Latest Institutional Transactions on Westlake Corp (WLK)
This table provides information on the latest institutional transactions involving Westlake Corp (WLK) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Jain Global LLC
New York, NY |
BUY
|
- |
12.4KNew |
$937K - $1.12M
|
12.4K
$777K
|
|
|
Nov 14, 2025
Q3 2025
|
Alyeska Investment Group, L.P.
Chicago, IL |
SELL
|
- |
-118K- 49.61% |
$8.91M - $10.7M
|
120K
$7.51M
|
|
|
Nov 14, 2025
Q3 2025
|
Pdt Partners, LLC
New York, NY |
BUY
|
- |
19.5KNew |
$1.47M - $1.77M
|
19.5K
$1.22M
|
|
|
Nov 13, 2025
Q3 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
55.5K+ 42.94% |
$4.18M - $5.03M
|
185K
$11.6M
|
|
|
Nov 13, 2025
Q3 2025
|
Legal & General Group PLC
London, X0 |
SELL
|
- |
-38.4K- 51.21% |
$2.9M - $3.48M
|
36.6K
$2.29M
|
|
|
Nov 13, 2025
Q3 2025
|
Bank Of Montreal
Toronto, A6 |
SELL
|
- |
-186K- 80.45% |
$14M - $16.8M
|
45.2K
$2.83M
|
|
|
Nov 13, 2025
Q3 2025
|
Diametric Capital, LP
Boston, MA |
BUY
|
- |
6.42KNew |
$484K - $581K
|
6.42K
$401K
|
|
|
Nov 13, 2025
Q3 2025
|
Treasurer Of The State Of North Carolina
|
SELL
|
- |
-586- 3.75% |
$44.2K - $53.1K
|
15K
$940K
|
|
|
Nov 13, 2025
Q3 2025
|
Quadrant Capital Group LLC
Cincinnati, OH |
SELL
|
- |
-52- 0.65% |
$3.92K - $4.71K
|
7.89K
$494K
|
|
|
Nov 13, 2025
Q3 2025
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
BUY
|
- |
25.3KNew |
$1.91M - $2.29M
|
25.3K
$1.58M
|
|
|
Nov 13, 2025
Q3 2025
|
Claret Asset Management Corp
|
SELL
|
- |
-43- 1.41% |
$3.24K - $3.9K
|
3.01K
$189K
|
|
|
Nov 13, 2025
Q3 2025
|
Pathway Financial Advisers, LLC
Auburn, IN |
BUY
|
- |
289New |
$21.8K - $26.2K
|
289
$18.1K
|
|
|
Nov 13, 2025
Q3 2025
|
Farringdon Capital, Ltd.
London, X0 |
BUY
|
- |
12.5KNew |
$945K - $1.14M
|
12.5K
$784K
|
|
|
Nov 13, 2025
Q3 2025
|
Magnetar Financial LLC
Evanston, IL |
SELL
|
- |
-23.9K- 87.8% |
$1.81M - $2.17M
|
3.33K
$208K
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential Financial Inc
Newark, NJ |
SELL
|
- |
-110- 2.9% |
$8.3K - $9.97K
|
3.68K
$230K
|
|
|
Nov 13, 2025
Q3 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
11.7K+ 13.69% |
$882K - $1.06M
|
97.1K
$6.08M
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
- |
117K+ 26.39% |
$8.83M - $10.6M
|
560K
$35.1M
|
|
|
Nov 13, 2025
Q3 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
SELL
|
- |
-118K- 82.04% |
$8.92M - $10.7M
|
25.9K
$1.62M
|
|
|
Nov 13, 2025
Q3 2025
|
Hudson Bay Capital Management LP
Greenwich, CT |
BUY
|
- |
3.5KNew |
$264K - $317K
|
3.5K
$219K
|
|
|
Nov 13, 2025
Q3 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-816- 4.54% |
$61.6K - $73.9K
|
17.1K
$1.07M
|
|
|
Nov 13, 2025
Q3 2025
|
Jump Financial, LLC
Chicago, IL |
BUY
|
- |
77.9KNew |
$5.88M - $7.06M
|
77.9K
$4.87M
|
|
|
Nov 13, 2025
Q3 2025
|
Canada Pension Plan Investment Board
Toronto Ontario, A6 |
SELL
|
- |
-44.1K- 89.44% |
$3.33M - $4M
|
5.21K
$326K
|
|
|
Nov 13, 2025
Q3 2025
|
Hite Hedge Asset Management LLC
Quincy, MA |
SELL
|
- |
-14.5K- 12.65% |
$1.09M - $1.31M
|
100K
$6.26M
|
|
|
Nov 13, 2025
Q3 2025
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
BUY
|
- |
9.69K+ 3.34% |
$731K - $878K
|
300K
$18.8M
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
10.1K+ 8.14% |
$764K - $918K
|
135K
$8.43M
|
|
|
Nov 13, 2025
Q3 2025
|
Recurrent Investment Advisors LLC
Houston, TX |
BUY
|
- |
2+ 0.01% |
$151 - $181
|
18.1K
$1.13M
|
|
|
Nov 13, 2025
Q3 2025
|
Marshall Wace, LLP
London, X0 |
BUY
|
- |
48.4K+ 596.1% |
$3.65M - $4.38M
|
56.5K
$3.53M
|
|
|
Nov 13, 2025
Q3 2025
|
Sei Investments CO
Oaks, PA |
SELL
|
- |
-7.98K- 35.08% |
$602K - $723K
|
14.8K
$924K
|
|
|
Nov 13, 2025
Q3 2025
|
Entropy Technologies, LP
New York, NY |
BUY
|
- |
1.49K+ 34.31% |
$112K - $135K
|
5.82K
$364K
|
|
|
Nov 13, 2025
Q3 2025
|
Twin Tree Management, LP
Dallas, TX |
SELL
|
- |
-13.3K- 45.38% |
$1M - $1.21M
|
16K
$1M
|
|
|
Nov 13, 2025
Q3 2025
|
Twin Tree Management, LP
Dallas, TX |
BUY
|
CALL |
18.9K+ 194.85% |
$1.43M - $1.71M
|
28.6K
$1.79M
|
|
|
Nov 13, 2025
Q3 2025
|
Pathstone Holdings, LLC
Englewood, NJ |
BUY
|
- |
2+ 0.02% |
$151 - $181
|
9K
$563K
|
|
|
Nov 13, 2025
Q3 2025
|
Comerica Bank
|
SELL
|
- |
-6.07K- 17.68% |
$458K - $550K
|
28.3K
$1.77M
|
|
|
Nov 13, 2025
Q3 2025
|
Wealthspire Advisors, LLC
New York, NY |
BUY
|
- |
37New |
$2.79K - $3.35K
|
37
$2.31K
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
SELL
|
- |
-21.4K- 62.21% |
$1.61M - $1.94M
|
13K
$812K
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
52.1K+ 1408.11% |
$3.93M - $4.72M
|
55.8K
$3.49M
|
|
|
Nov 12, 2025
Q3 2025
|
Handelsbanken Fonder Ab
|
SELL
|
- |
-100- 1.16% |
$7.54K - $9.06K
|
8.5K
$532K
|
|
|
Nov 12, 2025
Q3 2025
|
Erste Asset Management Gmb H
Vienna, C4 |
BUY
|
- |
88.5K+ 51.6% |
$6.68M - $8.02M
|
260K
$16.3M
|
|
|
Nov 12, 2025
Q3 2025
|
Thompson Siegel & Walmsley LLC
|
BUY
|
- |
441KNew |
$33.3M - $40M
|
441K
$27.6M
|
|
|
Nov 12, 2025
Q3 2025
|
Sequent Planning LLC
Omaha, NE |
SELL
|
- |
-67- 1.36% |
$5.05K - $6.07K
|
4.85K
$303K
|
|
|
Nov 12, 2025
Q3 2025
|
Sterling Capital Management LLC
Charlotte, NC |
SELL
|
- |
-210- 9.23% |
$15.8K - $19K
|
2.07K
$129K
|
|
|
Nov 12, 2025
Q3 2025
|
Transce3nd, LLC
Kyle, TX |
SELL
|
- |
-2.43K- 97.16% |
$183K - $220K
|
71
$4.44K
|
|
|
Nov 12, 2025
Q3 2025
|
Steward Partners Investment Advisory, LLC
|
BUY
|
- |
22+ 56.41% |
$1.66K - $1.99K
|
61
$3.82K
|
|
|
Nov 12, 2025
Q3 2025
|
Huntington National Bank
Columbus, OH |
BUY
|
- |
3+ 0.86% |
$226 - $272
|
350
$21.9K
|
|
|
Nov 12, 2025
Q3 2025
|
Quantbot Technologies LP
New York, NY |
BUY
|
- |
56.8KNew |
$4.28M - $5.14M
|
56.8K
$3.55M
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
55+ 0.3% |
$4.15K - $4.98K
|
18.1K
$1.13M
|
|
|
Nov 12, 2025
Q3 2025
|
First Trust Advisors LP
Wheaton, IL |
BUY
|
- |
37K+ 28.93% |
$2.79M - $3.35M
|
165K
$10.3M
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
78.9K+ 13.73% |
$5.95M - $7.14M
|
653K
$40.9M
|
|
|
Nov 12, 2025
Q3 2025
|
Harbour Investments, Inc.
Madison, WI |
BUY
|
- |
7New |
$528 - $634
|
7
$438
|
|
|
Nov 12, 2025
Q3 2025
|
Itau Unibanco Holding S.A.
Sao Paulo, D5 |
SELL
|
- |
-503- 50.3% |
$37.9K - $45.6K
|
497
$31.1K
|
|