Latest Institutional Sells of Westlake Corp (WLK)
This list provides information on the latest institutional transactions involving Westlake Corp (WLK) stock that were sells. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 12, 2025
Q3 2025
|
Victory Capital Management Inc
|
SELL
|
- |
-855K- 22.98% |
$64.5M - $77.5M
|
2.87M
$179M
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-684K- 86.54% |
$51.6M - $61.9M
|
106K
$6.65M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
PUT |
-630K- 99.32% |
$47.5M - $57.1M
|
4.3K
$269K
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
- |
-322K- 97.33% |
$24.3M - $29.2M
|
8.84K
$553K
|
|
|
Nov 10, 2025
Q3 2025
|
Antipodes Partners LTD
Royal Exchange, C3 |
SELL
|
- |
-267K- 32.47% |
$20.2M - $24.2M
|
556K
$34.8M
|
|
|
Nov 12, 2025
Q3 2025
|
Nuveen, LLC
Charlotte, NC |
SELL
|
- |
-200K- 22.52% |
$15.1M - $18.1M
|
687K
$42.9M
|
|
|
Nov 13, 2025
Q3 2025
|
Bank Of Montreal
Toronto, A6 |
SELL
|
- |
-186K- 80.45% |
$14M - $16.8M
|
45.2K
$2.83M
|
|
|
Nov 14, 2025
Q3 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-183K- 53.34% |
$13.8M - $16.6M
|
160K
$10M
|
|
|
Nov 14, 2025
Q3 2025
|
Ilex Capital Partners (Uk) LLP
London, X0 |
SELL
|
- |
-163K- 59.54% |
$12.3M - $14.8M
|
111K
$6.92M
|
|
|
Nov 14, 2025
Q3 2025
|
Woodline Partners LP
San Francisco, CA |
SELL
|
- |
-134K- 40.79% |
$10.1M - $12.1M
|
194K
$12.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Voloridge Investment Management, LLC
Jupiter, FL |
SELL
|
- |
-126K- 24.21% |
$9.5M - $11.4M
|
394K
$24.7M
|
|
|
Nov 17, 2025
Q3 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
SELL
|
- |
-125K- 12.64% |
$9.39M - $11.3M
|
861K
$53.8M
|
|
|
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 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
|
State Street Corp
Boston, MA |
SELL
|
- |
-97K- 6.97% |
$7.32M - $8.79M
|
1.3M
$81M
|
|
|
Oct 10, 2025
Q3 2025
|
Wedge Capital Management L L P
|
SELL
|
- |
-93K- 70.26% |
$7.02M - $8.43M
|
39.4K
$2.46M
|
|
|
Nov 14, 2025
Q3 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-84.8K- 53.5% |
$6.4M - $7.68M
|
73.7K
$4.61M
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
SELL
|
- |
-83.2K- 2.36% |
$6.27M - $7.54M
|
3.44M
$215M
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-80.8K- 60.61% |
$6.1M - $7.32M
|
52.5K
$3.29M
|
|
|
Oct 17, 2025
Q3 2025
|
Deprince Race & Zollo Inc
Winter Park, FL |
SELL
|
- |
-64.4K- 25.4% |
$4.85M - $5.83M
|
189K
$11.8M
|
|
|
Oct 23, 2025
Q3 2025
|
Sg Americas Securities, LLC
|
SELL
|
- |
-47.6K- 87.27% |
$3.59M - $4.31M
|
6.94K
$434K
|
|
|
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 14, 2025
Q3 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-42.9K- 61.57% |
$3.24M - $3.89M
|
26.8K
$1.67M
|
|
|
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 17, 2025
Q3 2025
|
Dark Forest Capital Management LP
Weston, CT |
SELL
|
- |
-35K- 37.84% |
$2.64M - $3.17M
|
57.5K
$3.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
PUT |
-26.9K- 60.45% |
$2.03M - $2.44M
|
17.6K
$1.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Thomist Capital Management, LP
Houston, TX |
SELL
|
- |
-25.4K- 35.47% |
$1.92M - $2.3M
|
46.2K
$2.89M
|
|
|
Oct 23, 2025
Q3 2025
|
State Of Alaska, Department Of Revenue
|
SELL
|
- |
-24K- 86.82% |
$1.81M - $2.18M
|
3.65K
$228K
|
|
|
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
|
Jane Street Group, LLC
New York, NY |
SELL
|
- |
-21.4K- 62.21% |
$1.61M - $1.94M
|
13K
$812K
|
|
|
Nov 14, 2025
Q3 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
SELL
|
- |
-19.4K- 72.38% |
$1.46M - $1.76M
|
7.41K
$463K
|
|
|
Nov 14, 2025
Q3 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-19.2K- 15.68% |
$1.44M - $1.73M
|
103K
$6.44M
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
PUT |
-16.8K- 37.58% |
$1.27M - $1.52M
|
27.9K
$1.75M
|
|
|
Oct 27, 2025
Q3 2025
|
Manning & Napier Advisors LLC
Fairport, NY |
SELL
|
- |
-16.5K- 79.75% |
$1.24M - $1.49M
|
4.19K
$262K
|
|
|
Nov 14, 2025
Q3 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
SELL
|
- |
-15.1K- 15.17% |
$1.14M - $1.37M
|
84.4K
$5.28M
|
|
|
Nov 14, 2025
Q3 2025
|
Verition Fund Management LLC
Greenwich, CT |
SELL
|
- |
-14.8K- 35.23% |
$1.11M - $1.34M
|
27.2K
$1.7M
|
|
|
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
|
Twin Tree Management, LP
Dallas, TX |
SELL
|
- |
-13.3K- 45.38% |
$1M - $1.21M
|
16K
$1M
|
|
|
Nov 14, 2025
Q3 2025
|
California Public Employees Retirement System
Sacramento, CA |
SELL
|
- |
-13.1K- 21.86% |
$987K - $1.19M
|
46.8K
$2.93M
|
|
|
Nov 12, 2025
Q3 2025
|
Lpl Financial LLC
Fort Mill, SC |
SELL
|
- |
-8.9K- 41.86% |
$672K - $807K
|
12.4K
$774K
|
|
|
Nov 13, 2025
Q3 2025
|
Sei Investments CO
Oaks, PA |
SELL
|
- |
-7.98K- 35.08% |
$602K - $723K
|
14.8K
$924K
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-7.55K- 0.71% |
$569K - $684K
|
1.05M
$65.8M
|
|
|
Nov 12, 2025
Q3 2025
|
Mario Gabelli
Gamco Investors, Inc. Et Al | Rye, Ny
|
SELL
|
- |
-7.43K- 64.2% |
$560K - $673K
|
4.14K
$259K
|
|
|
Nov 13, 2025
Q3 2025
|
Comerica Bank
|
SELL
|
- |
-6.07K- 17.68% |
$458K - $550K
|
28.3K
$1.77M
|
|
|
Oct 22, 2025
Q3 2025
|
Cerity Partners LLC
New York, NY |
SELL
|
- |
-3.71K- 4.28% |
$280K - $336K
|
83.1K
$5.2M
|
|
|
Nov 12, 2025
Q3 2025
|
Ci Investments Inc.
Toronto, A6 |
SELL
|
- |
-3.51K- 45.63% |
$265K - $318K
|
4.18K
$262K
|
|
|
Nov 14, 2025
Q3 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
SELL
|
PUT |
-2.7K- 28.42% |
$204K - $245K
|
6.8K
$425K
|
|
|
Nov 12, 2025
Q3 2025
|
Transce3nd, LLC
Kyle, TX |
SELL
|
- |
-2.43K- 97.16% |
$183K - $220K
|
71
$4.44K
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-1.85K- 2.7% |
$140K - $168K
|
66.8K
$4.18M
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
SELL
|
- |
-1.77K- 1.95% |
$133K - $160K
|
88.9K
$5.56M
|
|