Westlake Corp WLK
We take great care to ensure that the data presented and summarized in this overview for WESTLAKE CORP is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding WLK
View all-
Victory Capital Management Inc3.9MShares$307 Million0.42% of portfolio
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Vanguard Group Inc Valley Forge, PA3.55MShares$279 Million0.01% of portfolio
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Black Rock Inc. New York, NY3.41MShares$268 Million0.01% of portfolio
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State Street Corp Boston, MA1.63MShares$128 Million0.01% of portfolio
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Capital World Investors Los Angeles, CA1.29MShares$102 Million0.02% of portfolio
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Goldman Sachs Group Inc New York, NY1.04MShares$82 Million0.02% of portfolio
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Nuveen Asset Management, LLC Chicago, IL983KShares$77.4 Million0.03% of portfolio
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Dimensional Fund Advisors LP Austin, TX940KShares$74 Million0.02% of portfolio
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Israel Englander Millennium Management LLC | New York, Ny901KShares$70.9 Million0.05% of portfolio
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Mirae Asset Global Etfs Holdings Ltd. Central, K3854KShares$67.2 Million0.2% of portfolio
Latest Institutional Activity in WLK
Top Purchases
Top Sells
About WLK
Westlake Corporation manufactures and supplies petrochemicals, polymers, and building products worldwide. It operates through two segments, Performance and Essential Materials; and Housing and Infrastructure Products. The Performance and Essential Materials segment manufactures and markets polyethylene, styrene monomer, ethylene co-products, PVC, VCM, ethylene dichloride chlor-alkali, and chlorinated derivative products. The Housing and Infrastructure Products segment manufactures and sells residential PVC siding; PVC trim and moldings; roofing applications; decorative stone; windows; PVC decking; PVC films for various inflatables, wallcovering, tape, and roofing applications; polymer composite roof tiles; PVC pipe and fittings; PVC compounds; and various consumer and commercial products such as landscape edging; industrial, home and office matting; marine dock edging; and masonry joint controls. The company offers its products to a range of customers, including chemical processors, plastics fabricators, small construction contractors, municipalities, and supply warehouses for use in various consumer and industrial markets, including residential construction, flexible and rigid packaging, automotive products, healthcare products, water treatment, and coatings, as well as other durable and non-durable goods. The company was formerly known as Westlake Chemical Corporation and changed its name to Westlake Corporation in February 2022. The company was founded in 1986 and is headquartered in Houston, Texas. Westlake Corporation is a subsidiary of TTWF LP.
Insider Transactions at WLK
Insider Transaction List
View allDate | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
---|---|---|---|---|---|
May 27
2025
|
Robert F. Buesinger EVP, PEM Segment Head |
SELL
Open market or private sale
|
Indirect |
83
-100.0%
|
$5,976
$72.7 P/Share
|
Apr 22
2025
|
Robert F. Buesinger EVP, PEM Segment Head |
BUY
Open market or private purchase
|
Indirect |
83
+50.0%
|
$7,719
$93.39 P/Share
|
Feb 21
2025
|
Mark Steven Bender EVP & CFO |
SELL
Payment of exercise price or tax liability
|
Direct |
3,530
-5.83%
|
$388,300
$110.54 P/Share
|
Feb 21
2025
|
Robert F. Buesinger EVP, PEM Segment Head |
SELL
Payment of exercise price or tax liability
|
Direct |
2,738
-7.27%
|
$301,180
$110.54 P/Share
|
Feb 21
2025
|
Albert Chao Executive Chairman |
SELL
Payment of exercise price or tax liability
|
Direct |
13,390
-2.23%
|
$1,472,900
$110.54 P/Share
|
Feb 21
2025
|
James Chao Senior Chairman |
SELL
Payment of exercise price or tax liability
|
Direct |
6,554
-10.67%
|
$720,940
$110.54 P/Share
|
Feb 21
2025
|
Thomas J. Janssens SVP, Ops - PEM & Corp Logistic |
SELL
Payment of exercise price or tax liability
|
Direct |
606
-3.42%
|
$66,660
$110.54 P/Share
|
Feb 21
2025
|
L. Benjamin Ederington EVP, PEM, GC and CAO |
SELL
Payment of exercise price or tax liability
|
Direct |
2,924
-3.69%
|
$321,640
$110.54 P/Share
|
Feb 21
2025
|
Jeffrey Adam Holy VP and CAO |
SELL
Payment of exercise price or tax liability
|
Direct |
341
-7.12%
|
$37,510
$110.54 P/Share
|
Feb 20
2025
|
John Tsung Chen Chao |
BUY
Grant, award, or other acquisition
|
Direct |
955
+11.08%
|
-
|
Feb 20
2025
|
Mark Steven Bender EVP & CFO |
BUY
Grant, award, or other acquisition
|
Direct |
8,819
+12.72%
|
-
|
Feb 20
2025
|
Robert F. Buesinger EVP, PEM Segment Head |
BUY
Grant, award, or other acquisition
|
Direct |
6,839
+15.37%
|
-
|
Feb 20
2025
|
Albert Chao Executive Chairman |
BUY
Grant, award, or other acquisition
|
Direct |
33,456
+5.28%
|
-
|
Feb 20
2025
|
James Chao Senior Chairman |
BUY
Grant, award, or other acquisition
|
Direct |
16,375
+21.04%
|
-
|
Feb 20
2025
|
Thomas J. Janssens SVP, Ops - PEM & Corp Logistic |
BUY
Grant, award, or other acquisition
|
Direct |
2,444
+12.11%
|
-
|
Feb 20
2025
|
L. Benjamin Ederington EVP, PEM, GC and CAO |
BUY
Grant, award, or other acquisition
|
Direct |
7,305
+8.45%
|
-
|
Feb 20
2025
|
Jeffrey Adam Holy VP and CAO |
BUY
Grant, award, or other acquisition
|
Direct |
1,306
+21.43%
|
-
|
Feb 19
2025
|
Robert F. Buesinger EVP, PEM Segment Head |
SELL
Payment of exercise price or tax liability
|
Direct |
4,015
-5.79%
|
$449,680
$112.11 P/Share
|
Feb 19
2025
|
L. Benjamin Ederington EVP, PEM, GC and CAO |
SELL
Payment of exercise price or tax liability
|
Direct |
5,268
-3.42%
|
$590,016
$112.11 P/Share
|
Feb 19
2025
|
James Chao Senior Chairman |
SELL
Payment of exercise price or tax liability
|
Direct |
2,287
-2.42%
|
$256,144
$112.11 P/Share
|
Last 12 Months Summary
Exercise of conversion of derivative security | 163K shares |
---|---|
Grant, award, or other acquisition | 77.5K shares |
Open market or private purchase | 83 shares |
Open market or private sale | 3.58K shares |
---|---|
Payment of exercise price or tax liability | 60.5K shares |
Bona fide gift | 6.64K shares |
Sale (or disposition) back to the issuer | 60.2K shares |