ProShare Advisors’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
$34.6M Sell
295,811
-139,450
-32% -$13.5M 0.05% 191
2025
Q4
$32.2M Buy
435,261
+12,621
+3% +$898K 0.06% 235
2025
Q3
$32.6M Buy
422,640
+67,486
+19% +$5.62M 0.07% 234
2025
Q2
$27M Buy
355,154
+94,831
+36% +$7.76M 0.05% 252
2025
Q1
$26M Buy
260,323
+11,272
+5% +$1.25M 0.06% 246
2024
Q4
$28.6M Sell
249,051
-205,845
-45% -$26.8M 0.07% 230
2024
Q3
$68.4M Buy
454,896
+245,812
+118% +$35.4M 0.17% 128
2024
Q2
$30.3M Sell
209,084
-11,207
-5% -$1.72M 0.08% 205
2024
Q1
$33.7M Sell
220,291
-38,931
-15% -$5.48M 0.09% 190
2023
Q4
$36.3M Sell
259,222
-16,998
-6% -$2.16M 0.11% 174
2023
Q3
$34.4M Sell
276,220
-13,965
-5% -$1.79M 0.11% 180
2023
Q2
$34.7M Sell
290,185
-22,454
-7% -$2.57M 0.1% 177
2023
Q1
$36.3M Buy
312,639
+294,948
+1,667% +$34M 0.11% 170
2022
Q4
$1.81M Buy
+17,691
New +$1.78M 0.01% 636
2022
Q2
Sell
-2,032
Closed -$250K 2149
2022
Q1
$250K Sell
2,032
-203
-9% -$22.1K ﹤0.01% 1760
2021
Q4
$218K Sell
2,235
-252
-10% -$24.6K ﹤0.01% 1977
2021
Q3
$227K Sell
2,487
-470
-16% -$40.3K ﹤0.01% 1729
2021
Q2
$266K Buy
+2,957
New +$287K ﹤0.01% 1969
2019
Q3
Sell
-2,973
Closed -$207K 1695
2019
Q2
$207K Sell
2,973
-260
-8% -$17.3K ﹤0.01% 1425
2019
Q1
$219K Sell
3,233
-285
-8% -$20.7K ﹤0.01% 1418
2018
Q4
$233K Sell
3,518
-222
-6% -$16K ﹤0.01% 1291
2018
Q3
$311K Sell
3,740
-926
-20% -$90.6K ﹤0.01% 1335
2018
Q2
$502K Sell
4,666
-356
-7% -$39.9K ﹤0.01% 1117
2018
Q1
$558K Sell
5,022
-391
-7% -$43.5K ﹤0.01% 1057
2017
Q4
$577K Sell
5,413
-35
-0.6% -$3.24K ﹤0.01% 1059
2017
Q3
$453K Buy
+5,448
New +$400K ﹤0.01% 996
2015
Q3
Sell
-3,464
Closed -$238K 1559
2015
Q2
$238K Sell
3,464
-54
-2% -$3.93K ﹤0.01% 1415
2015
Q1
$253K Sell
3,518
-775
-18% -$49.7K ﹤0.01% 1573
2014
Q4
$262K Sell
4,293
-260
-6% -$17.7K ﹤0.01% 1603
2014
Q3
$394K Sell
4,553
-1,133
-20% -$103K 0.01% 1552
2014
Q2
$476K Buy
5,686
+262
+5% +$19.6K 0.01% 1618
2014
Q1
$359K Sell
5,424
-146
-3% -$9.28K ﹤0.01% 2119
2013
Q4
$340K Buy
+5,570
New +$313K 0.01% 1121
2013
Q3
Sell
-6,084
Closed -$293K 2551
2013
Q2
$293K Buy
+6,084
New +$273K 0.01% 1750

Other funds holding WLK

ProShare Advisors's WLK Position: Q1 2026 in Review

ProShare Advisors reduced its Westlake Corp (WLK) stake by 32% in Q1 2026, selling an estimated $13.5M and leaving 295,811 shares worth $34.6M. The position accounts for 0.05% of the portfolio, ranked #191.

ProShare Advisors first reported a position in WLK in Q2 2013 and has held it in 34 quarters since. The position peaked at $68.4M in Q3 2024. 336 funds tracked by Wall St. Rank hold WLK as of Q1 2026.

  • ProShare Advisors held 295,811 shares of Westlake Corp worth $34.6M as of Q1 2026.
  • ProShare Advisors sold 139,450 Westlake Corp shares in Q1 2026, an estimated $13.5M.
  • Westlake Corp made up 0.05% of ProShare Advisors's portfolio in Q1 2026, its #191 holding.
  • ProShare Advisors first reported a position in Westlake Corp in Q2 2013 and has held it in 34 quarters since.
  • ProShare Advisors's Westlake Corp position peaked at $68.4M in Q3 2024.
  • 336 funds tracked by Wall St. Rank held Westlake Corp as of Q1 2026.

Based on ProShare Advisors's 13F filing for Q1 2026, filed 27 Apr 2026.