Albert Chao sold $1.1M of WLK

sold $1.11m of WLK

8,397 shares @ $131.94

Decreased holdings by -1.60%

20th largest trade (out of 118)

Large TradeCluster Buy

Trade made by an officer

Part of a cluster of 21 transactions by 6 insiders

Unscheduled trade

56% win rate · +10.8% median edge vs SPY (32 trades, 90-day)

Price 12% above 200-day moving average

WLKWESTLAKE CORP

ManufacturingIndustrial Organic Chemicals

1D0.00%

1W+1.64%

1M-11.90%

3M-35.26%

6M—

1Y—

Recent insider activity at WLK