($000) $5,377 Avg Close $760.94 Range $681.51 - $872.48

Q2 2024

Shares 1,135 Value ($000) $585 Avg Close $539.68 Range $481.41 - $618.19

Q3 2022

Shares 1,742 Value ($000) $524 Avg Close $280.17 Range $261.50 - $291.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,824	$5,377	$760.94	$681.51 - $872.48
Q2 2024	1,135	$585	$539.68	$481.41 - $618.19
Q3 2022	1,742	$524	$280.17	$261.50 - $291.64