WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

PARADIGM ASSET MANAGEMENT CO LLC's Holding History (CIK: 0001034549)

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

Q1 2022

Shares 2,800 Value ($000) $345,520 Avg Close $102.15 Range $87.54 - $119.36

Q4 2021

Shares 2,800 Value ($000) $271,964 Avg Close $91.08 Range $82.73 - $97.95

Q3 2021

Shares 3,200 Value ($000) $291,648 Avg Close $79.74 Range $72.56 - $88.16

Q2 2021

Shares 3,600 Value ($000) $324,324 Avg Close $90.14 Range $80.84 - $98.96

Q1 2021

Shares 3,800 Value ($000) $337,402 Avg Close $80.32 Range $68.77 - $90.16

Q4 2020

Shares 4,200 Value ($000) $342,720 Avg Close $68.91 Range $56.02 - $78.45

Q3 2016

Shares 15,300 Value ($000) $818,550 Avg Close $41.92 Range $34.93 - $47.03

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	2,800	$345,520	$102.15	$87.54 - $119.36
Q4 2021	2,800	$271,964	$91.08	$82.73 - $97.95
Q3 2021	3,200	$291,648	$79.74	$72.56 - $88.16
Q2 2021	3,600	$324,324	$90.14	$80.84 - $98.96
Q1 2021	3,800	$337,402	$80.32	$68.77 - $90.16
Q4 2020	4,200	$342,720	$68.91	$56.02 - $78.45
Q3 2016	15,300	$818,550	$41.92	$34.93 - $47.03