California State Teachers Retirement System (CalSTRS)’s Westlake Corp WLK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$158K Sell
2,087
-43,108
-95% -$3.27M ﹤0.01% 2270
2025
Q1
$4.52M Buy
45,195
+84
+0.2% +$8.4K 0.01% 921
2024
Q4
$5.17M Sell
45,111
-2,443
-5% -$280K 0.01% 894
2024
Q3
$7.15M Sell
47,554
-2,733
-5% -$411K 0.01% 745
2024
Q2
$7.28M Sell
50,287
-606
-1% -$87.8K 0.01% 724
2024
Q1
$7.78M Sell
50,893
-1,190
-2% -$182K 0.01% 722
2023
Q4
$7.29M Sell
52,083
-1,413
-3% -$198K 0.01% 748
2023
Q3
$6.67M Sell
53,496
-3,452
-6% -$430K 0.01% 761
2023
Q2
$6.8M Sell
56,948
-1,355
-2% -$162K 0.01% 798
2023
Q1
$6.76M Sell
58,303
-645
-1% -$74.8K 0.01% 797
2022
Q4
$6.04M Sell
58,948
-4,018
-6% -$412K 0.01% 845
2022
Q3
$5.47M Sell
62,966
-308
-0.5% -$26.8K 0.01% 870
2022
Q2
$6.2M Buy
63,274
+16,291
+35% +$1.6M 0.01% 834
2022
Q1
$5.8M Sell
46,983
-3,745
-7% -$462K 0.01% 974
2021
Q4
$4.93M Sell
50,728
-9,536
-16% -$926K 0.01% 1171
2021
Q3
$5.49M Buy
60,264
+3,606
+6% +$329K 0.01% 1090
2021
Q2
$5.1M Sell
56,658
-2,289
-4% -$206K 0.01% 1162
2021
Q1
$5.23M Sell
58,947
-103
-0.2% -$9.15K 0.01% 1143
2020
Q4
$4.82M Buy
59,050
+872
+1% +$71.1K 0.01% 1139
2020
Q3
$3.68M Buy
58,178
+1,160
+2% +$73.3K 0.01% 1128
2020
Q2
$3.06M Sell
57,018
-1,787
-3% -$95.9K 0.01% 1212
2020
Q1
$2.25M Buy
58,805
+4,152
+8% +$159K ﹤0.01% 1230
2019
Q4
$3.83M Sell
54,653
-1,784
-3% -$125K 0.01% 1174
2019
Q3
$3.7M Buy
56,437
+310
+0.6% +$20.3K 0.01% 1160
2019
Q2
$3.9M Sell
56,127
-2,797
-5% -$194K 0.01% 1147
2019
Q1
$4M Buy
58,924
+225
+0.4% +$15.3K 0.01% 1097
2018
Q4
$3.88M Buy
58,699
+2,411
+4% +$160K 0.01% 1059
2018
Q3
$4.68M Hold
56,288
0.01% 1069
2018
Q2
$6.06M Buy
56,288
+25
+0% +$2.69K 0.01% 899
2018
Q1
$6.25M Sell
56,263
-1,896
-3% -$211K 0.01% 844
2017
Q4
$6.2M Sell
58,159
-286
-0.5% -$30.5K 0.01% 870
2017
Q3
$4.86M Sell
58,445
-6,040
-9% -$502K 0.01% 998
2017
Q2
$4.27M Sell
64,485
-13,067
-17% -$865K 0.01% 1125
2017
Q1
$5.12M Sell
77,552
-3,500
-4% -$231K 0.01% 1043
2016
Q4
$4.54M Sell
81,052
-2,100
-3% -$118K 0.01% 1152
2016
Q3
$4.45M Buy
83,152
+800
+1% +$42.8K 0.01% 1133
2016
Q2
$3.54M Sell
82,352
-5,493
-6% -$236K 0.01% 1233
2016
Q1
$4.07M Buy
87,845
+10,891
+14% +$504K 0.01% 1143
2015
Q4
$4.18M Buy
76,954
+1,227
+2% +$66.6K 0.01% 1061
2015
Q3
$3.93M Buy
75,727
+2,245
+3% +$116K 0.01% 1093
2015
Q2
$5.04M Sell
73,482
-2,176
-3% -$149K 0.01% 1027
2015
Q1
$5.44M Sell
75,658
-1,097
-1% -$78.9K 0.01% 978
2014
Q4
$4.69M Buy
76,755
+526
+0.7% +$32.1K 0.01% 1052
2014
Q3
$6.6M Sell
76,229
-119
-0.2% -$10.3K 0.02% 821
2014
Q2
$6.4M Buy
76,348
+2,200
+3% +$184K 0.02% 867
2014
Q1
$4.91M Buy
74,148
+300
+0.4% +$19.9K 0.01% 966
2013
Q4
$4.51M Buy
73,848
+600
+0.8% +$36.6K 0.01% 1000
2013
Q3
$3.83M Buy
73,248
+2,248
+3% +$118K 0.01% 1044
2013
Q2
$3.42M Buy
+71,000
New +$3.42M 0.01% 1047