BlackRock’s Westlake Corp WLK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$360M Sell
3,079,087
-182,346
-6% -$17.7M 0.01% 1323
2025
Q4
$241M Buy
3,261,433
+75,697
+2% +$5.39M ﹤0.01% 1559
2025
Q3
$245M Sell
3,185,736
-142,960
-4% -$11.9M ﹤0.01% 1548
2025
Q2
$253M Sell
3,328,696
-331,710
-9% -$27.1M ﹤0.01% 1485
2025
Q1
$366M Buy
3,660,406
+2,511
+0.1% +$278K 0.01% 1223
2024
Q4
$419M Buy
3,657,895
+160,039
+5% +$20.8M 0.01% 1196
2024
Q3
$526M Buy
3,497,856
+89,852
+3% +$12.9M 0.01% 1032
2024
Q2
$494M Sell
3,408,004
-71,816
-2% -$11M 0.01% 1013
2024
Q1
$532M Sell
3,479,820
-65,338
-2% -$9.2M 0.01% 983
2023
Q4
$496M Buy
3,545,158
+25,529
+0.7% +$3.24M 0.01% 1019
2023
Q3
$439M Sell
3,519,629
-283,621
-7% -$36.4M 0.01% 988
2023
Q2
$454M Buy
3,803,250
+236,332
+7% +$27M 0.01% 992
2023
Q1
$414M Sell
3,566,918
-27,942
-0.8% -$3.22M 0.01% 1040
2022
Q4
$369M Buy
3,594,860
+1,373,077
+62% +$138M 0.01% 1090
2022
Q3
$193M Buy
2,221,783
+150,636
+7% +$14.4M 0.01% 1499
2022
Q2
$203M Buy
2,071,147
+512,042
+33% +$62.7M 0.01% 1526
2022
Q1
$192M Sell
1,559,105
-160,676
-9% -$17.5M 0.01% 1705
2021
Q4
$167M Buy
1,719,781
+62,328
+4% +$6.08M ﹤0.01% 1875
2021
Q3
$151M Sell
1,657,453
-28,494
-2% -$2.44M ﹤0.01% 1932
2021
Q2
$152M Sell
1,685,947
-42,575
-2% -$4.14M ﹤0.01% 1977
2021
Q1
$153M Buy
1,728,522
+168,049
+11% +$14.6M ﹤0.01% 1905
2020
Q4
$127M Buy
1,560,473
+12,759
+0.8% +$953K ﹤0.01% 1925
2020
Q3
$97.8M Sell
1,547,714
-57,245
-4% -$3.38M ﹤0.01% 1896
2020
Q2
$86.1M Sell
1,604,959
-340,003
-17% -$15.7M ﹤0.01% 1932
2020
Q1
$74.2M Sell
1,944,962
-69,432
-3% -$3.9M ﹤0.01% 1830
2019
Q4
$141M Buy
2,014,394
+53,448
+3% +$3.59M 0.01% 1746
2019
Q3
$128M Sell
1,960,946
-31,988
-2% -$2.06M 0.01% 1735
2019
Q2
$138M Sell
1,992,934
-5,017
-0.3% -$334K 0.01% 1691
2019
Q1
$136M Sell
1,997,951
-30,202
-1% -$2.19M 0.01% 1683
2018
Q4
$134M Sell
2,028,153
-53,154
-3% -$3.84M 0.01% 1601
2018
Q3
$173M Buy
2,081,307
+147,877
+8% +$14.5M 0.01% 1583
2018
Q2
$208M Buy
1,933,430
+398,951
+26% +$44.7M 0.01% 1422
2018
Q1
$171M Sell
1,534,479
-20,921
-1% -$2.33M 0.01% 1481
2017
Q4
$166M Buy
1,555,400
+108,434
+7% +$10M 0.01% 1532
2017
Q3
$120M Sell
1,446,966
-206,419
-12% -$15.2M 0.01% 1729
2017
Q2
$109M Sell
1,653,385
-46,230
-3% -$2.94M 0.01% 1738
2017
Q1
$112M Buy
1,699,615
+1,687,768
+14,246% +$107M 0.01% 1704
2016
Q4
$663K Sell
11,847
-857
-7% -$46.8K ﹤0.01% 1625
2016
Q3
$680K Sell
12,704
-81,189
-86% -$3.92M ﹤0.01% 1636
2016
Q2
$4.03M Buy
93,893
+59,414
+172% +$2.71M 0.01% 933
2016
Q1
$1.6M Buy
34,479
+1,048
+3% +$47.6K ﹤0.01% 1191
2015
Q4
$1.82M Buy
33,431
+8,831
+36% +$512K ﹤0.01% 1106
2015
Q3
$1.28M Buy
24,600
+1,683
+7% +$98.3K ﹤0.01% 1201
2015
Q2
$1.57M Sell
22,917
-187
-0.8% -$13.6K ﹤0.01% 1195
2015
Q1
$1.66M Buy
23,104
+2,187
+10% +$140K ﹤0.01% 1148
2014
Q4
$1.28M Buy
20,917
+4,095
+24% +$279K ﹤0.01% 1155
2014
Q3
$1.46M Sell
16,822
-5,413
-24% -$490K ﹤0.01% 1130
2014
Q2
$1.86M Sell
22,235
-60,844
-73% -$4.56M ﹤0.01% 1057
2014
Q1
$5.5M Sell
83,079
-144,641
-64% -$9.19M 0.01% 806
2013
Q4
$13.9M Buy
227,720
+155,802
+217% +$8.75M 0.02% 588
2013
Q3
$3.76M Sell
71,918
-60,024
-45% -$3.06M 0.01% 830
2013
Q2
$6.36M Buy
+131,942
New +$5.93M 0.01% 696

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