WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

LORD, ABBETT & CO. LLC's Holding History (CIK: 0000728100)

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

Q1 2018

Shares 133,305 Value ($000) $14,817 Avg Close $98.39 Range $86.89 - $107.41

Q4 2017

Shares 198,045 Value ($000) $21,098 Avg Close $81.78 Range $72.56 - $95.02

Q2 2017

Shares 79,100 Value ($000) $5,237 Avg Close $55.73 Range $52.23 - $59.49

Q1 2017

Shares 81,250 Value ($000) $5,367 Avg Close $55.38 Range $49.25 - $59.68

Q4 2016

Shares 125,228 Value ($000) $7,012 Avg Close $47.64 Range $42.61 - $53.78

Q3 2013

Shares 7,189 Value ($000) $752 Avg Close $42.90 Range $40.28 - $45.40

Q2 2013

Shares 14,789 Value ($000) $1,426 Avg Close $37.72 Range $32.17 - $41.82

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	133,305	$14,817	$98.39	$86.89 - $107.41
Q4 2017	198,045	$21,098	$81.78	$72.56 - $95.02
Q2 2017	79,100	$5,237	$55.73	$52.23 - $59.49
Q1 2017	81,250	$5,367	$55.38	$49.25 - $59.68
Q4 2016	125,228	$7,012	$47.64	$42.61 - $53.78
Q3 2013	7,189	$752	$42.90	$40.28 - $45.40
Q2 2013	14,789	$1,426	$37.72	$32.17 - $41.82