WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

FIRST AMERICAN BANK's Holding History (CIK: 0001291422)

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

Q2 2015

Shares 3,715 Value ($000) $255 Avg Close $62.10 Range $58.06 - $67.58

Q1 2015

Shares 3,715 Value ($000) $267 Avg Close $54.56 Range $46.07 - $62.01

Q3 2014

Shares 3,995 Value ($000) $346 Avg Close $76.69 Range $70.51 - $83.52

Q2 2014

Shares 3,995 Value ($000) $335 Avg Close $63.36 Range $52.18 - $72.01

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	3,715	$255	$62.10	$58.06 - $67.58
Q1 2015	3,715	$267	$54.56	$46.07 - $62.01
Q3 2014	3,995	$346	$76.69	$70.51 - $83.52
Q2 2014	3,995	$335	$63.36	$52.18 - $72.01