NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2025
Shares 1,408 Value ($000) $968 Avg Close $760.94 Range $681.51 - $872.48
Q3 2025
Shares 6,660 Value ($000) $6 Avg Close $765.22 Range $638.93 - $848.55
Q2 2025
Shares 4,492 Value ($000) $3 Avg Close $613.76 Range $504.22 - $687.53
Q1 2025
Shares 12 Value ($000) $0 Avg Close $518.78 Range $472.01 - $565.18
Q2 2024
Shares 79 Value ($000) $0 Avg Close $539.68 Range $481.41 - $618.19
Q3 2023
Shares 12 Value ($000) $0 Avg Close $432.54 Range $384.81 - $455.58
Q1 2023
Shares 41 Value ($000) $0 Avg Close $328.40 Range $294.10 - $350.56
Q4 2021
Shares 467 Value ($000) $160 Avg Close $315.81 Range $293.55 - $346.26
Q3 2020
Shares 493 Value ($000) $168 Avg Close $338.72 Range $302.34 - $384.29
Q1 2020
Shares 5,136 Value ($000) $1,966 Avg Close $372.19 Range $269.90 - $430.80
Q4 2019
Shares 1,931 Value ($000) $939 Avg Close $422.68 Range $399.06 - $443.47
Q3 2019
Shares 316 Value ($000) $149 Avg Close $390.45 Range $346.89 - $427.60
Q1 2019
Shares 71 Value ($000) $30 Avg Close $366.76 Range $341.11 - $392.35
Q4 2018
Shares 614 Value ($000) $253 Avg Close $341.94 Range $304.59 - $367.37
Q3 2018
Shares 1,232 Value ($000) $499 Avg Close $343.80 Range $316.13 - $356.21
Q2 2018
Shares 963 Value ($000) $389 Avg Close $334.90 Range $306.56 - $357.60
Q4 2016
Shares 47 Value ($000) $19 Avg Close $344.78 Range $323.04 - $364.59
Q4 2014
Shares 186 Value ($000) $75 Avg Close $312.98 Range $277.26 - $338.91