WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

CARLSON CAPITAL L P's Holding History (CIK: 0001056973)

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

Q3 2017

Shares 130,000 Value ($000) $10,802 Avg Close $64.66 Range $57.52 - $74.59

Q4 2016

Shares 201,693 Value ($000) $11,293 Avg Close $47.64 Range $42.61 - $53.78

Q1 2016

Shares 156,800 Value ($000) $7,260 Avg Close $39.11 Range $34.33 - $46.52

Q1 2014

Shares 252,020 Value ($000) $16,679 Avg Close $53.68 Range $48.11 - $58.70

Q4 2013

Shares 169,545 Value ($000) $20,696 Avg Close $47.34 Range $43.59 - $51.55

Q3 2013

Shares 218,945 Value ($000) $22,915 Avg Close $42.90 Range $40.28 - $45.40

Q2 2013

Shares 331,125 Value ($000) $31,924 Avg Close $37.72 Range $32.17 - $41.82

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	130,000	$10,802	$64.66	$57.52 - $74.59
Q4 2016	201,693	$11,293	$47.64	$42.61 - $53.78
Q1 2016	156,800	$7,260	$39.11	$34.33 - $46.52
Q1 2014	252,020	$16,679	$53.68	$48.11 - $58.70
Q4 2013	169,545	$20,696	$47.34	$43.59 - $51.55
Q3 2013	218,945	$22,915	$42.90	$40.28 - $45.40
Q2 2013	331,125	$31,924	$37.72	$32.17 - $41.82