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WLK

WLK

Westlake Corporation

NYSEBasic MaterialsChemicals - SpecialtyUS

USD86.83

+0.45 (+0.52%)

Rating:C

Company Profile

CEO

Jean-Marc Gilson

IPO Date

2004-08-12

Sector

Basic Materials

Industry

Chemicals - Specialty

Exchange

NYSE

Country

US

Market Metrics

Open

$86.31

Prev. Close

$86.38

Day Low

$85.89

Day High

$87.93

52W Low

$56.33

52W High

$124.23

Market Cap

$11.12B

Volume

0.54M

OverviewFinancialsRatingsInsidersSentimentsChart Patterns
Insider Trades
FiledInsiderRoleTypeA/DSharesPrice
14 May 2026Bender Mark StevenEVP & CFOM-ExemptAcquired13,164$0.00
14 May 2026Bender Mark StevenEVP & CFOF-InKindDisposed
Congressional Trades

Senate

DisclosedSenatorOfficeTypeAmount
4 May 2018David PerdueDavid PerduePurchase$1,001 - $15,000
4 May 2018David PerdueDavid PerduePurchase$1,001 - $15,000
3 May 2018David PerdueDavid PerduePurchase$1,001 - $15,000
5,284
$97.34
14 May 2026Bender Mark StevenEVP & CFOM-ExemptDisposed13,164$0.00
6 Apr 2026Powers Brian JohnSVP, PEM Segment HeadA-AwardAcquired1,961$0.00
2 Apr 2026Powers Brian JohnSVP, PEM Segment HeadDisposed882$0.00
2 Apr 2026Powers Brian JohnSVP, PEM Segment HeadDisposed3,233$94.48
31 Mar 2026Buesinger Robert F.EVP, PEM Segment HeadS-SaleDisposed4,000$115.25
30 Mar 2026Bender Mark StevenEVP & CFOS-SaleDisposed16,413$112.53
6 Mar 2026Bender Mark StevenEVP & CFOF-InKindDisposed1,171$104.96
2 Mar 2026Bender Mark StevenEVP & CFOS-SaleDisposed421$101.52
3 May 2018David PerdueDavid PerduePurchase$1,001 - $15,000
28 Aug 2017David PerdueDavid PerdueSale (Partial)$15,001 - $50,000
28 Aug 2017David PerdueDavid PerdueSale (Partial)$1,001 - $15,000
28 Aug 2017David PerdueDavid PerdueSale (Partial)$1,001 - $15,000
28 Aug 2017David PerdueDavid PerdueSale (Full)$1,001 - $15,000
28 Aug 2017David PerdueDavid PerdueSale (Partial)$15,001 - $50,000
28 Aug 2017David PerdueDavid PerdueSale (Partial)$1,001 - $15,000

House

DisclosedRepresentativeOfficeTypeAmount
13 Jul 2021Susie LeeSusie LeeSale (Full)$1,001 - $15,000
16 Mar 2021Peter MeijerPeter MeijerSale (Full)$1,001 - $15,000
11 Jan 2021Susie LeeSusie LeePurchase$1,001 - $15,000
11 Jan 2021Susie LeeSusie LeePurchase$1,001 - $15,000
24 Aug 2020James ComerJames ComerSale (Full)$1,001 - $15,000
25 Mar 2020James ComerJames ComerPurchase$1,001 - $15,000