WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

ROYCE & ASSOCIATES LP's Holding History (CIK: 0000906304)

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

Q1 2020

Shares 13,502 Value ($000) $515 Avg Close $51.06 Range $26.40 - $65.18

Q4 2019

Shares 43,502 Value ($000) $3,052 Avg Close $60.78 Range $52.18 - $68.35

Q3 2019

Shares 43,700 Value ($000) $2,863 Avg Close $57.99 Range $50.43 - $64.27

Q2 2019

Shares 60,100 Value ($000) $4,175 Avg Close $59.69 Range $51.40 - $69.93

Q1 2019

Shares 38,608 Value ($000) $2,620 Avg Close $64.77 Range $57.75 - $72.34

Q4 2018

Shares 218,622 Value ($000) $14,466 Avg Close $64.35 Range $53.36 - $76.44

Q3 2018

Shares 264,727 Value ($000) $22,001 Avg Close $86.83 Range $72.82 - $100.10

Q2 2018

Shares 368,733 Value ($000) $39,687 Avg Close $99.34 Range $90.39 - $110.06

Q1 2018

Shares 429,896 Value ($000) $47,783 Avg Close $98.39 Range $86.89 - $107.41

Q4 2017

Shares 573,633 Value ($000) $61,109 Avg Close $81.78 Range $72.56 - $95.02

Q3 2017

Shares 748,884 Value ($000) $62,225 Avg Close $64.66 Range $57.52 - $74.59

Q2 2017

Shares 740,700 Value ($000) $49,042 Avg Close $55.73 Range $52.23 - $59.49

Q1 2017

Shares 759,980 Value ($000) $50,197 Avg Close $55.38 Range $49.25 - $59.68

Q4 2016

Shares 803,780 Value ($000) $45,004 Avg Close $47.64 Range $42.61 - $53.78

Q3 2016

Shares 895,880 Value ($000) $47,930 Avg Close $41.92 Range $34.93 - $47.03

Q2 2016

Shares 881,080 Value ($000) $37,816 Avg Close $39.55 Range $34.26 - $45.64

Q1 2016

Shares 899,456 Value ($000) $41,645 Avg Close $39.11 Range $34.33 - $46.52

Q4 2015

Shares 1,106,760 Value ($000) $60,119 Avg Close $49.75 Range $44.01 - $54.52

Q3 2015

Shares 1,461,770 Value ($000) $75,851 Avg Close $49.96 Range $42.26 - $59.13

Q2 2015

Shares 1,560,624 Value ($000) $107,043 Avg Close $62.10 Range $58.06 - $67.58

Q1 2015

Shares 1,976,705 Value ($000) $142,204 Avg Close $54.56 Range $46.07 - $62.01

Q4 2014

Shares 2,086,505 Value ($000) $127,465 Avg Close $57.80 Range $45.45 - $73.16

Q3 2014

Shares 1,996,535 Value ($000) $172,880 Avg Close $76.69 Range $70.51 - $83.52

Q2 2014

Shares 2,599,035 Value ($000) $217,695 Avg Close $63.36 Range $52.18 - $72.01

Q1 2014

Shares 3,189,436 Value ($000) $211,077 Avg Close $53.68 Range $48.11 - $58.70

Q4 2013

Shares 2,023,218 Value ($000) $246,974 Avg Close $47.34 Range $43.59 - $51.55

Q3 2013

Shares 2,240,418 Value ($000) $234,482 Avg Close $42.90 Range $40.28 - $45.40

Q2 2013

Shares 2,748,965 Value ($000) $265,028 Avg Close $37.72 Range $32.17 - $41.82

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	13,502	$515	$51.06	$26.40 - $65.18
Q4 2019	43,502	$3,052	$60.78	$52.18 - $68.35
Q3 2019	43,700	$2,863	$57.99	$50.43 - $64.27
Q2 2019	60,100	$4,175	$59.69	$51.40 - $69.93
Q1 2019	38,608	$2,620	$64.77	$57.75 - $72.34
Q4 2018	218,622	$14,466	$64.35	$53.36 - $76.44
Q3 2018	264,727	$22,001	$86.83	$72.82 - $100.10
Q2 2018	368,733	$39,687	$99.34	$90.39 - $110.06
Q1 2018	429,896	$47,783	$98.39	$86.89 - $107.41
Q4 2017	573,633	$61,109	$81.78	$72.56 - $95.02
Q3 2017	748,884	$62,225	$64.66	$57.52 - $74.59
Q2 2017	740,700	$49,042	$55.73	$52.23 - $59.49
Q1 2017	759,980	$50,197	$55.38	$49.25 - $59.68
Q4 2016	803,780	$45,004	$47.64	$42.61 - $53.78
Q3 2016	895,880	$47,930	$41.92	$34.93 - $47.03
Q2 2016	881,080	$37,816	$39.55	$34.26 - $45.64
Q1 2016	899,456	$41,645	$39.11	$34.33 - $46.52
Q4 2015	1,106,760	$60,119	$49.75	$44.01 - $54.52
Q3 2015	1,461,770	$75,851	$49.96	$42.26 - $59.13
Q2 2015	1,560,624	$107,043	$62.10	$58.06 - $67.58
Q1 2015	1,976,705	$142,204	$54.56	$46.07 - $62.01
Q4 2014	2,086,505	$127,465	$57.80	$45.45 - $73.16
Q3 2014	1,996,535	$172,880	$76.69	$70.51 - $83.52
Q2 2014	2,599,035	$217,695	$63.36	$52.18 - $72.01
Q1 2014	3,189,436	$211,077	$53.68	$48.11 - $58.70
Q4 2013	2,023,218	$246,974	$47.34	$43.59 - $51.55
Q3 2013	2,240,418	$234,482	$42.90	$40.28 - $45.40
Q2 2013	2,748,965	$265,028	$37.72	$32.17 - $41.82