Jane Street’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
Q2
$1.59M Sell
21,762
-83,924
-79% -$8.2M ﹤0.01% 5582
2026
Q1
$12.3M Buy
+105,686
New +$10.2M ﹤0.01% 2280
2025
Q4
Sell
-12,982
Closed -$924K 12554
2025
Q3
$1M Sell
12,982
-21,375
-62% -$1.78M ﹤0.01% 6311
2025
Q2
$2.61M Sell
34,357
-51,583
-60% -$4.22M ﹤0.01% 3987
2025
Q1
$8.6M Buy
85,940
+78,256
+1,018% +$8.67M ﹤0.01% 2183
2024
Q4
$881K Sell
7,684
-31,953
-81% -$4.16M ﹤0.01% 5623
2024
Q3
$5.96M Sell
39,637
-179,174
-82% -$25.8M ﹤0.01% 2581
2024
Q2
$31.7M Buy
218,811
+210,288
+2,467% +$32.3M 0.01% 946
2024
Q1
$1.3M Sell
8,523
-638
-7% -$89.8K ﹤0.01% 4915
2023
Q4
$1.28M Sell
9,161
-24,596
-73% -$3.12M ﹤0.01% 5126
2023
Q3
$4.21M Buy
33,757
+26,260
+350% +$3.37M ﹤0.01% 2861
2023
Q2
$896K Sell
7,497
-4,603
-38% -$527K ﹤0.01% 5374
2023
Q1
$1.4M Buy
12,100
+6,384
+112% +$737K ﹤0.01% 4412
2022
Q4
$586K Sell
5,716
-60,424
-91% -$6.09M ﹤0.01% 5853
2022
Q3
$5.75M Buy
66,140
+61,965
+1,484% +$5.94M ﹤0.01% 2394
2022
Q2
$409K Sell
4,175
-17,003
-80% -$2.08M ﹤0.01% 7092
2022
Q1
$2.61M Buy
21,178
+14,770
+230% +$1.61M ﹤0.01% 4240
2021
Q4
$622K Sell
6,408
-23,758
-79% -$2.32M ﹤0.01% 6845
2021
Q3
$2.75M Buy
30,166
+3,938
+15% +$337K ﹤0.01% 3833
2021
Q2
$2.36M Buy
26,228
+22,607
+624% +$2.2M ﹤0.01% 4003
2021
Q1
$322K Sell
3,621
-1,777
-33% -$154K ﹤0.01% 7589
2020
Q4
$440K Buy
+5,398
New +$403K ﹤0.01% 5927
2020
Q3
Sell
-76,431
Closed -$4.51M 8021
2020
Q2
$4.1M Buy
76,431
+69,065
+938% +$3.18M ﹤0.01% 2093
2020
Q1
$281K Buy
+7,366
New +$414K ﹤0.01% 4281
2019
Q2
Sell
-13,797
Closed -$936K 5825
2019
Q1
$936K Buy
13,797
+2,542
+23% +$184K ﹤0.01% 2890
2018
Q4
$745K Buy
11,255
+5,547
+97% +$401K ﹤0.01% 2959
2018
Q3
$474K Buy
+5,708
New +$558K ﹤0.01% 3685
2018
Q2
Sell
-10,517
Closed -$1.17M 5704
2018
Q1
$1.17M Buy
+10,517
New +$1.17M ﹤0.01% 2463
2017
Q4
Sell
-2,765
Closed -$230K 5254
2017
Q3
$230K Sell
2,765
-36,950
-93% -$2.71M ﹤0.01% 3987
2017
Q2
$2.63M Buy
+39,715
New +$2.52M 0.01% 1241
2016
Q4
Sell
-18,683
Closed -$1M 4701
2016
Q3
$1M Buy
+18,683
New +$901K ﹤0.01% 1961
2015
Q4
Sell
-13,905
Closed -$722K 4535
2015
Q3
$722K Buy
13,905
+6,036
+77% +$352K ﹤0.01% 1918
2015
Q2
$540K Buy
+7,869
New +$573K ﹤0.01% 2213
2015
Q1
Sell
-12,884
Closed -$826K 3541
2014
Q4
$787K Buy
12,884
+6,231
+94% +$424K 0.01% 1193
2014
Q3
$576K Buy
+6,653
New +$602K 0.01% 1308
2014
Q2
Sell
-11,288
Closed -$747K 3194
2014
Q1
$747K Buy
+11,288
New +$717K 0.01% 1215

Other funds holding WLK

Jane Street's WLK Position: Q2 2026 in Review

Jane Street reduced its Westlake Corp (WLK) stake by 79% in Q2 2026, selling an estimated $8.2M and leaving 21,762 shares worth $1.59M. The position accounts for ﹤0.01% of the portfolio, ranked #5582.

Jane Street first reported a position in WLK in Q1 2014 and has held it in 36 quarters since. The position peaked at $31.7M in Q2 2024. 358 funds tracked by Wall St. Rank hold WLK as of Q2 2026.

  • Jane Street held 21,762 shares of Westlake Corp worth $1.59M as of Q2 2026.
  • Jane Street sold 83,924 Westlake Corp shares in Q2 2026, an estimated $8.2M.
  • Westlake Corp made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #5582 holding.
  • Jane Street first reported a position in Westlake Corp in Q1 2014 and has held it in 36 quarters since.
  • Jane Street's Westlake Corp position peaked at $31.7M in Q2 2024.
  • 358 funds tracked by Wall St. Rank held Westlake Corp as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.