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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
$156M
2
BIP
Brandes Investment Partners
California
$111M
3
AP
Antipodes Partners
Australia
$62.5M
4
EGM
Engineers Gate Manager
New York
$26.7M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
$96.8M

Top Sellers

1
Capital World Investors
Capital World Investors
California
$0
2
Citadel Advisors
Citadel Advisors
Florida
$934K
3
Balyasny Asset Management
Balyasny Asset Management
Illinois
$6.06M
4
ICP
Ilex Capital Partners
United Kingdom
$20.8M
5
BlackRock
BlackRock
New York
$253M
Name Holding Trade Value Shares
Change 		Shares
Change %
Victory Capital Management
1
Victory Capital Management
Texas
$283M -$13.5M -178,283 -5%
Vanguard Group
2
Vanguard Group
Pennsylvania
$267M -$2.09M -27,500 -0.8%
BlackRock
3
BlackRock
New York
$253M -$25.2M -331,710 -9%
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$156M +$155M +2,037,405 +9,618%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$123M +$5.04M +66,372 +4%
BIP
6
Brandes Investment Partners
California
$111M +$78.7M +1,035,851 +246%
State Street
7
State Street
Massachusetts
$106M -$18.1M -237,879 -15%
Norges Bank
8
Norges Bank
Norway
$104M +$104M +1,373,816 New
Dimensional Fund Advisors
9
Dimensional Fund Advisors
Texas
$96.8M +$25.5M +335,500 +36%
Goldman Sachs
10
Goldman Sachs
New York
$80.4M +$1.35M +17,753 +2%
Jacobs Levy Equity Management
11
Jacobs Levy Equity Management
New Jersey
$74.8M +$15.9M +209,457 +27%
NL
12
Nuveen LLC
North Carolina
$67.3M +$11.9M +156,607 +21%
Mirae Asset Global ETFs Holdings
13
Mirae Asset Global ETFs Holdings
Hong Kong
$64.1M -$737K -9,701 -1%
AP
14
Antipodes Partners
Australia
$62.5M +$62.5M +823,169 New
Millennium Management
15
Millennium Management
New York
$60M -$8.46M -111,383 -12%
UBS AM
16
UBS AM
Illinois
$49.5M +$21.3M +280,651 +76%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$43.6M -$194K -2,548 -0.4%
Allspring Global Investments
18
Allspring Global Investments
North Carolina
$41.9M -$2.5M -31,029 -6%
Voloridge Investment Management
19
Voloridge Investment Management
Florida
$39.5M +$13.2M +173,286 +50%
Morgan Stanley
20
Morgan Stanley
New York
$35.1M +$15.2M +199,932 +76%
UBS Group
21
UBS Group
Switzerland
$33.7M -$12.6M -165,611 -27%
ProShare Advisors
22
ProShare Advisors
Maryland
$27M +$7.2M +94,831 +36%
EGM
23
Engineers Gate Manager
New York
$26.7M +$26.4M +348,274 +12,725%
D.E. Shaw & Co
24
D.E. Shaw & Co
New York
$26M +$8.7M +114,603 +50%
Susquehanna International Group
25
Susquehanna International Group
Pennsylvania
$25.1M +$24.3M +319,730 +2,885%
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