WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

NEW YORK STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0000314969)

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

Q4 2025
Shares 5,225 Value ($000) $0 Avg Close $70.79 Range $55.84 - $82.75
Q3 2025
Shares 5,225 Value ($000) $0 Avg Close $82.33 Range $73.94 - $91.41
Q2 2025
Shares 5,225 Value ($000) $0 Avg Close $80.28 Range $67.52 - $99.92
Q1 2025
Shares 7,902 Value ($000) $1 Avg Close $108.01 Range $95.27 - $116.71
Q4 2024
Shares 8,102 Value ($000) $1 Avg Close $126.38 Range $109.67 - $146.31
Q3 2024
Shares 8,202 Value ($000) $1 Avg Close $139.25 Range $125.61 - $148.72
Q2 2024
Shares 8,402 Value ($000) $1 Avg Close $148.16 Range $138.77 - $156.68
Q1 2024
Shares 10,587 Value ($000) $2 Avg Close $135.33 Range $113.88 - $147.53
Q4 2023
Shares 11,743 Value ($000) $2 Avg Close $121.60 Range $107.83 - $137.84
Q3 2023
Shares 14,643 Value ($000) $2 Avg Close $122.44 Range $108.80 - $131.81
Q2 2023
Shares 15,365 Value ($000) $2 Avg Close $108.79 Range $98.37 - $116.78
Q1 2023
Shares 13,092 Value ($000) $2 Avg Close $109.37 Range $92.83 - $119.59
Q4 2022
Shares 12,701 Value ($000) $1 Avg Close $95.20 Range $80.55 - $107.11
Q3 2022
Shares 2,900 Value ($000) $252 Avg Close $90.33 Range $76.70 - $104.08
Q2 2022
Shares 2,900 Value ($000) $284 Avg Close $115.03 Range $86.41 - $132.48
Q1 2022
Shares 2,900 Value ($000) $358 Avg Close $102.15 Range $87.54 - $119.36
Q4 2021
Shares 2,900 Value ($000) $282 Avg Close $91.08 Range $82.73 - $97.95
Q3 2021
Shares 2,800 Value ($000) $255 Avg Close $79.74 Range $72.56 - $88.16
Q2 2021
Shares 2,900 Value ($000) $261 Avg Close $90.14 Range $80.84 - $98.96
Q1 2021
Shares 2,900 Value ($000) $257 Avg Close $80.32 Range $68.77 - $90.16
Q4 2019
Shares 5,776 Value ($000) $405 Avg Close $60.78 Range $52.18 - $68.35
Q1 2019
Shares 3,200 Value ($000) $217 Avg Close $64.77 Range $57.75 - $72.34
Q4 2018
Shares 3,200 Value ($000) $212 Avg Close $64.35 Range $53.36 - $76.44
Q3 2018
Shares 3,200 Value ($000) $266 Avg Close $86.83 Range $72.82 - $100.10
Q2 2018
Shares 3,200 Value ($000) $344 Avg Close $99.34 Range $90.39 - $110.06
Q1 2018
Shares 3,200 Value ($000) $356 Avg Close $98.39 Range $86.89 - $107.41
Q4 2017
Shares 3,200 Value ($000) $341 Avg Close $81.78 Range $72.56 - $95.02
Q3 2016
Shares 3,300 Value ($000) $177 Avg Close $41.92 Range $34.93 - $47.03
Q2 2016
Shares 3,500 Value ($000) $150 Avg Close $39.55 Range $34.26 - $45.64
Q1 2016
Shares 3,500 Value ($000) $162 Avg Close $39.11 Range $34.33 - $46.52
Q4 2015
Shares 3,500 Value ($000) $190 Avg Close $49.75 Range $44.01 - $54.52
Q3 2015
Shares 3,500 Value ($000) $182 Avg Close $49.96 Range $42.26 - $59.13
Q2 2015
Shares 700 Value ($000) $48 Avg Close $62.10 Range $58.06 - $67.58