Chao Albert sold WLK

December 22, 2025 · Form 4 insider transaction

Chao Albert sold 9,711 shares of Westlake Corporation at $72.82 per share, a transaction worth $707.1K. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction
Disposed (sell-side)
Shares
9,711
Price
$72.82
Total value
$707.1K
RoleOfficer, Director
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateDecember 22, 2025
Filing dateDecember 23, 2025
Shares owned after658,847
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

A portion of the sale proceeds were used to cover the strike price and related taxes in regards to the excercise of the options disclosed in Table II.; Weighted average price. These shares were sold in multiple transactions ranging from $72.395 to $73.39 inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

View the original Form 4 on SEC EDGAR