WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Marnell Management LLC's Holding History (CIK: 0001852314)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 11,700 Value ($000) $865 Avg Close $70.79 Range $55.84 - $82.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	11,700	$865	$70.79	$55.84 - $82.75