WLK icon

Westlake Corp
WLK

Overview Fund Activity

303 hedge funds and large institutions have $2.99B invested in Westlake Corp in 2025 Q2 according to their latest regulatory filings, with 46 funds opening new positions, 124 increasing their positions, 103 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
303
Holders Change
-54
Holders Change %
-15.13%
% of All Funds
4.06%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
46
Increased
124
Reduced
103
Closed
94
Calls
$19.5M
Puts
$58.1M
Net Calls
-$38.6M
Net Calls Change
+$26.8M

Top Buyers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$155M
2
BIP
Brandes Investment Partners
California
+$78.7M
3
AP
Antipodes Partners
Australia
+$62.5M
4
EGM
Engineers Gate Manager
New York
+$26.4M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$25.5M

Top Sellers

1
Capital World Investors
Capital World Investors
California
-$129M
2
Citadel Advisors
Citadel Advisors
Florida
-$63.8M
3
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$33.6M
4
ICP
Ilex Capital Partners
United Kingdom
-$32.3M
5
BlackRock
BlackRock
New York
-$25.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
AIM
326
Aigen Investment Management
New York
– -$1.06M -10,572 Closed
IFU
327
iSAM Funds (UK)
United Kingdom
– -$1.03M -10,300 Closed
AC
328
AXQ Capital
New Jersey
– -$1.01M -10,139 Closed
DnB Asset Management
329
DnB Asset Management
Norway
– -$913K -9,129 Closed
JFG
330
Jefferies Financial Group
New York
– -$911K -9,108 Closed
Skandinaviska Enskilda Banken (SEB)
331
Skandinaviska Enskilda Banken (SEB)
Sweden
– -$910K -9,101 Closed
BCIM
332
British Columbia Investment Management
British Columbia, Canada
– -$739K -7,390 Closed
AWAM
333
Appian Way Asset Management
New York
– -$717K -7,165 Closed
IMRF
334
Illinois Municipal Retirement Fund
Illinois
– -$708K -7,075 Closed
ATPW
335
Ashton Thomas Private Wealth
Arizona
– -$706K -7,059 Closed
PTC
336
Petrus Trust Company
Texas
– -$671K -6,709 Closed
LIP
337
Lighthouse Investment Partners
Florida
– -$611K -6,105 Closed
Adage Capital Partners
338
Adage Capital Partners
Massachusetts
– -$599K -5,988 Closed
OSAM
339
O'Shaughnessy Asset Management
Connecticut
– -$583K -5,831 Closed
AC
340
Allstate Corporation
Illinois
– -$581K -5,807 Closed
Toronto Dominion Bank
341
Toronto Dominion Bank
Ontario, Canada
– -$579K -5,791 Closed
Teacher Retirement System of Texas
342
Teacher Retirement System of Texas
Texas
– -$565K -5,644 Closed
DA
343
Denali Advisors
California
– -$532K -5,322 Closed
OAM
344
Ostrum Asset Management
France
– -$502K -5,023 Closed
Zurich Cantonal Bank
345
Zurich Cantonal Bank
Switzerland
– -$502K -5,018 Closed
NAM
346
Nissay Asset Management
Japan
– -$494K -4,940 Closed
Wellington Management Group
347
Wellington Management Group
Massachusetts
– -$468K -4,674 Closed
II
348
IFM Investors
Australia
– -$463K -4,629 Closed
Truist Financial
349
Truist Financial
North Carolina
– -$458K -4,581 Closed
SMDAM
350
Sumitomo Mitsui DS Asset Management
Japan
– -$451K -4,512 Closed
12 13
14
15 16