Overview Financials News + Filings Key Docs Charts Transactions Holdings Ownership Insiders
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BlackRock Inc.
> WLK
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | WESTLAKE CORP | WLK | 3,803,250 | 236,332 | 454,374,307,000 | 40,683,129,000 | $119,470.01 |
| 03/31/2023 | WESTLAKE CORP | WLK | 3,566,918 | 1,345,135 | 413,691,178,000 | 413,498,149,000 | $115,980.01 |
| 09/30/2022 | WESTLAKE CORP | WLK | 2,221,783 | 150,636 | 193,029,000 | -9,985,000 | $86.88 |
| 06/30/2022 | WESTLAKE CORP | WLK | 2,071,147 | 512,042 | 203,014,000 | 10,619,000 | $98.02 |
| 03/31/2022 | WESTLAKE CORP | WLK | 1,559,105 | -160,676 | 192,395,000 | 25,354,000 | $123.40 |
| 12/31/2021 | WESTLAKE CORP | WLK | 1,719,781 | 62,328 | 167,041,000 | 15,980,000 | $97.13 |
| 09/30/2021 | WESTLAKE CORP | WLK | 1,657,453 | -28,494 | 151,061,000 | -828,000 | $91.14 |
| 06/30/2021 | WESTLAKE CORP | WLK | 1,685,947 | -42,575 | 151,889,000 | -1,586,000 | $90.09 |
| 03/31/2021 | WESTLAKE CORP | WLK | 1,728,522 | 168,049 | 153,475,000 | 26,141,000 | $88.79 |
| 12/31/2020 | WESTLAKE CORP | WLK | 1,560,473 | 12,759 | 127,334,000 | 29,485,000 | $81.60 |
| 09/30/2020 | WESTLAKE CORP | WLK | 1,547,714 | -57,245 | 97,849,000 | 11,743,000 | $63.22 |
| 06/30/2020 | WESTLAKE CORP | WLK | 1,604,959 | -340,003 | 86,106,000 | 11,869,000 | $53.65 |
| 03/31/2020 | WESTLAKE CORP | WLK | 1,944,962 | -69,432 | 74,237,000 | -67,071,000 | $38.17 |
| 12/31/2019 | WESTLAKE CORP | WLK | 2,014,394 | 53,448 | 141,308,000 | 12,826,000 | $70.15 |
| 09/30/2019 | WESTLAKE CORP | WLK | 1,960,946 | -31,988 | 128,482,000 | 128,343,571 | $65.52 |
| 06/30/2019 | WESTLAKE CORP | WLK | 1,992,934 | -5,017 | 138,429 | -135,444,571 | $0.07 |
| 03/31/2019 | WESTLAKE CORP | WLK | 1,997,951 | -30,202 | 135,583,000 | 1,381,000 | $67.86 |
| 12/31/2018 | WESTLAKE CORP | WLK | 2,028,153 | -53,154 | 134,202,000 | -38,775,000 | $66.17 |
| 09/30/2018 | WESTLAKE CORP | WLK | 2,081,307 | 147,877 | 172,977,000 | -35,117,000 | $83.11 |
| 06/30/2018 | WESTLAKE CORP | WLK | 1,933,430 | 398,951 | 208,094,000 | 37,538,000 | $107.63 |
| 03/31/2018 | WESTLAKE CORP | WLK | 1,534,479 | -20,921 | 170,556,000 | 4,860,000 | $111.15 |
| 12/31/2017 | WESTLAKE CORP | WLK | 1,555,400 | 108,434 | 165,696,000 | 45,468,000 | $106.53 |
| 09/30/2017 | WESTLAKE CORP | WLK | 1,446,966 | -252,649 | 120,228,000 | 7,968,000 | $83.09 |
| 03/31/2017 | WESTLAKE CORP | WLK | 1,699,615 | 1,687,768 | 112,260,000 | 111,597,000 | $66.05 |
| 12/31/2016 | WESTLAKE CORP | WLK | 11,847 | -857 | 663,000 | -17,000 | $55.96 |
| 09/30/2016 | WESTLAKE CORP | WLK | 12,704 | 12,704 | 680,000 | 680,000 | $53.53 |
| 06/30/2016 | WESTLAKE CORP | WLK | 93,893 | 59,414 | 4,030,000 | 2,434,000 | $42.92 |
| 03/31/2016 | WESTLAKE CORP | WLK | 34,479 | 1,048 | 1,596,000 | -220,000 | $46.29 |
| 12/31/2015 | WESTLAKE CORP | WLK | 33,431 | 8,831 | 1,816,000 | 540,000 | $54.32 |
| 09/30/2015 | WESTLAKE CORP | WLK | 24,600 | 1,683 | 1,276,000 | -296,000 | $51.87 |
| 06/30/2015 | WESTLAKE CORP | WLK | 22,917 | -187 | 1,572,000 | -90,000 | $68.60 |
| 03/31/2015 | WESTLAKE CORP | WLK | 23,104 | 2,187 | 1,662,000 | 384,000 | $71.94 |
| 12/31/2014 | WESTLAKE CORP | WLK | 20,917 | 4,095 | 1,278,000 | -179,000 | $61.10 |
| 09/30/2014 | WESTLAKE CORP | WLK | 16,822 | -5,413 | 1,457,000 | -406,000 | $86.61 |
| 06/30/2014 | WESTLAKE CORP | WLK | 22,235 | -60,844 | 1,863,000 | -3,635,000 | $83.79 |
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