WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Quantitative Investment Management, LLC's Holding History (CIK: 0001445911)

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

Q4 2019

Shares 4,741 Value ($000) $332 Avg Close $60.78 Range $52.18 - $68.35

Q3 2019

Shares 22,165 Value ($000) $1,452 Avg Close $57.99 Range $50.43 - $64.27

Q1 2019

Shares 27,300 Value ($000) $1,852 Avg Close $64.77 Range $57.75 - $72.34

Q4 2018

Shares 36,700 Value ($000) $2,428 Avg Close $64.35 Range $53.36 - $76.44

Q2 2018

Shares 7,000 Value ($000) $753 Avg Close $99.34 Range $90.39 - $110.06

Q3 2017

Shares 176,900 Value ($000) $14,698 Avg Close $64.66 Range $57.52 - $74.59

Q2 2017

Shares 38,900 Value ($000) $2,575 Avg Close $55.73 Range $52.23 - $59.49

Q4 2016

Shares 21,500 Value ($000) $1,203 Avg Close $47.64 Range $42.61 - $53.78

Q3 2016

Shares 33,800 Value ($000) $1,808 Avg Close $41.92 Range $34.93 - $47.03

Q4 2013

Shares 5,600 Value ($000) $683 Avg Close $47.34 Range $43.59 - $51.55

Q2 2013

Shares 4,400 Value ($000) $424 Avg Close $37.72 Range $32.17 - $41.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	4,741	$332	$60.78	$52.18 - $68.35
Q3 2019	22,165	$1,452	$57.99	$50.43 - $64.27
Q1 2019	27,300	$1,852	$64.77	$57.75 - $72.34
Q4 2018	36,700	$2,428	$64.35	$53.36 - $76.44
Q2 2018	7,000	$753	$99.34	$90.39 - $110.06
Q3 2017	176,900	$14,698	$64.66	$57.52 - $74.59
Q2 2017	38,900	$2,575	$55.73	$52.23 - $59.49
Q4 2016	21,500	$1,203	$47.64	$42.61 - $53.78
Q3 2016	33,800	$1,808	$41.92	$34.93 - $47.03
Q4 2013	5,600	$683	$47.34	$43.59 - $51.55
Q2 2013	4,400	$424	$37.72	$32.17 - $41.82