WESTLAKE CORPORATION (WLK) is held by institutional investors who disclose positions via SEC 13F filings. View the full list of institutional holders on HoldingsIntel.

Are institutions buying or selling WLK?

HoldingsIntel tracks quarter-over-quarter changes in institutional positions for WESTLAKE CORPORATION, showing new buyers, position increases, decreases, and exits with conviction-weighted sentiment.

What is the Smart Money Verdict on WLK?

The Smart Money Verdict combines four independent signals (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for WESTLAKE CORPORATION.

Is institutional money flowing into WLK?

157 institutional investors hold WESTLAKE CORPORATION (WLK). View detailed buyer/seller breakdown on HoldingsIntel.

What do hedge funds think about WLK?

Track institutional sentiment and conviction scores for WESTLAKE CORPORATION (WLK) including Smart Money Verdict and position changes on HoldingsIntel.

WESTLAKE CORPORATION

WLK·960413102·US·equity·Basic Materials - Specialty Chemicals

157

Holders

Avg rating(11 Elite)

$4.2B

Total Value

57% (176)

Fund Consensus

95 buying - 72 selling

Smart Money Verdict

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41Weak MomentumSplit Signals

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See how WLK's score breaks down across 4 SEC sources

Held by 157 funds

11 elite

Who's Trading

InsiderBFBuesinger Robert F.Sell $461KMar 27, 2026

InsiderBSBender Mark StevenSell $1.8MMar 27, 2026

InsiderBSBender Mark StevenSell $1.7MFeb 27, 2026

InsiderUNUnknownSell $43KFeb 27, 2026

InsiderCAChao AlbertSell $707KDec 22, 2025

InsiderUNUnknownSell $2.3MDec 22, 2025

InsiderUNUnknownSell $39KDec 22, 2025

View all insider trades

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
Orbis Allan Gray Ltd	Increased	5.3M(+20.7%)	$618.4M	2.6%	+9.68%	64
Capital World Investors	Increased	4.2M(+93.9%)	$491.9M	0.1%	+0.15%	50
BlackRock, Inc.	Decreased	3.1M(-5.6%)	$359.7M	0.0%	-19.20%	0
BRANDES INVESTMENT PARTNERS, LP	Increased	1.8M(+10.3%)	$215.3M	1.5%	+7.14%	53
WELLINGTON MANAGEMENT GROUP LLP	Decreased	1.8M(-57.5%)	$209.5M	0.0%	+18.28%	0
DIMENSIONAL FUND ADVISORS LP	Decreased	1.5M(-22.3%)	$171.3M	0.0%	-3.10%	0
GOLDMAN SACHS GROUP INC	Increased	1.4M(+84.8%)	$162.8M	0.0%	-16.41%	47
STATE STREET CORP	Decreased	1.4M(-1.2%)	$161.3M	0.0%	-26.68%	0
FMR LLC	Increased	1.3M(+473.5%)	$153.3M	0.0%	-14.67%	49
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	Increased	981,405(+6.1%)	$114.6M	0.0%	-5.11%	32
MAMIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	Increased	943,975(+7.7%)	$110.3M	0.1%	-33.77%	39
UBS Group AG	Increased	811,266(+25.2%)	$94.8M	0.0%	-11.71%	37
Holocene Advisors, LP	Decreased	730,035(-40.2%)	$85.3M	0.2%	+13.05%	0
CITADEL ADVISORS LLC	Increased	715,586(+252.0%)	$83.6M	0.0%	-7.19%	48
GEODE CAPITAL MANAGEMENT, LLC	Increased	614,334(+3.3%)	$71.8M	0.0%	+11.21%	31
Nuveen, LLC	Decreased	564,744(-13.5%)	$66M	0.0%	-4.85%	0
MORGAN STANLEY	Decreased	486,508(-36.0%)	$56.8M	0.0%	-8.20%	0
Erste Asset Management GmbH	Decreased	395,000(-6.0%)	$45.8M	0.4%	+13.08%	0
SCHRODER INVESTMENT MANAGEMENT GROUP	New	374,508	$43.4M	0.0%	-13.92%	40
BALYASNY ASSET MANAGEMENT L.P.	New	369,672	$43.2M	0.1%	-13.92%	40

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer