WESTLAKE CORP

WESTLAKE CORPWLKEarnings & Financial Report

NYSE · Health Care · Industrial Organic Chemicals

Westlake Corporation is an international manufacturer and supplier of petrochemicals, polymers and fabricated building products, which are fundamental to various consumer and industrial markets. The company was founded by Ting Tsung Chao in 1986. it is the largest producer of low-density polyethylene (LDPE) in the US and ranks among the Forbes Global 2000. Westlake Chemical operates in two segments: Olefins and Vinyls, and is also an integrated producer of vinyls, with substantial downstream ...

Top Holders

Holder% OwnedSharesChangeAs of
TTWF LP71.80%
92.0M
2024-02-14

Insider Transactions

Net 90d: $5.31M · buys $0 / sells $5.31M
Range:
Action:
Role:
InsiderRoleAction
2026-03-27Buesinger Robert F.EVP, PEM Segment HeadSell (open market)
4.0K
$115.25$461.0K
2026-03-27Bender Mark StevenEVP & CFOSell (open market)
16.4K
$112.53$1.85M
2026-02-27Bender Mark StevenEVP & CFOOption exercise
6.2K
$65.81$408.0K
2026-02-27Bender Mark StevenEVP & CFOOption exercise
6.5K
$86.54$562.0K
2026-02-27Bender Mark StevenEVP & CFODisposition
12.7K
$98.20$1.25M
2026-02-27Bender Mark StevenEVP & CFOSell (open market)
17.0K
$100.91$1.71M
2026-02-27Bender Mark StevenEVP & CFOSell (open market)
421
$101.52$42.7K
2026-02-19Szwejbka Scott ThomasSVP, HIP Segment HeadGrant
365
$0.00$0
2026-02-19Holy Jeffrey AdamVP and CAOGrant
264
$0.00$0
2026-02-19Buesinger Robert F.EVP, PEM Segment HeadGrant
1.3K
$0.00$0
110 of 23
Page 1 / 3