WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Stanley-Laman Group, Ltd.'s Holding History (CIK: 0001601489)

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

Q1 2016

Shares 8,504 Value ($000) $394 Avg Close $39.11 Range $34.33 - $46.52

Q4 2015

Shares 39,136 Value ($000) $2,126 Avg Close $49.75 Range $44.01 - $54.52

Q3 2015

Shares 46,728 Value ($000) $2,425 Avg Close $49.96 Range $42.26 - $59.13

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	8,504	$394	$39.11	$34.33 - $46.52
Q4 2015	39,136	$2,126	$49.75	$44.01 - $54.52
Q3 2015	46,728	$2,425	$49.96	$42.26 - $59.13