Albert Chao sold $3.1M of WLK stock

Albert Chao, Executive Chairman of Westlake Corp (WLK), sold 38,873 shares of WLK stock worth $3.1M, per an SEC Form 4 filed Aug 11, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade was reported on Aug 11, 2026.

WLK has moved -22.3% since the trade date, from $80.84 to $62.78 (Nov 12, 2026 close).