WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2025
Shares 486,281 Value ($000) $35,956 Avg Close $70.79 Range $55.84 - $82.75
Q3 2025
Shares 160,009 Value ($000) $12,330 Avg Close $82.33 Range $73.94 - $91.41
Q2 2025
Shares 342,960 Value ($000) $26,041 Avg Close $80.28 Range $67.52 - $99.92
Q1 2025
Shares 228,357 Value ($000) $22,843 Avg Close $108.01 Range $95.27 - $116.71
Q4 2024
Shares 252,747 Value ($000) $28,977 Avg Close $126.38 Range $109.67 - $146.31
Q3 2024
Shares 62,358 Value ($000) $9,372 Avg Close $139.25 Range $125.61 - $148.72
Q1 2024
Shares 3,067 Value ($000) $469 Avg Close $135.33 Range $113.88 - $147.53
Q4 2023
Shares 3,878 Value ($000) $543 Avg Close $121.60 Range $107.83 - $137.84
Q3 2023
Shares 32,255 Value ($000) $4,021 Avg Close $122.44 Range $108.80 - $131.81
Q1 2023
Shares 22,887 Value ($000) $2,654 Avg Close $109.37 Range $92.83 - $119.59
Q4 2022
Shares 61,016 Value ($000) $6,257 Avg Close $95.20 Range $80.55 - $107.11
Q3 2022
Shares 52,582 Value ($000) $4,568 Avg Close $90.33 Range $76.70 - $104.08
Q4 2021
Shares 11,769 Value ($000) $1,143 Avg Close $91.08 Range $82.73 - $97.95
Q3 2021
Shares 68,131 Value ($000) $6,209 Avg Close $79.74 Range $72.56 - $88.16
Q2 2021
Shares 104,013 Value ($000) $9,370 Avg Close $90.14 Range $80.84 - $98.96
Q1 2021
Shares 108,756 Value ($000) $9,656 Avg Close $80.32 Range $68.77 - $90.16
Q4 2020
Shares 58,261 Value ($000) $4,754 Avg Close $68.91 Range $56.02 - $78.45
Q3 2020
Shares 38,093 Value ($000) $2,408 Avg Close $54.23 Range $46.16 - $63.35
Q2 2020
Shares 5,065 Value ($000) $272 Avg Close $42.05 Range $30.99 - $55.36
Q2 2018
Shares 7,377 Value ($000) $794 Avg Close $99.34 Range $90.39 - $110.06
Q1 2018
Shares 14,141 Value ($000) $1,572 Avg Close $98.39 Range $86.89 - $107.41
Q4 2017
Shares 8,344 Value ($000) $889 Avg Close $81.78 Range $72.56 - $95.02
Q3 2017
Shares 8,098 Value ($000) $673 Avg Close $64.66 Range $57.52 - $74.59
Q2 2016
Shares 100,315 Value ($000) $4,306 Avg Close $39.55 Range $34.26 - $45.64
Q1 2016
Shares 156,850 Value ($000) $7,263 Avg Close $39.11 Range $34.33 - $46.52
Q4 2015
Shares 1,181,429 Value ($000) $64,175 Avg Close $49.75 Range $44.01 - $54.52
Q3 2015
Shares 1,759,063 Value ($000) $91,278 Avg Close $49.96 Range $42.26 - $59.13
Q2 2015
Shares 1,495,942 Value ($000) $102,607 Avg Close $62.10 Range $58.06 - $67.58
Q1 2015
Shares 1,602,375 Value ($000) $115,274 Avg Close $54.56 Range $46.07 - $62.01
Q4 2014
Shares 1,672,475 Value ($000) $102,171 Avg Close $57.80 Range $45.45 - $73.16
Q3 2014
Shares 1,008,206 Value ($000) $87,301 Avg Close $76.69 Range $70.51 - $83.52
Q2 2014
Shares 1,368,154 Value ($000) $114,597 Avg Close $63.36 Range $52.18 - $72.01
Q1 2014
Shares 1,467,681 Value ($000) $97,131 Avg Close $53.68 Range $48.11 - $58.70
Q4 2013
Shares 603,033 Value ($000) $73,612 Avg Close $47.34 Range $43.59 - $51.55
Q3 2013
Shares 353,787 Value ($000) $37,028 Avg Close $42.90 Range $40.28 - $45.40
Q2 2013
Shares 138,482 Value ($000) $13,351 Avg Close $37.72 Range $32.17 - $41.82