NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q2 2016

Shares 1 Value ($000) $0 Avg Close $334.36 Range $320.79 - $345.81

Q1 2016

Shares 37 Value ($000) $15 Avg Close $303.19 Range $266.10 - $333.74

Q3 2015

Shares 1,955 Value ($000) $698 Avg Close $331.86 Range $287.01 - $377.57

Q4 2014

Shares 218 Value ($000) $88 Avg Close $312.98 Range $277.26 - $338.91

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	1	$0	$334.36	$320.79 - $345.81
Q1 2016	37	$15	$303.19	$266.10 - $333.74
Q3 2015	1,955	$698	$331.86	$287.01 - $377.57
Q4 2014	218	$88	$312.98	$277.26 - $338.91