NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2025

Shares 7,450 Value ($000) $5,120 Avg Close $760.94 Range $681.51 - $872.48

Q3 2025

Shares 7,402 Value ($000) $6,130 Avg Close $765.22 Range $638.93 - $848.55

Q2 2025

Shares 7,401 Value ($000) $5,113 Avg Close $613.76 Range $504.22 - $687.53

Q1 2025

Shares 7,446 Value ($000) $4,218 Avg Close $518.78 Range $472.01 - $565.18

Q4 2024

Shares 7,524 Value ($000) $3,975 Avg Close $524.83 Range $505.33 - $552.01

Q3 2024

Shares 6,775 Value ($000) $3,739 Avg Close $534.11 Range $491.57 - $581.63

Q2 2024

Shares 6,990 Value ($000) $3,604 Avg Close $539.68 Range $481.41 - $618.19

Q1 2024

Shares 7,096 Value ($000) $4,503 Avg Close $579.25 Range $521.43 - $627.84

Q4 2023

Shares 7,457 Value ($000) $4,070 Avg Close $484.07 Range $420.31 - $558.62

Q3 2023

Shares 7,769 Value ($000) $3,535 Avg Close $432.54 Range $384.81 - $455.58

Q2 2023

Shares 8,482 Value ($000) $3,411 Avg Close $371.63 Range $342.24 - $391.75

Q1 2023

Shares 8,648 Value ($000) $3,156 Avg Close $328.40 Range $294.10 - $350.56

Q4 2022

Shares 8,875 Value ($000) $2,761 Avg Close $289.43 Range $270.68 - $304.97

Q3 2022

Shares 8,967 Value ($000) $2,698 Avg Close $280.17 Range $261.50 - $291.64

Q2 2022

Shares 9,243 Value ($000) $2,782 Avg Close $299.74 Range $266.47 - $325.87

Q1 2022

Shares 9,980 Value ($000) $3,237 Avg Close $302.02 Range $272.47 - $332.04

Q4 2021

Shares 10,967 Value ($000) $3,759 Avg Close $315.81 Range $293.55 - $346.26

Q3 2021

Shares 12,942 Value ($000) $4,384 Avg Close $298.18 Range $270.16 - $319.80

Q2 2021

Shares 11,394 Value ($000) $3,669 Avg Close $316.40 Range $278.28 - $356.60

Q1 2021

Shares 12,281 Value ($000) $4,669 Avg Close $359.80 Range $339.62 - $388.94

Q4 2020

Shares 12,332 Value ($000) $4,912 Avg Close $333.55 Range $297.49 - $367.48

Q3 2020

Shares 12,076 Value ($000) $4,134 Avg Close $338.72 Range $302.34 - $384.29

Q2 2020

Shares 11,831 Value ($000) $4,738 Avg Close $365.81 Range $326.77 - $406.22

Q1 2020

Shares 11,608 Value ($000) $4,444 Avg Close $372.19 Range $269.90 - $430.80

Q4 2019

Shares 11,823 Value ($000) $5,752 Avg Close $422.68 Range $399.06 - $443.47

Q3 2019

Shares 11,019 Value ($000) $5,202 Avg Close $390.45 Range $346.89 - $427.60

Q2 2019

Shares 10,896 Value ($000) $4,369 Avg Close $360.19 Range $334.73 - $381.37

Q1 2019

Shares 11,947 Value ($000) $5,180 Avg Close $366.76 Range $341.11 - $392.35

Q4 2018

Shares 12,212 Value ($000) $5,032 Avg Close $341.94 Range $304.59 - $367.37

Q3 2018

Shares 11,938 Value ($000) $4,841 Avg Close $343.80 Range $316.13 - $356.21

Q2 2018

Shares 12,290 Value ($000) $4,971 Avg Close $334.90 Range $306.56 - $357.60

Q1 2018

Shares 11,357 Value ($000) $4,562 Avg Close $347.26 Range $318.29 - $372.85

Q4 2017

Shares 11,754 Value ($000) $4,671 Avg Close $343.86 Range $321.43 - $368.50

Q3 2017

Shares 11,918 Value ($000) $5,074 Avg Close $368.90 Range $345.75 - $397.32

Q2 2017

Shares 13,285 Value ($000) $6,117 Avg Close $388.47 Range $372.47 - $407.14

Q1 2017

Shares 14,670 Value ($000) $6,649 Avg Close $367.25 Range $348.66 - $383.47

Q4 2016

Shares 15,370 Value ($000) $6,514 Avg Close $344.78 Range $323.04 - $364.59

Q3 2016

Shares 15,770 Value ($000) $6,770 Avg Close $354.36 Range $332.64 - $372.62

Q2 2016

Shares 15,670 Value ($000) $6,493 Avg Close $334.36 Range $320.79 - $345.81

Q1 2016

Shares 18,040 Value ($000) $7,149 Avg Close $303.19 Range $266.10 - $333.74

Q4 2015

Shares 15,730 Value ($000) $5,989 Avg Close $319.11 Range $286.21 - $344.62

Q3 2015

Shares 15,530 Value ($000) $5,544 Avg Close $331.86 Range $287.01 - $377.57

Q2 2015

Shares 15,530 Value ($000) $6,894 Avg Close $375.74 Range $362.04 - $394.39

Q1 2015

Shares 16,511 Value ($000) $7,889 Avg Close $367.39 Range $319.97 - $392.44

Q4 2014

Shares 16,811 Value ($000) $6,784 Avg Close $312.98 Range $277.26 - $338.91

Q3 2014

Shares 16,640 Value ($000) $6,340 Avg Close $320.90 Range $307.35 - $336.58

Q2 2014

Shares 16,446 Value ($000) $6,449 Avg Close $310.95 Range $287.91 - $326.05

Q1 2014

Shares 17,246 Value ($000) $6,739 Avg Close $285.19 Range $248.98 - $321.55

Q4 2013

Shares 17,146 Value ($000) $5,729 Avg Close $252.29 Range $224.72 - $274.67

Q3 2013

Shares 17,046 Value ($000) $4,908 Avg Close $221.88 Range $207.82 - $236.56

Q2 2013

Shares 16,516 Value ($000) $4,336 Avg Close $215.14 Range $203.34 - $223.89

Q1 2013

Shares 15,233 Value ($000) $3,966 Avg Close $208.16 Range $188.79 - $230.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	7,450	$5,120	$760.94	$681.51 - $872.48
Q3 2025	7,402	$6,130	$765.22	$638.93 - $848.55
Q2 2025	7,401	$5,113	$613.76	$504.22 - $687.53
Q1 2025	7,446	$4,218	$518.78	$472.01 - $565.18
Q4 2024	7,524	$3,975	$524.83	$505.33 - $552.01
Q3 2024	6,775	$3,739	$534.11	$491.57 - $581.63
Q2 2024	6,990	$3,604	$539.68	$481.41 - $618.19
Q1 2024	7,096	$4,503	$579.25	$521.43 - $627.84
Q4 2023	7,457	$4,070	$484.07	$420.31 - $558.62
Q3 2023	7,769	$3,535	$432.54	$384.81 - $455.58
Q2 2023	8,482	$3,411	$371.63	$342.24 - $391.75
Q1 2023	8,648	$3,156	$328.40	$294.10 - $350.56
Q4 2022	8,875	$2,761	$289.43	$270.68 - $304.97
Q3 2022	8,967	$2,698	$280.17	$261.50 - $291.64
Q2 2022	9,243	$2,782	$299.74	$266.47 - $325.87
Q1 2022	9,980	$3,237	$302.02	$272.47 - $332.04
Q4 2021	10,967	$3,759	$315.81	$293.55 - $346.26
Q3 2021	12,942	$4,384	$298.18	$270.16 - $319.80
Q2 2021	11,394	$3,669	$316.40	$278.28 - $356.60
Q1 2021	12,281	$4,669	$359.80	$339.62 - $388.94
Q4 2020	12,332	$4,912	$333.55	$297.49 - $367.48
Q3 2020	12,076	$4,134	$338.72	$302.34 - $384.29
Q2 2020	11,831	$4,738	$365.81	$326.77 - $406.22
Q1 2020	11,608	$4,444	$372.19	$269.90 - $430.80
Q4 2019	11,823	$5,752	$422.68	$399.06 - $443.47
Q3 2019	11,019	$5,202	$390.45	$346.89 - $427.60
Q2 2019	10,896	$4,369	$360.19	$334.73 - $381.37
Q1 2019	11,947	$5,180	$366.76	$341.11 - $392.35
Q4 2018	12,212	$5,032	$341.94	$304.59 - $367.37
Q3 2018	11,938	$4,841	$343.80	$316.13 - $356.21
Q2 2018	12,290	$4,971	$334.90	$306.56 - $357.60
Q1 2018	11,357	$4,562	$347.26	$318.29 - $372.85
Q4 2017	11,754	$4,671	$343.86	$321.43 - $368.50
Q3 2017	11,918	$5,074	$368.90	$345.75 - $397.32
Q2 2017	13,285	$6,117	$388.47	$372.47 - $407.14
Q1 2017	14,670	$6,649	$367.25	$348.66 - $383.47
Q4 2016	15,370	$6,514	$344.78	$323.04 - $364.59
Q3 2016	15,770	$6,770	$354.36	$332.64 - $372.62
Q2 2016	15,670	$6,493	$334.36	$320.79 - $345.81
Q1 2016	18,040	$7,149	$303.19	$266.10 - $333.74
Q4 2015	15,730	$5,989	$319.11	$286.21 - $344.62
Q3 2015	15,530	$5,544	$331.86	$287.01 - $377.57
Q2 2015	15,530	$6,894	$375.74	$362.04 - $394.39
Q1 2015	16,511	$7,889	$367.39	$319.97 - $392.44
Q4 2014	16,811	$6,784	$312.98	$277.26 - $338.91
Q3 2014	16,640	$6,340	$320.90	$307.35 - $336.58
Q2 2014	16,446	$6,449	$310.95	$287.91 - $326.05
Q1 2014	17,246	$6,739	$285.19	$248.98 - $321.55
Q4 2013	17,146	$5,729	$252.29	$224.72 - $274.67
Q3 2013	17,046	$4,908	$221.88	$207.82 - $236.56
Q2 2013	16,516	$4,336	$215.14	$203.34 - $223.89
Q1 2013	15,233	$3,966	$208.16	$188.79 - $230.91