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
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
Albert ChaoExecutive Chairman2025-02-2113,390$110.54
$1.48MSell
Robert F. BuesingerEVP HIP IT Digital2025-02-212,738$110.54
$302.66kSell
Thomas J. JanssensSVP Ops - PEM Corp Logistic2025-02-21606$110.54
$66.99kSell
Jeffrey Adam HolyVP and CAO2025-02-21341$110.54
$37.69kSell

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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 Chao468.83%601,258,320$52.99BInsider
Albert Chao397.39%509,637,253$44.91BInsider
Dorothy C. Jenkins359.87%461,521,548$40.67BInsider
David Tsunghung Chao290.27%372,255,551$32.81BInsider
Catherine T. Chao218.52%280,241,665$24.70BInsider
Carolyn Chao Sabat145.67%186,814,688$16.46BInsider
John Tsungchen Chao144.58%185,423,146$16.34BInsider
Ttwfgp LLC109.79%140,805,831$12.41BInsider
Ttwf LP35.87%46,005,277$4.05BInsider
Victory Capital Management Inc2.90%3,721,742$328.00MInstitution

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WLK vs Specialty Chemical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
WLK1.39%98.61%Net Selling
SQM14.41%0.01%
ALB90.27%9.73%Net SellingNet Selling
AVTR83.80%16.20%Net BuyingNet Buying
NEU54.26%45.74%Net Selling

Westlake Stock Ownership FAQ

Who owns Westlake?

Westlake (NYSE: WLK) is owned by 30.64% institutional shareholders, 2,171.25% Westlake insiders, and 0.00% retail investors. James Chao is the largest individual Westlake shareholder, owning 601.26M shares representing 468.83% of the company. James Chao's Westlake shares are currently valued at $52.99B.

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