WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

MILLER HOWARD INVESTMENTS INC /NY's Holding History (CIK: 0000903947)

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

Q4 2017

Shares 42,063 Value ($000) $4,481 Avg Close $81.78 Range $72.56 - $95.02

Q3 2017

Shares 56,544 Value ($000) $4,698 Avg Close $64.66 Range $57.52 - $74.59

Q2 2017

Shares 62,047 Value ($000) $4,108 Avg Close $55.73 Range $52.23 - $59.49

Q1 2017

Shares 141,240 Value ($000) $9,329 Avg Close $55.38 Range $49.25 - $59.68

Q4 2016

Shares 140,659 Value ($000) $7,875 Avg Close $47.64 Range $42.61 - $53.78

Q3 2016

Shares 145,266 Value ($000) $7,772 Avg Close $41.92 Range $34.93 - $47.03

Q2 2016

Shares 149,345 Value ($000) $6,410 Avg Close $39.55 Range $34.26 - $45.64

Q1 2016

Shares 125,331 Value ($000) $5,803 Avg Close $39.11 Range $34.33 - $46.52

Q4 2015

Shares 122,233 Value ($000) $6,640 Avg Close $49.75 Range $44.01 - $54.52

Q3 2015

Shares 89,525 Value ($000) $4,645 Avg Close $49.96 Range $42.26 - $59.13

Q2 2015

Shares 102,356 Value ($000) $7,021 Avg Close $62.10 Range $58.06 - $67.58

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	42,063	$4,481	$81.78	$72.56 - $95.02
Q3 2017	56,544	$4,698	$64.66	$57.52 - $74.59
Q2 2017	62,047	$4,108	$55.73	$52.23 - $59.49
Q1 2017	141,240	$9,329	$55.38	$49.25 - $59.68
Q4 2016	140,659	$7,875	$47.64	$42.61 - $53.78
Q3 2016	145,266	$7,772	$41.92	$34.93 - $47.03
Q2 2016	149,345	$6,410	$39.55	$34.26 - $45.64
Q1 2016	125,331	$5,803	$39.11	$34.33 - $46.52
Q4 2015	122,233	$6,640	$49.75	$44.01 - $54.52
Q3 2015	89,525	$4,645	$49.96	$42.26 - $59.13
Q2 2015	102,356	$7,021	$62.10	$58.06 - $67.58