Bender Mark Steven bought WLK
May 12, 2026 · Form 4 insider transaction
Bender Mark Steven bought 13,164 shares of Westlake Corporation at $0.00 per share, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
13,164
Price
$0.00
Total value
N/A
InsiderBender Mark Steven
RoleOfficer
CompanyWestlake Corporation (WLK)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateMay 12, 2026
Filing dateMay 14, 2026
Shares owned after41,179
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Restricted stock units ("RSUs") convert into the Issuer's common stock on a one-for-one basis.