WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2025
Shares 4,220,717 Value ($000) $312,080 Avg Close $70.79 Range $55.84 - $82.75
Q3 2025
Shares 57,510 Value ($000) $4,432 Avg Close $82.33 Range $73.94 - $91.41
Q1 2025
Shares 4,674 Value ($000) $468 Avg Close $108.01 Range $95.27 - $116.71
Q4 2024
Shares 42,934 Value ($000) $4,922 Avg Close $126.38 Range $109.67 - $146.31
Q3 2024
Shares 40,653 Value ($000) $6,110 Avg Close $139.25 Range $125.61 - $148.72
Q2 2024
Shares 48,524 Value ($000) $7,027 Avg Close $148.16 Range $138.77 - $156.68
Q1 2024
Shares 47,979 Value ($000) $7,331 Avg Close $135.33 Range $113.88 - $147.53
Q4 2023
Shares 46,074 Value ($000) $6,449 Avg Close $121.60 Range $107.83 - $137.84
Q3 2023
Shares 50,194 Value ($000) $6,258 Avg Close $122.44 Range $108.80 - $131.81
Q2 2023
Shares 36,611 Value ($000) $4,374 Avg Close $108.79 Range $98.37 - $116.78
Q1 2023
Shares 28,756 Value ($000) $3,335 Avg Close $109.37 Range $92.83 - $119.59
Q4 2022
Shares 46,347 Value ($000) $4,752 Avg Close $95.20 Range $80.55 - $107.11
Q3 2022
Shares 47,993 Value ($000) $4,170 Avg Close $90.33 Range $76.70 - $104.08
Q2 2022
Shares 159,842 Value ($000) $15,668 Avg Close $115.03 Range $86.41 - $132.48
Q1 2022
Shares 182,245 Value ($000) $22,489 Avg Close $102.15 Range $87.54 - $119.36
Q4 2021
Shares 186,081 Value ($000) $18,074 Avg Close $91.08 Range $82.73 - $97.95
Q3 2021
Shares 32,831 Value ($000) $2,992 Avg Close $79.74 Range $72.56 - $88.16
Q2 2021
Shares 30,334 Value ($000) $2,733 Avg Close $90.14 Range $80.84 - $98.96
Q1 2021
Shares 31,354 Value ($000) $2,784 Avg Close $80.32 Range $68.77 - $90.16
Q4 2020
Shares 25,456 Value ($000) $2,077 Avg Close $68.91 Range $56.02 - $78.45
Q3 2020
Shares 32,350 Value ($000) $2,045 Avg Close $54.23 Range $46.16 - $63.35
Q2 2020
Shares 32,856 Value ($000) $1,762 Avg Close $42.05 Range $30.99 - $55.36
Q1 2020
Shares 40,513 Value ($000) $1,546 Avg Close $51.06 Range $26.40 - $65.18
Q4 2019
Shares 61,970 Value ($000) $4,348 Avg Close $60.78 Range $52.18 - $68.35
Q3 2019
Shares 22,253 Value ($000) $1,458 Avg Close $57.99 Range $50.43 - $64.27
Q2 2019
Shares 8,198 Value ($000) $570 Avg Close $59.69 Range $51.40 - $69.93
Q1 2019
Shares 70,508 Value ($000) $4,785 Avg Close $64.77 Range $57.75 - $72.34
Q4 2018
Shares 19,247 Value ($000) $1,273 Avg Close $64.35 Range $53.36 - $76.44
Q3 2018
Shares 188,778 Value ($000) $15,689 Avg Close $86.83 Range $72.82 - $100.10
Q2 2018
Shares 436,721 Value ($000) $47,005 Avg Close $99.34 Range $90.39 - $110.06
Q1 2018
Shares 627,660 Value ($000) $69,764 Avg Close $98.39 Range $86.89 - $107.41
Q4 2017
Shares 1,016,417 Value ($000) $108,279 Avg Close $81.78 Range $72.56 - $95.02
Q3 2017
Shares 1,098,957 Value ($000) $91,312 Avg Close $64.66 Range $57.52 - $74.59
Q2 2017
Shares 1,442,785 Value ($000) $95,528 Avg Close $55.73 Range $52.23 - $59.49
Q1 2017
Shares 1,308,381 Value ($000) $86,420 Avg Close $55.38 Range $49.25 - $59.68
Q4 2016
Shares 1,167,267 Value ($000) $65,354 Avg Close $47.64 Range $42.61 - $53.78
Q3 2016
Shares 33,848 Value ($000) $1,811 Avg Close $41.92 Range $34.93 - $47.03
Q2 2016
Shares 57,650 Value ($000) $2,474 Avg Close $39.55 Range $34.26 - $45.64
Q1 2016
Shares 39,895 Value ($000) $1,846 Avg Close $39.11 Range $34.33 - $46.52
Q4 2015
Shares 16,048 Value ($000) $872 Avg Close $49.75 Range $44.01 - $54.52
Q3 2015
Shares 11,007 Value ($000) $572 Avg Close $49.96 Range $42.26 - $59.13
Q2 2015
Shares 3,796 Value ($000) $261 Avg Close $62.10 Range $58.06 - $67.58
Q1 2015
Shares 3,705 Value ($000) $267 Avg Close $54.56 Range $46.07 - $62.01
Q4 2013
Shares 9,540 Value ($000) $1,164 Avg Close $47.34 Range $43.59 - $51.55
Q3 2013
Shares 11,417 Value ($000) $1,194 Avg Close $42.90 Range $40.28 - $45.40
Q2 2013
Shares 121,922 Value ($000) $11,755 Avg Close $37.72 Range $32.17 - $41.82