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Westlake Corp

303 hedge funds and large institutions have $3.2B invested in Westlake Corp in 2025 Q3 according to their latest regulatory filings, with 58 funds opening new positions, 102 increasing their positions, 105 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

more first-time investments, than exits

New positions opened: | Existing positions closed:

0% more funds holding

Funds holding: 303303 (0)

3% less repeat investments, than reductions

Existing positions increased: 102 | Existing positions reduced: 105

67% less call options, than puts

Call options by funds: $19.3M | Put options by funds: $57.8M

Holders
303
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
$19.3M
Puts
$57.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Creative Planning
126
Creative Planning
Kansas
$1.03M
STA
127
Summit Trail Advisors
New York
$1.01M
Jane Street
128
Jane Street
New York
$1M
FC
129
Farringdon Capital
United Kingdom
$965K
JG
130
Jain Global
New York
$957K
LPL Financial
131
LPL Financial
California
$953K
ETC
132
Exchange Traded Concepts
Oklahoma
$943K
LIP
133
Lighthouse Investment Partners
Florida
$899K
YCM
134
Yousif Capital Management
Michigan
$864K
Ohio Public Employees Retirement System (OPERS)
135
Ohio Public Employees Retirement System (OPERS)
Ohio
$804K
SRL
136
Scientech Research LLC
New Jersey
$751K
BOTPPF
137
Board of the Pension Protection Fund
United Kingdom
$732K
Universal-Beteiligungs- und Servicegesellschaft
138
Universal-Beteiligungs- und Servicegesellschaft
Germany
$730K
VPIM
139
Vanguard Personalized Indexing Management
California
$720K
LSERS
140
Louisiana State Employees Retirement System
Louisiana
$717K
SWGC
141
Summit Wealth Group (Colorado)
Colorado
$713K
BCM
142
Bayesian Capital Management
New York
$712K
Pathstone Holdings
143
Pathstone Holdings
New Jersey
$694K
Susquehanna International Group
144
Susquehanna International Group
Pennsylvania
$682K
COPPSERS
145
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$659K
Handelsbanken Fonder
146
Handelsbanken Fonder
Sweden
$655K
SOMRS
147
State of Michigan Retirement System
Michigan
$609K
QCG
148
Quadrant Capital Group
Ohio
$608K
Thrivent Financial for Lutherans
149
Thrivent Financial for Lutherans
Minnesota
$590K
AAM
150
Advisors Asset Management
Colorado
$587K