WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2024
Shares 13,618 Value ($000) $1,561 Avg Close $126.38 Range $109.67 - $146.31
Q3 2024
Shares 460 Value ($000) $69 Avg Close $139.25 Range $125.61 - $148.72
Q4 2023
Shares 4 Value ($000) $1 Avg Close $121.60 Range $107.83 - $137.84
Q1 2023
Shares 138 Value ($000) $16 Avg Close $109.37 Range $92.83 - $119.59
Q3 2022
Shares 975 Value ($000) $85 Avg Close $90.33 Range $76.70 - $104.08
Q2 2022
Shares 1,783 Value ($000) $175 Avg Close $115.03 Range $86.41 - $132.48
Q1 2022
Shares 526 Value ($000) $65 Avg Close $102.15 Range $87.54 - $119.36
Q3 2021
Shares 2,996 Value ($000) $273 Avg Close $79.74 Range $72.56 - $88.16
Q2 2021
Shares 737 Value ($000) $66 Avg Close $90.14 Range $80.84 - $98.96
Q1 2021
Shares 361 Value ($000) $32 Avg Close $80.32 Range $68.77 - $90.16
Q3 2019
Shares 521 Value ($000) $34 Avg Close $57.99 Range $50.43 - $64.27
Q1 2019
Shares 3,711 Value ($000) $252 Avg Close $64.77 Range $57.75 - $72.34
Q4 2018
Shares 184 Value ($000) $12 Avg Close $64.35 Range $53.36 - $76.44
Q3 2018
Shares 1,849 Value ($000) $154 Avg Close $86.83 Range $72.82 - $100.10
Q2 2018
Shares 6,253 Value ($000) $673 Avg Close $99.34 Range $90.39 - $110.06
Q1 2018
Shares 6,819 Value ($000) $758 Avg Close $98.39 Range $86.89 - $107.41
Q4 2017
Shares 8,003 Value ($000) $853 Avg Close $81.78 Range $72.56 - $95.02
Q2 2017
Shares 45 Value ($000) $3 Avg Close $55.73 Range $52.23 - $59.49
Q1 2016
Shares 400 Value ($000) $19 Avg Close $39.11 Range $34.33 - $46.52
Q2 2013
Shares 109 Value ($000) $11 Avg Close $37.72 Range $32.17 - $41.82