WLK Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 1.30%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $3,357,622.86

Westlake Insider Trading History Chart

Westlake Share Price & Price History

^$155.93

▼ -0.25 (-0.16%)

As of 05/16/2024 10:30 AM ET

Days: 30 | 90 | 365

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Westlake Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
5/3/2024	Mark Steven Bender	CFO	Sell	4,950	$152.19	$753,340.50	40,356
3/15/2024	Robert F Buesinger	EVP	Sell	3,878	$144.50	$560,371.00	21,144
3/13/2024	Robert F Buesinger	EVP	Sell	122	$144.50	$17,629.00	25,022
3/6/2024	Mark Steven Bender	CFO	Sell	4,804	$141.02	$677,460.08	45,306
2/26/2024	Mark Steven Bender	CFO	Sell	4,854	$137.57	$667,764.78	50,110
11/15/2023	Robert F Buesinger	EVP	Sell	4,215	$130.50	$550,057.50	16,754
8/23/2023	David Tsung-Hung Chao	Director	Sell	1,000	$131.00	$131,000.00	10,148
8/26/2022	Johnathan Stevan Zoeller	CAO	Sell	542	$107.08	$58,037.36	543
5/27/2022	Robert F Buesinger	EVP	Sell	14,427	$129.47	$1,867,863.69	11,780
5/19/2022	Albert Chao	CEO	Sell	37,876	$130.38	$4,938,272.88	472,983
5/17/2022	Roger L. Kearns	COO	Sell	8,388	$136.24	$1,142,781.12	26,389
5/5/2022	L. Benjamin Ederington	CAO	Sell	12,569	$139.81	$1,757,271.89	37,418
3/31/2022	Mark Steven Bender	CFO	Sell	6,021	$124.35	$748,711.35
3/29/2022	Mark Steven Bender	CFO	Sell	4,000	$122.44	$489,760.00
3/25/2022	Mark Steven Bender	CFO	Sell	8,000	$125.34	$1,002,720.00
3/25/2022	Roger L. Kearns	COO	Sell	10,333	$126.00	$1,301,958.00
3/23/2022	Mark Steven Bender	CFO	Sell	6,000	$125.17	$751,020.00
3/9/2022	Robert F Buesinger	EVP	Sell	2,730	$115.55	$315,451.50
3/1/2022	Johnathan Stevan Zoeller	CAO	Sell	1,006	$110.39	$111,052.34
12/1/2021	Albert Chao	CEO	Sell	30,787	$91.75	$2,824,707.25
11/11/2021	Mark Steven Bender	CFO	Sell	2,369	$101.57	$240,619.33
11/8/2021	Mark Steven Bender	CFO	Sell	631	$100.77	$63,585.87
11/5/2021	Mark Steven Bender	CFO	Sell	6,356	$98.80	$627,972.80
8/11/2021	Albert Chao	CEO	Buy	3,000	$86.21	$258,630.00	441,939

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SEC Filings (Institutional Ownership Changes) for Westlake (NYSE:WLK)

28.40% of Westlake stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Westlake Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/16/2024	Robotti Robert	167,668	$25.62M	3.5%	-26.0%	0.130%
5/15/2024	Appian Way Asset Management LP	164,619	$25.15M	6.6%	N/A	0.128%
5/15/2024	Public Employees Retirement System of Ohio	12,383	$1.89M	0.0%	-20.2%	0.010%
5/15/2024	Public Employees Retirement Association of Colorado	4,815	$0.74M	0.0%	-3.5%	0.004%
5/15/2024	Price T Rowe Associates Inc. MD	17,355	$2.65M	0.0%	-59.0%	0.013%
5/15/2024	Lazard Asset Management LLC	67,884	$10.37M	0.0%	+2,218.4%	0.053%
5/14/2024	Capital World Investors	1,334,579	$203.92M	0.0%	+1.7%	1.038%
5/14/2024	Toronto Dominion Bank	3,651	$0.56M	0.0%	-26.5%	0.003%
5/14/2024	Advisors Asset Management Inc.	5,554	$0.85M	0.0%	+1.7%	0.004%
5/14/2024	Vident Advisory LLC	94,658	$14.46M	0.3%	+10.4%	0.074%
5/14/2024	Natixis	85,000	$12.99M	0.1%	+41,979.2%	0.066%
5/14/2024	CANADA LIFE ASSURANCE Co	31,438	$4.80M	0.0%	+3.5%	0.024%
5/14/2024	American International Group Inc.	42,408	$6.48M	0.0%	-2.0%	0.033%
5/13/2024	UniSuper Management Pty Ltd	500	$76K	0.0%	+66.7%	0.000%
5/13/2024	O Shaughnessy Asset Management LLC	12,016	$1.84M	0.0%	+2.5%	0.009%
5/13/2024	Ameritas Investment Partners Inc.	12,164	$1.86M	0.1%	-0.8%	0.009%
5/10/2024	Vanguard Group Inc.	3,361,946	$513.71M	0.0%	-0.8%	2.615%
5/10/2024	Mitsubishi UFJ Trust & Banking Corp	19,589	$2.99M	0.0%	-6.0%	0.015%
5/9/2024	Midwest Professional Planners LTD.	2,203	$0.34M	0.1%	+13.1%	0.002%
5/9/2024	Scout Investments Inc.	97,613	$15.06M	0.4%	-8.2%	0.076%
5/9/2024	Mitsubishi UFJ Asset Management Co. Ltd.	22,179	$3.39M	0.0%	+1.2%	0.017%
5/9/2024	State Board of Administration of Florida Retirement System	34,153	$5.22M	0.0%	+8.6%	0.027%
5/8/2024	ProShare Advisors LLC	220,291	$33.66M	0.1%	-15.0%	0.171%
5/8/2024	Avantax Advisory Services Inc.	1,358	$0.21M	0.0%	N/A	0.001%
5/8/2024	QRG Capital Management Inc.	26,984	$4.12M	0.1%	+5.5%	0.021%
5/8/2024	Legacy Capital Group California Inc.	4,142	$0.63M	0.2%	-2.7%	0.003%
5/8/2024	Inspire Investing LLC	10,352	$1.58M	0.2%	-23.7%	0.008%
5/7/2024	Sei Investments Co.	14,771	$2.26M	0.0%	+19.2%	0.011%
5/7/2024	Susquehanna Fundamental Investments LLC	21,294	$3.25M	0.2%	N/A	0.017%
5/7/2024	Swiss National Bank	115,100	$17.59M	0.0%	-3.6%	0.090%
5/6/2024	Duality Advisers LP	14,270	$2.18M	0.2%	+214.2%	0.011%
5/6/2024	Texas Permanent School Fund Corp	28,037	$4.28M	0.0%	+1.0%	0.022%
5/3/2024	BI Asset Management Fondsmaeglerselskab A S	2,614	$0.40M	0.0%	-82.9%	0.002%
5/2/2024	Mutual of America Capital Management LLC	19,087	$2.92M	0.0%	-3.6%	0.015%
5/2/2024	FORA Capital LLC	5,019	$0.77M	0.1%	+9.5%	0.004%
5/2/2024	Daiwa Securities Group Inc.	2,624	$0.40M	0.0%	+8.3%	0.002%
5/1/2024	Capstone Investment Advisors LLC	6,195	$0.95M	0.0%	+81.4%	0.005%
5/1/2024	Janney Montgomery Scott LLC	56,343	$8.61M	0.0%	+5.3%	0.044%
5/1/2024	BNP Paribas Financial Markets	42,589	$6.51M	0.0%	+2.8%	0.033%
5/1/2024	Peterson Wealth Services	4,599	$0.70M	0.3%	+203.4%	0.004%
5/1/2024	Mirae Asset Global Investments Co. Ltd.	566,554	$86.57M	0.2%	-15.7%	0.442%
4/30/2024	Retirement Systems of Alabama	40,228	$6.15M	0.0%	+0.3%	0.031%
4/30/2024	Vest Financial LLC	5,644	$0.86M	0.0%	+235.6%	0.004%
4/30/2024	Allspring Global Investments Holdings LLC	213,649	$32.65M	0.1%	-9.0%	0.167%
4/29/2024	Principal Financial Group Inc.	120,664	$18.44M	0.0%	+2.6%	0.094%
4/29/2024	Mn Services Vermogensbeheer B.V.	15,600	$2.38M	0.0%	N/A	0.012%
4/26/2024	Securian Asset Management Inc.	2,603	$0.40M	0.0%	-3.7%	0.002%
4/26/2024	Yousif Capital Management LLC	14,965	$2.29M	0.0%	-2.1%	0.012%
4/25/2024	New York State Teachers Retirement System	10,587	$1.62M	0.0%	-9.8%	0.008%
4/25/2024	MFA Wealth Advisors LLC	3,637	$0.56M	0.1%	+4.9%	0.003%
4/24/2024	Assenagon Asset Management S.A.	1,506	$0.23M	0.0%	N/A	0.001%
4/23/2024	Louisiana State Employees Retirement System	9,200	$1.41M	0.0%	+2.2%	0.007%
4/23/2024	Venturi Wealth Management LLC	163	$25K	0.0%	-30.9%	0.000%
4/23/2024	Nations Financial Group Inc. IA ADV	10,982	$1.68M	0.1%	+9.9%	0.009%
4/22/2024	IFM Investors Pty Ltd	7,093	$1.08M	0.0%	N/A	0.006%
4/19/2024	Sumitomo Mitsui Trust Holdings Inc.	87,039	$13.30M	0.0%	-2.5%	0.068%
4/18/2024	State of Michigan Retirement System	8,800	$1.35M	0.0%	+2.3%	0.007%
4/18/2024	Allspring Global Investments Holdings LLC	213,649	$32.65M	0.1%	-9.0%	0.167%
4/15/2024	Wealthcare Advisory Partners LLC	8,334	$1.27M	0.0%	N/A	0.007%
4/11/2024	Fort Pitt Capital Group LLC	21,374	$3.27M	0.1%	-33.9%	0.017%
4/11/2024	Contravisory Investment Management Inc.	63,208	$9.66M	2.1%	-1.2%	0.049%
4/11/2024	Gulf International Bank UK Ltd	3,302	$0.50M	0.0%	+2.6%	0.003%
4/11/2024	Grey Fox Wealth Advisors LLC	1,419	$0.22M	0.1%	-9.6%	0.001%
4/11/2024	BTC Capital Management Inc.	2,746	$0.42M	0.0%	N/A	0.002%
4/10/2024	Park Avenue Securities LLC	2,145	$0.33M	0.0%	+30.2%	0.002%
4/9/2024	Alaska Permanent Fund Corp	6,968	$1.07M	0.0%	-60.0%	0.005%
3/29/2024	Kapitalo Investimentos Ltda	1,086	$0.15M	0.0%	-44.7%	0.001%
3/11/2024	Vanguard Group Inc.	3,387,392	$474.10M	0.0%	+0.1%	2.640%
3/5/2024	Wellington Management Group LLP	46,074	$6.45M	0.0%	-8.2%	0.036%
3/1/2024	Royal London Asset Management Ltd.	2,201	$0.31M	0.0%	N/A	0.002%
3/1/2024	Goldman Sachs Group Inc.	689,403	$96.49M	0.0%	-2.3%	0.538%
2/28/2024	American International Group Inc.	43,275	$6.06M	0.0%	-3.8%	0.034%
2/15/2024	Bridgefront Capital LLC	2,348	$0.33M	0.2%	N/A	0.002%
2/14/2024	Neuberger Berman Group LLC	11,622	$1.63M	0.0%	-26.2%	0.009%
2/14/2024	Sprott Inc.	90,000	$12.60M	1.1%	-5.3%	0.070%
2/14/2024	Scout Investments Inc.	106,344	$14.88M	0.4%	-14.3%	0.083%
2/14/2024	Seven Eight Capital LP	6,103	$0.85M	0.1%	N/A	0.005%
2/13/2024	Pinebridge Investments L.P.	19,510	$2.73M	0.0%	-47.9%	0.015%
2/13/2024	Capital World Investors	1,311,836	$183.61M	0.0%	+106.2%	1.024%
2/13/2024	First Trust Advisors LP	411,818	$57.64M	0.1%	-13.1%	0.321%
2/13/2024	Goldman Sachs Group Inc.	689,403	$96.49M	0.0%	-2.3%	0.538%
2/13/2024	Royal London Asset Management Ltd.	2,201	$0.31M	0.0%	N/A	0.002%
2/13/2024	KBC Group NV	85,008	$11.90M	0.0%	+460.4%	0.066%
2/13/2024	California State Teachers Retirement System	52,083	$7.29M	0.0%	-2.6%	0.041%
2/12/2024	Bank of Nova Scotia	1,825	$0.26M	0.0%	N/A	0.001%
2/12/2024	Capstone Investment Advisors LLC	3,416	$0.48M	0.0%	+106.7%	0.003%
2/12/2024	TFO Wealth Partners LLC	2,047	$0.28M	0.0%	+102,250.0%	0.002%
2/12/2024	Treasurer of the State of North Carolina	31,797	$4.45M	0.0%	+81.0%	0.025%
2/12/2024	Parallel Advisors LLC	292	$41K	0.0%	-36.2%	0.000%
2/12/2024	Hsbc Holdings PLC	16,259	$2.28M	0.0%	-15.4%	0.013%
2/9/2024	Nations Financial Group Inc. IA ADV	9,995	$1.40M	0.1%	+1.6%	0.008%
2/9/2024	Neuberger Berman Group LLC	11,622	$1.63M	0.0%	-26.2%	0.009%
2/9/2024	Corient Private Wealth LLC	15,724	$2.20M	0.0%	-4.9%	0.012%
2/9/2024	Wells Fargo & Company MN	78,018	$10.92M	0.0%	-7.7%	0.061%
2/9/2024	UBS Group AG	48,169	$6.74M	0.0%	+54.4%	0.038%
2/9/2024	BI Asset Management Fondsmaeglerselskab A S	15,309	$2.14M	0.0%	+48.0%	0.012%
2/9/2024	Norges Bank	364,111	$50.96M	0.0%	N/A	0.284%
2/8/2024	Brown Advisory Inc.	2,429	$0.34M	0.0%	+8.5%	0.002%
2/8/2024	Quadrant Capital Group LLC	840	$0.12M	0.0%	-10.7%	0.001%
2/8/2024	Legacy Capital Group California Inc.	4,256	$0.60M	0.2%	+2.1%	0.003%

Data available starting January 2016

Westlake Corporation engages in the manufacture and marketing of performance and essential materials, and housing and infrastructure products in the United States, Canada, Germany, China, Mexico, Brazil, France, Italy, Taiwan, and internationally. The company operates through two segments: Performance and Essential Materials and Housing and Infrastructure Products. The Performance and Essential Materials segment offers ethylene, polyethylene, styrene, chlorinated derivative products, ethylene dichloride, vinyl chloride monomer, polyvinyl chloride (PVC), epoxy specialty resins, and base epoxy resins and intermediaries, as well as chlor-alkali, such as chlorine and caustic soda. The Housing and Infrastructure Products segment provides residential PVC sidings; PVC trim and mouldings; architectural stone veneers; windows; PVC decking; PVC films for various inflatables, wallcovering, and tape and roofing applications; polymer composite and cement roof tiles; PVC pipes and fittings for various water, sewer, electrical, and industrial applications; PVC compounds used in various housing, medical, and automobile products; and consumer and commercial products, such as landscape edging; industrial, home, and office matting; marine dock edging; and masonry joint controls. It offers its products to 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, wind turbines, 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. Westlake Corporation was founded in 1986 and is headquartered in Houston, Texas. Westlake Corporation operates as a subsidiary of TTWF LP.

Today's Range

Now: $155.93

$155.93

50 Day Range

MA: $151.33

$141.42

$162.06

52 Week Range

Now: $155.93

$103.28

$162.64

Volume

2,042 shs

Average Volume

400,895 shs

Market Capitalization

$20.05 billion

P/E Ratio

78.36

Dividend Yield

1.28%

Beta

1.3

Who are the company insiders with the largest holdings of Westlake?: Westlake's top insider investors include:
Albert Chao (CEO)
Mark Steven Bender (CFO)
Roger L Kearns (COO)
Robert F Buesinger (EVP)
David Tsung-Hung Chao (Director)
Johnathan Stevan Zoeller (CAO)
Learn More about top insider investors at Westlake.
Who are the major institutional investors of Westlake?: Westlake's top institutional shareholders include:
Vanguard Group Inc. — 2.61%
Capital World Investors — 1.04%
Mirae Asset Global Investments Co. Ltd. — 0.44%
ProShare Advisors LLC — 0.17%
Allspring Global Investments Holdings LLC — 0.17%
Allspring Global Investments Holdings LLC — 0.17%
Learn More about top institutional investors of Westlake stock.
Which institutional investors are selling Westlake stock?: Within the last quarter, WLK stock was sold by these institutional investors:
Mirae Asset Global Investments Co. Ltd.
Robotti Robert
ProShare Advisors LLC
Vanguard Group Inc.
Price T Rowe Associates Inc. MD
Allspring Global Investments Holdings LLC
Allspring Global Investments Holdings LLC
BI Asset Management Fondsmaeglerselskab A S
In the last year, company insiders that have sold Westlake company stock include:
Albert Chao (CEO)
Mark Steven Bender (CFO)
Roger L Kearns (COO)
Learn More investors selling Westlake stock.
Which institutional investors are buying Westlake stock?: During the previous quarter, WLK stock was purchased by institutional investors including:
Appian Way Asset Management LP
Natixis
Lazard Asset Management LLC
Capital World Investors
Susquehanna Fundamental Investments LLC
Mn Services Vermogensbeheer B.V.
Duality Advisers LP
Vident Advisory LLC