13FBOX
WESTLAKE CORPORATION · 13F Institutional Holdings
Options Calculator Rankings

WESTLAKE CORPORATION

WLK
Institutions
362
Combined AUM (Q2 2026)
$2.94B
Combined Shares (Q2 2026)
40.2M
Overall Trend
Decrease
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+7.7M
195 · 88 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-12.8M
189 · 66 Exit · ≈
⚖️ Net
-5.1M
Net Sell
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$2.94B
Institutions
362
New Buys
88
Adds
107
Reduces
123
Exits
66
Unchanged
44
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BlackRock, Inc.
<0.01%0.01%#157$240.5M3.3M$359.7M3.1M+215,075+6.99%Add
Capital World Investors
0.02%0.07%#73$207.5M2.8M$491.9M4.2M-1.4M-32.50%Reduce
PRICE T ROWE ASSOCIATES INC /MD/
0.02%0.03%#88$161.1M2.2M$281.2M2.4M-200,781-8.34%Reduce
Orbis Allan Gray Ltd
0.52%2.61%#9$152.2M2.1M$618.4M5.3M-3.2M-60.62%Reduce
DIMENSIONAL FUND ADVISORS LP
0.03%0.04%#70$149.8M2.1M$171.3M1.5M+585,534+39.94%Add
VANGUARD PORTFOLIO MANAGEMENT LLC
0.01%0.01%#137$127.9M1.8M$206.7M1.8M-17,181-0.97%Reduce
BRANDES INVESTMENT PARTNERS, LP
0.8%1.52%#6$114.8M1.6M$215.3M1.8M-269,711-14.64%Reduce
AQR CAPITAL MANAGEMENT LLC
0.04%0.01%#60$114.6M1.6M$30.4M260,070+1.3M+503.86%Add
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#189$106.9M1.5M$170.0M1.5M+8,629+0.59%Add
STATE STREET CORP
<0.01%0.01%#165$106.1M1.5M$161.3M1.4M+72,914+5.28%Add
GOLDMAN SACHS GROUP INC
0.01%0.02%#116$93.5M1.3M$162.8M1.4M-112,454-8.07%Reduce
CITADEL ADVISORS LLC
0.01%0.02%#109$84.1M1.2M$99.0M847,186+304,282+35.92%Add
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
0.09%0.15%#41$74.7M1.0M$110.3M943,975+79,428+8.41%Add
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.01%0.02%#103$59.7M817,207$114.6M981,405-164,198-16.73%Reduce
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#172$52.5M718,597$71.8M614,334+104,263+16.97%Add
JACOBS LEVY EQUITY MANAGEMENT, INC
0.19%0.17%#26$51.8M709,355$40.8M349,035+360,320+103.23%Add
BALYASNY ASSET MANAGEMENT L.P.
0.06%0.06%#53$45.7M625,859$43.2M369,672+256,187+69.30%Add
Woodline Partners LP
0.1%0.15%#40$33.0M451,986$39.4M337,075+114,911+34.09%Add
Nuveen, LLC
0.01%0.02%#121$32.6M446,479$66.0M564,744-118,265-20.94%Reduce
MORGAN STANLEY
<0.01%<0.01%#208$31.9M437,571$62.9M815,629-378,058-46.35%Reduce
UBS Group AG
<0.01%0.01%#153$31.5M431,633$94.8M811,266-379,633-46.80%Reduce
SCHRODER INVESTMENT MANAGEMENT GROUP
0.02%0.04%#84$28.1M375,889$43.4M374,508+1,381+0.37%Add
MILLENNIUM MANAGEMENT LLC
0.01%<0.01%#110$26.7M366,074$9.9M84,997+281,077+330.69%Add
FMR LLC
<0.01%0.01%#231$26.4M361,243$153.3M1.3M-951,230-72.48%Reduce
ExodusPoint Capital Management, LP
0.15%#31$23.9M327,195$00+327,195New Buy
Qube Research & Technologies Ltd
0.02%#80$23.5M321,718$00+321,718New Buy
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
<0.01%0.01%#166$23.3M318,823$36.4M311,762+7,061+2.26%Add
Erste Asset Management GmbH
0.18%0.42%#28$22.8M305,000$45.8M395,000-90,000-22.78%Reduce
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V.
0.15%0.25%#32$19.6M268,434$28.5M244,308+24,126+9.88%Add
Jupiter Topco LLC
0.01%#118$19.5M267,748$00+267,748New Buy
NORTHERN TRUST CORP
<0.01%<0.01%#190$19.2M262,926$31.4M269,149-6,223-2.31%Reduce
ROBOTTI ROBERT
2.77%2.64%#2$17.2M235,379$16.9M145,004+90,375+62.33%Add
BANK OF AMERICA CORP /DE/
<0.01%<0.01%#237$17.0M232,213$27.7M236,986-4,773-2.01%Reduce
Susquehanna Portfolio Strategies, LLC
0.27%0.03%#18$16.8M230,396$2.1M18,372+212,024+1,154.06%Add
ProShare Advisors LLC
0.02%0.05%#75$16.7M228,319$34.6M295,811-67,492-22.82%Reduce
NORGES BANK
<0.01%0.01%#216$15.6M214,101$36.9M368,875-154,774-41.96%Reduce
Jump Financial, LLC
0.12%#37$15.3M209,861$00+209,861New Buy
VANGUARD FIDUCIARY TRUST CO
<0.01%0.01%#159$15.3M209,650$24.0M205,684+3,966+1.93%Add
DEPRINCE RACE & ZOLLO INC
0.27%0.45%#16$14.8M203,366$23.8M203,36600.00%Unchanged
D. E. Shaw & Co., Inc.
0.01%0.02%#128$14.6M200,534$28.0M239,783-39,249-16.37%Reduce
Russell Investments Group, Ltd.
0.01%0.01%#102$14.2M194,362$10.4M89,362+105,000+117.50%Add
Invesco Ltd.
<0.01%<0.01%#235$13.9M190,951$21.0M179,402+11,549+6.44%Add
JPMORGAN CHASE & CO
<0.01%<0.01%#260$12.3M163,287$11.3M97,739+65,548+67.06%Add
Cerity Partners LLC
0.01%0.01%#91$12.1M166,436$8.5M72,679+93,757+129.00%Add
Bank of New York Mellon Corp
<0.01%<0.01%#200$11.9M163,455$21.2M181,070-17,615-9.73%Reduce
Allspring Global Investments Holdings, LLC
0.02%0.06%#86$11.9M163,075$33.3M285,434-122,359-42.87%Reduce
SPROTT INC.
0.37%0.45%#11$11.7M160,110$15.5M132,610+27,500+20.74%Add
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY
0.08%0.16%#43$11.4M156,757$20.8M178,160-21,403-12.01%Reduce
Campbell & CO Investment Adviser LLC
0.57%#8$10.8M148,180$00+148,180New Buy
WELLINGTON MANAGEMENT GROUP LLP
<0.01%0.04%#205$10.4M141,816$209.5M1.8M-1.7M-92.09%Reduce

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow