NYSE: WLK
Westlake Corp Stock Ownership - Who owns Westlake?

Insider buying vs selling

Have Westlake Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Robert F. BuesingerEVP PEM Segment Head2025-05-2783$72.70
$6.03kSell
Robert F. BuesingerEVP PEM Segment Head2025-04-2283$93.39
$7.75kBuy
John Tsungchen ChaoDirector2025-03-05391$108.62
$42.47kSell
John Tsungchen ChaoDirector2025-03-05235$108.62
$25.53kSell
Jeffrey Adam HolyVP and CAO2025-02-21341$110.54
$37.69kSell
James ChaoSenior Chairman2025-02-216,554$110.54
$724.48kSell
Robert F. BuesingerEVP HIP IT Digital2025-02-212,738$110.54
$302.66kSell
Albert ChaoExecutive Chairman2025-02-2113,390$110.54
$1.48MSell
L. Benjamin EderingtonEVP PEM GC and CAO2025-02-212,924$110.54
$323.22kSell
Mark Steven BenderEVP CFO2025-02-213,530$110.54
$390.21kSell

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Net Insider Buy/Sell (L12M) Ownership

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WLK Shareholders

What type of owners hold Westlake Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
James Chao468.87%601,273,460$51.19BInsider
Albert Chao397.42%509,637,253$43.39BInsider
Dorothy C. Jenkins359.89%461,521,548$39.29BInsider
David Tsunghung Chao290.28%372,254,423$31.69BInsider
Catherine T. Chao218.53%280,240,537$23.86BInsider
Carolyn Chao Sabat145.68%186,813,560$15.90BInsider
John Tsungchen Chao144.59%185,423,146$15.79BInsider
Ttwfgp LLC109.80%140,805,831$11.99BInsider
Ttwf LP35.87%46,005,277$3.92BInsider
Victory Capital Management Inc3.04%3,900,025$332.01MInstitution

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WLK vs Specialty Chemical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
WLK1.27%98.73%Net SellingNet Selling
SQM14.64%0.01%
AVTR83.21%16.79%Net BuyingNet Buying
EMN90.10%2.05%Net Selling
ALB90.14%9.86%Net SellingNet Selling

Westlake Stock Ownership FAQ

Who owns Westlake?

Westlake (NYSE: WLK) is owned by 28.01% institutional shareholders, 2,171.39% Westlake insiders, and 0.00% retail investors. James Chao is the largest individual Westlake shareholder, owning 601.27M shares representing 468.87% of the company. James Chao's Westlake shares are currently valued at $47.89B.

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