WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Exane Asset Management's Holding History (CIK: 0001666256)

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

Q1 2017

Shares 187,514 Value ($000) $12,385,300 Avg Close $55.38 Range $49.25 - $59.68

Q1 2016

Shares 160,860 Value ($000) $7,447,818 Avg Close $39.11 Range $34.33 - $46.52

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	187,514	$12,385,300	$55.38	$49.25 - $59.68
Q1 2016	160,860	$7,447,818	$39.11	$34.33 - $46.52