NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2020

Shares 10,702 Value ($000) $4,263 Avg Close $333.55 Range $297.49 - $367.48

Q3 2020

Shares 7,178 Value ($000) $2,457 Avg Close $338.72 Range $302.34 - $384.29

Q2 2020

Shares 31,245 Value ($000) $12,513 Avg Close $365.81 Range $326.77 - $406.22

Q1 2020

Shares 26,546 Value ($000) $10,164 Avg Close $372.19 Range $269.90 - $430.80

Q4 2019

Shares 5,203 Value ($000) $2,531 Avg Close $422.68 Range $399.06 - $443.47

Q3 2019

Shares 3,734 Value ($000) $1,763 Avg Close $390.45 Range $346.89 - $427.60

Q2 2019

Shares 3,137 Value ($000) $1,258 Avg Close $360.19 Range $334.73 - $381.37

Q1 2019

Shares 3,712 Value ($000) $1,609 Avg Close $366.76 Range $341.11 - $392.35

Q4 2018

Shares 3,874 Value ($000) $1,596 Avg Close $341.94 Range $304.59 - $367.37

Q3 2018

Shares 3,403 Value ($000) $1,380 Avg Close $343.80 Range $316.13 - $356.21

Q2 2018

Shares 3,410 Value ($000) $1,379 Avg Close $334.90 Range $306.56 - $357.60

Q1 2018

Shares 5,426 Value ($000) $2,180 Avg Close $347.26 Range $318.29 - $372.85

Q4 2017

Shares 3,163 Value ($000) $1,257 Avg Close $343.86 Range $321.43 - $368.50

Q3 2017

Shares 6,037 Value ($000) $2,570 Avg Close $368.90 Range $345.75 - $397.32

Q2 2017

Shares 3,608 Value ($000) $1,661 Avg Close $388.47 Range $372.47 - $407.14

Q1 2017

Shares 3,163 Value ($000) $1,434 Avg Close $367.25 Range $348.66 - $383.47

Q4 2016

Shares 3,237 Value ($000) $1,372 Avg Close $344.78 Range $323.04 - $364.59

Q3 2016

Shares 1,703 Value ($000) $731 Avg Close $354.36 Range $332.64 - $372.62

Q2 2016

Shares 2,728 Value ($000) $1,130 Avg Close $334.36 Range $320.79 - $345.81

Q1 2016

Shares 2,623 Value ($000) $1,039 Avg Close $303.19 Range $266.10 - $333.74

Q4 2015

Shares 2,377 Value ($000) $905 Avg Close $319.11 Range $286.21 - $344.62

Q3 2015

Shares 2,409 Value ($000) $860 Avg Close $331.86 Range $287.01 - $377.57

Q2 2015

Shares 1,154 Value ($000) $512 Avg Close $375.74 Range $362.04 - $394.39

Q1 2015

Shares 921 Value ($000) $440 Avg Close $367.39 Range $319.97 - $392.44

Q4 2014

Shares 827 Value ($000) $334 Avg Close $312.98 Range $277.26 - $338.91

Q3 2014

Shares 811 Value ($000) $309 Avg Close $320.90 Range $307.35 - $336.58

Q2 2014

Shares 794 Value ($000) $311 Avg Close $310.95 Range $287.91 - $326.05

Q1 2014

Shares 773 Value ($000) $302 Avg Close $285.19 Range $248.98 - $321.55

Q4 2013

Shares 680 Value ($000) $227 Avg Close $252.29 Range $224.72 - $274.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	10,702	$4,263	$333.55	$297.49 - $367.48
Q3 2020	7,178	$2,457	$338.72	$302.34 - $384.29
Q2 2020	31,245	$12,513	$365.81	$326.77 - $406.22
Q1 2020	26,546	$10,164	$372.19	$269.90 - $430.80
Q4 2019	5,203	$2,531	$422.68	$399.06 - $443.47
Q3 2019	3,734	$1,763	$390.45	$346.89 - $427.60
Q2 2019	3,137	$1,258	$360.19	$334.73 - $381.37
Q1 2019	3,712	$1,609	$366.76	$341.11 - $392.35
Q4 2018	3,874	$1,596	$341.94	$304.59 - $367.37
Q3 2018	3,403	$1,380	$343.80	$316.13 - $356.21
Q2 2018	3,410	$1,379	$334.90	$306.56 - $357.60
Q1 2018	5,426	$2,180	$347.26	$318.29 - $372.85
Q4 2017	3,163	$1,257	$343.86	$321.43 - $368.50
Q3 2017	6,037	$2,570	$368.90	$345.75 - $397.32
Q2 2017	3,608	$1,661	$388.47	$372.47 - $407.14
Q1 2017	3,163	$1,434	$367.25	$348.66 - $383.47
Q4 2016	3,237	$1,372	$344.78	$323.04 - $364.59
Q3 2016	1,703	$731	$354.36	$332.64 - $372.62
Q2 2016	2,728	$1,130	$334.36	$320.79 - $345.81
Q1 2016	2,623	$1,039	$303.19	$266.10 - $333.74
Q4 2015	2,377	$905	$319.11	$286.21 - $344.62
Q3 2015	2,409	$860	$331.86	$287.01 - $377.57
Q2 2015	1,154	$512	$375.74	$362.04 - $394.39
Q1 2015	921	$440	$367.39	$319.97 - $392.44
Q4 2014	827	$334	$312.98	$277.26 - $338.91
Q3 2014	811	$309	$320.90	$307.35 - $336.58
Q2 2014	794	$311	$310.95	$287.91 - $326.05
Q1 2014	773	$302	$285.19	$248.98 - $321.55
Q4 2013	680	$227	$252.29	$224.72 - $274.67