NEWMARKET CORP

Ticker: NEU CUSIP: 651587107 Class: Common Stock

Douglass Winthrop Advisors, LLC's Holding History (CIK: 0001308527)

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

Q2 2015

Shares 440 Value ($000) $210 Avg Close $375.74 Range $362.04 - $394.39

Q1 2015

Shares 440 Value ($000) $210 Avg Close $367.39 Range $319.97 - $392.44

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	440	$210	$375.74	$362.04 - $394.39
Q1 2015	440	$210	$367.39	$319.97 - $392.44