WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q2 2023
Shares 2,205 Value ($000) $263 Avg Close $108.79 Range $98.37 - $116.78
Q1 2023
Shares 2,141 Value ($000) $248 Avg Close $109.37 Range $92.83 - $119.59
Q4 2022
Shares 6,657 Value ($000) $683 Avg Close $95.20 Range $80.55 - $107.11
Q3 2022
Shares 10,510 Value ($000) $914 Avg Close $90.33 Range $76.70 - $104.08
Q2 2022
Shares 10,096 Value ($000) $990 Avg Close $115.03 Range $86.41 - $132.48
Q1 2022
Shares 10,190 Value ($000) $1,258 Avg Close $102.15 Range $87.54 - $119.36
Q2 2021
Shares 2,760 Value ($000) $249 Avg Close $90.14 Range $80.84 - $98.96
Q4 2018
Shares 7,802 Value ($000) $517 Avg Close $64.35 Range $53.36 - $76.44
Q3 2018
Shares 5,844 Value ($000) $486 Avg Close $86.83 Range $72.82 - $100.10
Q2 2018
Shares 88,973 Value ($000) $9,577 Avg Close $99.34 Range $90.39 - $110.06
Q1 2018
Shares 99,481 Value ($000) $11,058 Avg Close $98.39 Range $86.89 - $107.41
Q4 2017
Shares 100,299 Value ($000) $10,685 Avg Close $81.78 Range $72.56 - $95.02
Q3 2016
Shares 31,152 Value ($000) $1,667 Avg Close $41.92 Range $34.93 - $47.03
Q2 2016
Shares 44,962 Value ($000) $1,930 Avg Close $39.55 Range $34.26 - $45.64
Q1 2016
Shares 154,530 Value ($000) $7,155 Avg Close $39.11 Range $34.33 - $46.52
Q4 2015
Shares 155,109 Value ($000) $8,426 Avg Close $49.75 Range $44.01 - $54.52
Q3 2015
Shares 89,309 Value ($000) $4,635 Avg Close $49.96 Range $42.26 - $59.13
Q2 2015
Shares 88,635 Value ($000) $6,080 Avg Close $62.10 Range $58.06 - $67.58
Q1 2015
Shares 49,264 Value ($000) $3,545 Avg Close $54.56 Range $46.07 - $62.01
Q4 2014
Shares 52,056 Value ($000) $3,181 Avg Close $57.80 Range $45.45 - $73.16
Q2 2014
Shares 25,656 Value ($000) $2,149 Avg Close $63.36 Range $52.18 - $72.01
Q1 2014
Shares 25,656 Value ($000) $1,698 Avg Close $53.68 Range $48.11 - $58.70
Q4 2013
Shares 5,233 Value ($000) $639 Avg Close $47.34 Range $43.59 - $51.55