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Westlake Chemical Corporation shares owned by Millennium Management

Quarter-by-quarter ownership of Westlake Chemical Corporation (WLK) shares owned by Millennium Management from 13F filings

Historical chart of Millennium Management investment in Westlake Chemical Corporation

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All positions including Westlake Chemical Corporation held by Millennium Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Westlake Chemical Corporation by Millennium Management

Quarter filed Position value Share count Share price at filing
2025-09-30 $8.2M 106k 77.06
2025-06-30 $60M 790k 75.93
2025-03-31 $90M 901k 100.03
2024-12-31 $22M 193k 114.65
2024-09-30 $13M 87k 150.29
2024-06-30 $19M 132k 144.82
2024-03-31 $15M 96k 152.80
2023-12-31 $3.5M 25k 139.96
2023-09-30 $25M 200k 124.67
2023-06-30 $3.1M 26k 119.47
2023-03-31 $409k 3.5k 115.93
2022-12-31 $867k 8.5k 102.57
2022-06-30 $2.1M 22k 98.01
2022-03-31 $14M 116k 123.40
2021-09-30 $118M 1.3M 91.14
2021-06-30 $61M 679k 90.09
2021-03-31 $125M 1.4M 88.79
2020-12-31 $844k 10k 81.64
2020-09-30 $3.7M 59k 63.21
2020-06-30 $32M 593k 53.65
2020-03-31 $25M 658k 38.17
2019-12-31 $63M 893k 70.15
2019-09-30 $27M 415k 65.52
2019-06-30 $35M 497k 69.46
2019-03-31 $73M 1.1M 67.86
2018-12-31 $55M 834k 66.17
2018-09-30 $34M 412k 83.11
2018-06-30 $26M 243k 107.63
2018-03-31 $25M 224k 111.15
2017-12-31 $78M 728k 106.53
2017-09-30 $112M 1.3M 83.09
2017-06-30 $27M 400k 66.21
2017-03-31 $60M 909k 66.05
2016-09-30 $851k 16k 53.49
2016-06-30 $16M 383k 42.92
2016-03-31 $17M 364k 46.30
2015-12-31 $21M 378k 54.32
2015-09-30 $80M 1.5M 51.89
2015-06-30 $28M 403k 68.59
2015-03-31 $65M 897k 71.94
2014-12-31 $32M 522k 61.09
2014-09-30 $11M 122k 86.59
2014-06-30 $5.2M 62k 83.76
2014-03-31 $40M 606k 66.18
2013-12-31 $20M 161k 122.07
2013-09-30 $31M 295k 104.66
2013-06-30 $32M 330k 96.41
2013-03-31 $63M 674k 93.50
2012-12-31 $25M 317k 79.30
2012-09-30 $5.0k 69 72.46
2011-12-31 $1.1M 28k 40.23
2011-06-30 $1.8M 35k 51.89
2010-12-31 $487k 11k 43.49