WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Banco Santander, S.A.'s Holding History (CIK: 0000891478)

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

Q2 2021

Shares 2,865 Value ($000) $258 Avg Close $90.14 Range $80.84 - $98.96

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	2,865	$258	$90.14	$80.84 - $98.96