NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q4 2025

Shares 2,863 Value ($000) $1,968 Avg Close $760.94 Range $681.51 - $872.48

Q3 2021

Shares 7,502 Value ($000) $2,541 Avg Close $298.18 Range $270.16 - $319.80

Q2 2021

Shares 24,279 Value ($000) $7,817 Avg Close $316.40 Range $278.28 - $356.60

Q1 2021

Shares 33,075 Value ($000) $12,574 Avg Close $359.80 Range $339.62 - $388.94

Q4 2020

Shares 42,195 Value ($000) $16,806 Avg Close $333.55 Range $297.49 - $367.48

Q3 2020

Shares 29,800 Value ($000) $10,201 Avg Close $338.72 Range $302.34 - $384.29

Q2 2020

Shares 1,700 Value ($000) $681 Avg Close $365.81 Range $326.77 - $406.22

Q4 2019

Shares 11,092 Value ($000) $5,396 Avg Close $422.68 Range $399.06 - $443.47

Q3 2019

Shares 9,011 Value ($000) $4,254 Avg Close $390.45 Range $346.89 - $427.60

Q2 2019

Shares 4,050 Value ($000) $1,624 Avg Close $360.19 Range $334.73 - $381.37

Q1 2019

Shares 5,500 Value ($000) $2,385 Avg Close $366.76 Range $341.11 - $392.35

Q3 2017

Shares 2,000 Value ($000) $852 Avg Close $368.90 Range $345.75 - $397.32

Q2 2017

Shares 2,000 Value ($000) $921 Avg Close $388.47 Range $372.47 - $407.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,863	$1,968	$760.94	$681.51 - $872.48
Q3 2021	7,502	$2,541	$298.18	$270.16 - $319.80
Q2 2021	24,279	$7,817	$316.40	$278.28 - $356.60
Q1 2021	33,075	$12,574	$359.80	$339.62 - $388.94
Q4 2020	42,195	$16,806	$333.55	$297.49 - $367.48
Q3 2020	29,800	$10,201	$338.72	$302.34 - $384.29
Q2 2020	1,700	$681	$365.81	$326.77 - $406.22
Q4 2019	11,092	$5,396	$422.68	$399.06 - $443.47
Q3 2019	9,011	$4,254	$390.45	$346.89 - $427.60
Q2 2019	4,050	$1,624	$360.19	$334.73 - $381.37
Q1 2019	5,500	$2,385	$366.76	$341.11 - $392.35
Q3 2017	2,000	$852	$368.90	$345.75 - $397.32
Q2 2017	2,000	$921	$388.47	$372.47 - $407.14