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Westlake
WLK
74.750
0.05% ( -0.040 )
Closed: Sep 8, 15:59:58 (EDT)
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Overview
Overview
Options
Options
News
News
Posts
Posts
Financials
Financials
Forecast
Forecast
Valuation
Valuation
Shareholders
Shareholders
Profile
Profile
All Shareholders
Institutional Holders
Insiders
All Shareholders
Shareholder Type
Private companies
69.01%
Institutions
29.73%
Individuals & Insiders
1.22%
State-owned enterprises
0.03%
Major Shareholders
Latest
Major Shareholders Latest
Shareholder
% Held
Shares Held
Change %
Shares Changed
Report Date
TTWF LP
73.09%
93.41M
0.18%
+0
03/16/2026
BlackRock, Inc.
2.58%
3.29M
0.17%
+215.08K
06/30/2026
Capital Research and Management Company
2.24%
2.86M
1.15%
-1.48M
06/30/2026
T. Rowe Price Group, Inc.
1.73%
2.21M
0.15%
-200.78K
06/30/2026
Orbis Investment Management Limited
1.63%
2.08M
2.50%
-3.21M
06/30/2026
Dimensional Fund Advisors LP
1.61%
2.05M
0.46%
+585.53K
06/30/2026
Vanguard Portfolio Management, LLC
1.37%
1.75M
0.01%
-17.18K
06/30/2026
Vanguard Capital Management, LLC
1.31%
1.67M
0.01%
+12.60K
06/30/2026
Brandes Investment Partners, LP
1.23%
1.57M
0.21%
-269.71K
06/30/2026
AQR Capital Management, LLC
1.22%
1.56M
1.02%
+1.31M
06/30/2026
State Street Investment Management
1.14%
1.45M
0.06%
+72.91K
06/30/2026
UBS Asset Management AG
0.98%
1.25M
0.42%
-543.83K
06/30/2026
Citadel Advisors LLC
0.83%
1.05M
0.27%
+339.28K
06/30/2026
Mirae Asset Global Investments Co., Ltd.
0.80%
1.02M
0.06%
+79.43K
06/30/2026
The Goldman Sachs Group, Inc.
0.59%
759.76K
0.08%
+105.61K
06/30/2026
Geode Capital Management, LLC
0.56%
718.60K
0.08%
+104.26K
06/30/2026
Jacobs Levy Equity Management Inc
0.56%
709.36K
0.28%
+360.32K
06/30/2026
Albert Chao
Executive Chairman
0.50%
642.88K
0.40%
-513.90K
08/11/2026
Balyasny Asset Management L.P.
0.49%
625.86K
0.20%
+256.19K
06/30/2026
Goldman Sachs Asset Management, L.P.
0.41%
521.11K
0.17%
-215.69K
06/30/2026