Westlake Corporation
Prev Close
$114.22
Open
$115.00
High
$116.46
Low
$111.85
Volume
1.14M
Market Cap
$14.37B
P/E
—
Div Yield
0.02%
Over the past 12 months, insider activity at Westlake Corporation (WLK) has been exclusively selling, with 0 insider purchases totaling $0.00 and 17 insider sales totaling $3.42M. The most recent insider transaction was by Bender Mark Steven (officer: EVP & CFO), who sold $1.76M worth of shares on Mar 2, 2026. Westlake Corporation operates in the Basic Materials sector, within the Chemicals - Specialty industry, with a market cap of $14.37B.
WLK Insider Trading Activity
WLK Insider Buying Activity
The following table shows recent insider purchases of Westlake Corporation (WLK) stock reported via SEC Form 4 filings.
No insider buying activity found for WLK in the last 12 months.
WLK Insider Selling Activity
The following table shows recent insider sales of Westlake Corporation (WLK) stock reported via SEC Form 4 filings.