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Westlake Corp

333 hedge funds and large institutions have $5.15B invested in Westlake Corp in 2026 Q1 according to their latest regulatory filings, with 93 funds opening new positions, 115 increasing their positions, 84 reducing their positions, and 47 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
333
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$26.7M
Puts
$16.9M
Net Calls
Net Calls Change

Top Buyers

1 +$198M
2 +$105M
3 +$87.9M
4
Goldman Sachs
Goldman Sachs
New York
+$62M
5
Citadel Advisors
Citadel Advisors
Florida
+$49.7M

Top Sellers

1 -$235M
2 -$104M
3 -$51.7M
4
Holocene Advisors
Holocene Advisors
New York
-$47.6M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$40.7M
Name Holding Trade Value Shares
Change
Change in
Stake
WAG
301
Wilkerson Advisory Group
Missouri
$1.87K
ACA
302
Atlas Capital Advisors
Wyoming
$1.64K
TM
303
Torren Management
California
$1.57K
RWM
304
Rialto Wealth Management
New York
$1.4K
BHWM
305
Bay Harbor Wealth Management
Maryland
$1.4K
SPIA
306
Steward Partners Investment Advisory
New York
$1.17K
DPW
307
DiNuzzo Private Wealth
Pennsylvania
$1.05K
CFD
308
Creative Financial Designs
Indiana
$1.05K
EP
309
Essential Partners
California
$1.05K
PCM
310
Penserra Capital Management
California
$1K
AW
311
Avion Wealth
Texas
$1K
PMAM
312
Picton Mahoney Asset Management
Ontario, Canada
$935
ACA
313
American Capital Advisory
Idaho
$818
EWP
314
Elevation Wealth Partners
California
$818
MCM
315
MV Capital Management
Maryland
$701
HIA
316
HFM Investment Advisors
New Jersey
$701
VWM
317
Vermillion Wealth Management
Minnesota
$701
SC
318
Swan Capital
Florida
$584
CH
319
Cromwell Holdings
Wyoming
$467
TPWA
320
Twin Peaks Wealth Advisors
California
$467
AT
321
Arlington Trust
Alabama
$467
DF
322
Dunhill Financial
United Kingdom
$434
IPS
323
Investors Portfolio Services
Washington
$376
TWM
324
TopTier Wealth Management
Wisconsin
$350
IA
325
IFP Advisors
Florida
$234