WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Brandywine Global Investment Management, LLC's Holding History (CIK: 0000829108)

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

Q2 2020

Shares 171 Value ($000) $10 Avg Close $42.05 Range $30.99 - $55.36

Q1 2020

Shares 171 Value ($000) $7 Avg Close $51.06 Range $26.40 - $65.18

Q4 2019

Shares 171 Value ($000) $12 Avg Close $60.78 Range $52.18 - $68.35

Q3 2019

Shares 360 Value ($000) $24 Avg Close $57.99 Range $50.43 - $64.27

Q2 2019

Shares 120 Value ($000) $9 Avg Close $59.69 Range $51.40 - $69.93

Q3 2018

Shares 111,706 Value ($000) $9,284 Avg Close $86.83 Range $72.82 - $100.10

Q2 2018

Shares 115,038 Value ($000) $12,382 Avg Close $99.34 Range $90.39 - $110.06

Q1 2018

Shares 116,885 Value ($000) $12,992 Avg Close $98.39 Range $86.89 - $107.41

Q4 2017

Shares 116,290 Value ($000) $12,389 Avg Close $81.78 Range $72.56 - $95.02

Q3 2017

Shares 113,250 Value ($000) $9,410 Avg Close $64.66 Range $57.52 - $74.59

Q2 2017

Shares 117,481 Value ($000) $7,779 Avg Close $55.73 Range $52.23 - $59.49

Q1 2017

Shares 115,981 Value ($000) $7,661 Avg Close $55.38 Range $49.25 - $59.68

Q4 2016

Shares 45,781 Value ($000) $2,564 Avg Close $47.64 Range $42.61 - $53.78

Q3 2016

Shares 503 Value ($000) $27 Avg Close $41.92 Range $34.93 - $47.03

Q2 2016

Shares 503 Value ($000) $22 Avg Close $39.55 Range $34.26 - $45.64

Q1 2016

Shares 557 Value ($000) $26 Avg Close $39.11 Range $34.33 - $46.52

Q4 2015

Shares 123,118 Value ($000) $6,688 Avg Close $49.75 Range $44.01 - $54.52

Q3 2015

Shares 105,055 Value ($000) $5,452 Avg Close $49.96 Range $42.26 - $59.13

Q2 2015

Shares 415 Value ($000) $29 Avg Close $62.10 Range $58.06 - $67.58

Q1 2015

Shares 386 Value ($000) $28 Avg Close $54.56 Range $46.07 - $62.01

Q4 2014

Shares 97,516 Value ($000) $5,958 Avg Close $57.80 Range $45.45 - $73.16

Q3 2014

Shares 89,190 Value ($000) $7,723 Avg Close $76.69 Range $70.51 - $83.52

Q2 2014

Shares 74,082 Value ($000) $6,206 Avg Close $63.36 Range $52.18 - $72.01

Q1 2014

Shares 63,970 Value ($000) $4,234 Avg Close $53.68 Range $48.11 - $58.70

Q4 2013

Shares 31,878 Value ($000) $3,892 Avg Close $47.34 Range $43.59 - $51.55

Q3 2013

Shares 31,371 Value ($000) $3,284 Avg Close $42.90 Range $40.28 - $45.40

Q2 2013

Shares 26 Value ($000) $3 Avg Close $37.72 Range $32.17 - $41.82

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2020	171	$10	$42.05	$30.99 - $55.36
Q1 2020	171	$7	$51.06	$26.40 - $65.18
Q4 2019	171	$12	$60.78	$52.18 - $68.35
Q3 2019	360	$24	$57.99	$50.43 - $64.27
Q2 2019	120	$9	$59.69	$51.40 - $69.93
Q3 2018	111,706	$9,284	$86.83	$72.82 - $100.10
Q2 2018	115,038	$12,382	$99.34	$90.39 - $110.06
Q1 2018	116,885	$12,992	$98.39	$86.89 - $107.41
Q4 2017	116,290	$12,389	$81.78	$72.56 - $95.02
Q3 2017	113,250	$9,410	$64.66	$57.52 - $74.59
Q2 2017	117,481	$7,779	$55.73	$52.23 - $59.49
Q1 2017	115,981	$7,661	$55.38	$49.25 - $59.68
Q4 2016	45,781	$2,564	$47.64	$42.61 - $53.78
Q3 2016	503	$27	$41.92	$34.93 - $47.03
Q2 2016	503	$22	$39.55	$34.26 - $45.64
Q1 2016	557	$26	$39.11	$34.33 - $46.52
Q4 2015	123,118	$6,688	$49.75	$44.01 - $54.52
Q3 2015	105,055	$5,452	$49.96	$42.26 - $59.13
Q2 2015	415	$29	$62.10	$58.06 - $67.58
Q1 2015	386	$28	$54.56	$46.07 - $62.01
Q4 2014	97,516	$5,958	$57.80	$45.45 - $73.16
Q3 2014	89,190	$7,723	$76.69	$70.51 - $83.52
Q2 2014	74,082	$6,206	$63.36	$52.18 - $72.01
Q1 2014	63,970	$4,234	$53.68	$48.11 - $58.70
Q4 2013	31,878	$3,892	$47.34	$43.59 - $51.55
Q3 2013	31,371	$3,284	$42.90	$40.28 - $45.40
Q2 2013	26	$3	$37.72	$32.17 - $41.82