WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

BRADLEY FOSTER & SARGENT INC/CT's Holding History (CIK: 0001015086)

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

Q2 2022

Shares 7,654 Value ($000) $750 Avg Close $115.03 Range $86.41 - $132.48

Q1 2022

Shares 10,116 Value ($000) $1,248 Avg Close $102.15 Range $87.54 - $119.36

Q4 2021

Shares 10,116 Value ($000) $983 Avg Close $91.08 Range $82.73 - $97.95

Q3 2021

Shares 10,116 Value ($000) $922 Avg Close $79.74 Range $72.56 - $88.16

Q2 2021

Shares 15,368 Value ($000) $1,385 Avg Close $90.14 Range $80.84 - $98.96

Q1 2021

Shares 12,557 Value ($000) $1,115 Avg Close $80.32 Range $68.77 - $90.16

Q4 2020

Shares 12,557 Value ($000) $1,025 Avg Close $68.91 Range $56.02 - $78.45

Q3 2018

Shares 57,288 Value ($000) $4,761 Avg Close $86.83 Range $72.82 - $100.10

Q2 2018

Shares 44,295 Value ($000) $4,767 Avg Close $99.34 Range $90.39 - $110.06

Q1 2018

Shares 10,745 Value ($000) $1,194 Avg Close $98.39 Range $86.89 - $107.41

Q4 2017

Shares 15,685 Value ($000) $1,671 Avg Close $81.78 Range $72.56 - $95.02

Q3 2017

Shares 15,585 Value ($000) $1,295 Avg Close $64.66 Range $57.52 - $74.59

Q2 2017

Shares 15,585 Value ($000) $1,032 Avg Close $55.73 Range $52.23 - $59.49

Q1 2017

Shares 26,726 Value ($000) $1,765 Avg Close $55.38 Range $49.25 - $59.68

Q4 2016

Shares 25,736 Value ($000) $1,441 Avg Close $47.64 Range $42.61 - $53.78

Q3 2016

Shares 23,406 Value ($000) $1,252 Avg Close $41.92 Range $34.93 - $47.03

Q2 2016

Shares 26,581 Value ($000) $1,141 Avg Close $39.55 Range $34.26 - $45.64

Q1 2016

Shares 19,466 Value ($000) $901 Avg Close $39.11 Range $34.33 - $46.52

Q4 2015

Shares 6,276 Value ($000) $341 Avg Close $49.75 Range $44.01 - $54.52

Q3 2015

Shares 10,190 Value ($000) $529 Avg Close $49.96 Range $42.26 - $59.13

Q4 2014

Shares 84,905 Value ($000) $5,187 Avg Close $57.80 Range $45.45 - $73.16

Q3 2014

Shares 79,470 Value ($000) $6,881 Avg Close $76.69 Range $70.51 - $83.52

Q2 2014

Shares 80,220 Value ($000) $6,719 Avg Close $63.36 Range $52.18 - $72.01

Q1 2014

Shares 82,570 Value ($000) $5,464 Avg Close $53.68 Range $48.11 - $58.70

Q4 2013

Shares 41,185 Value ($000) $5,027 Avg Close $47.34 Range $43.59 - $51.55

Q3 2013

Shares 40,850 Value ($000) $4,275 Avg Close $42.90 Range $40.28 - $45.40

Q2 2013

Shares 40,850 Value ($000) $3,938 Avg Close $37.72 Range $32.17 - $41.82

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2022	7,654	$750	$115.03	$86.41 - $132.48
Q1 2022	10,116	$1,248	$102.15	$87.54 - $119.36
Q4 2021	10,116	$983	$91.08	$82.73 - $97.95
Q3 2021	10,116	$922	$79.74	$72.56 - $88.16
Q2 2021	15,368	$1,385	$90.14	$80.84 - $98.96
Q1 2021	12,557	$1,115	$80.32	$68.77 - $90.16
Q4 2020	12,557	$1,025	$68.91	$56.02 - $78.45
Q3 2018	57,288	$4,761	$86.83	$72.82 - $100.10
Q2 2018	44,295	$4,767	$99.34	$90.39 - $110.06
Q1 2018	10,745	$1,194	$98.39	$86.89 - $107.41
Q4 2017	15,685	$1,671	$81.78	$72.56 - $95.02
Q3 2017	15,585	$1,295	$64.66	$57.52 - $74.59
Q2 2017	15,585	$1,032	$55.73	$52.23 - $59.49
Q1 2017	26,726	$1,765	$55.38	$49.25 - $59.68
Q4 2016	25,736	$1,441	$47.64	$42.61 - $53.78
Q3 2016	23,406	$1,252	$41.92	$34.93 - $47.03
Q2 2016	26,581	$1,141	$39.55	$34.26 - $45.64
Q1 2016	19,466	$901	$39.11	$34.33 - $46.52
Q4 2015	6,276	$341	$49.75	$44.01 - $54.52
Q3 2015	10,190	$529	$49.96	$42.26 - $59.13
Q4 2014	84,905	$5,187	$57.80	$45.45 - $73.16
Q3 2014	79,470	$6,881	$76.69	$70.51 - $83.52
Q2 2014	80,220	$6,719	$63.36	$52.18 - $72.01
Q1 2014	82,570	$5,464	$53.68	$48.11 - $58.70
Q4 2013	41,185	$5,027	$47.34	$43.59 - $51.55
Q3 2013	40,850	$4,275	$42.90	$40.28 - $45.40
Q2 2013	40,850	$3,938	$37.72	$32.17 - $41.82