WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q4 2025
Shares 198,379 Value ($000) $14,668 Avg Close $70.79 Range $55.84 - $82.75
Q3 2025
Shares 102,965 Value ($000) $7,934 Avg Close $82.33 Range $73.94 - $91.41
Q2 2025
Shares 122,115 Value ($000) $9,272 Avg Close $80.28 Range $67.52 - $99.92
Q1 2025
Shares 266,071 Value ($000) $26,615 Avg Close $108.01 Range $95.27 - $116.71
Q4 2024
Shares 104,320 Value ($000) $11,960 Avg Close $126.38 Range $109.67 - $146.31
Q3 2024
Shares 141,609 Value ($000) $21,282 Avg Close $139.25 Range $125.61 - $148.72
Q2 2024
Shares 26,088 Value ($000) $3,778 Avg Close $148.16 Range $138.77 - $156.68
Q1 2024
Shares 30,949 Value ($000) $4,729 Avg Close $135.33 Range $113.88 - $147.53
Q4 2023
Shares 84,972 Value ($000) $11,893 Avg Close $121.60 Range $107.83 - $137.84
Q3 2023
Shares 99,624 Value ($000) $12,420 Avg Close $122.44 Range $108.80 - $131.81
Q2 2023
Shares 13,500 Value ($000) $1,613 Avg Close $108.79 Range $98.37 - $116.78
Q1 2023
Shares 13,500 Value ($000) $1,566 Avg Close $109.37 Range $92.83 - $119.59
Q4 2022
Shares 10,300 Value ($000) $1,056 Avg Close $95.20 Range $80.55 - $107.11
Q2 2021
Shares 111,427 Value ($000) $10,038 Avg Close $90.14 Range $80.84 - $98.96
Q1 2021
Shares 55,329 Value ($000) $4,913 Avg Close $80.32 Range $68.77 - $90.16
Q4 2020
Shares 10,298 Value ($000) $840 Avg Close $68.91 Range $56.02 - $78.45
Q3 2020
Shares 3,388 Value ($000) $214 Avg Close $54.23 Range $46.16 - $63.35
Q2 2020
Shares 18,290 Value ($000) $981 Avg Close $42.05 Range $30.99 - $55.36
Q1 2020
Shares 32,555 Value ($000) $1,243 Avg Close $51.06 Range $26.40 - $65.18
Q4 2018
Shares 65,471 Value ($000) $4,332 Avg Close $64.35 Range $53.36 - $76.44
Q1 2018
Shares 24,382 Value ($000) $2,710 Avg Close $98.39 Range $86.89 - $107.41
Q4 2017
Shares 65,010 Value ($000) $6,926 Avg Close $81.78 Range $72.56 - $95.02
Q2 2016
Shares 149,324 Value ($000) $6,409 Avg Close $39.55 Range $34.26 - $45.64
Q1 2016
Shares 32,436 Value ($000) $1,502 Avg Close $39.11 Range $34.33 - $46.52
Q4 2015
Shares 33,355 Value ($000) $1,812 Avg Close $49.75 Range $44.01 - $54.52
Q2 2015
Shares 106,107 Value ($000) $7,278 Avg Close $62.10 Range $58.06 - $67.58
Q1 2015
Shares 221,508 Value ($000) $15,935 Avg Close $54.56 Range $46.07 - $62.01
Q4 2014
Shares 289,266 Value ($000) $17,671 Avg Close $57.80 Range $45.45 - $73.16
Q3 2014
Shares 85,848 Value ($000) $7,434 Avg Close $76.69 Range $70.51 - $83.52
Q2 2014
Shares 176,083 Value ($000) $14,749 Avg Close $63.36 Range $52.18 - $72.01
Q1 2014
Shares 262,616 Value ($000) $17,379 Avg Close $53.68 Range $48.11 - $58.70
Q4 2013
Shares 193,833 Value ($000) $23,661 Avg Close $47.34 Range $43.59 - $51.55
Q3 2013
Shares 101,615 Value ($000) $10,635 Avg Close $42.90 Range $40.28 - $45.40
Q2 2013
Shares 78,234 Value ($000) $7,543 Avg Close $37.72 Range $32.17 - $41.82