WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

LEVEL FOUR ADVISORY SERVICES, LLC's Holding History (CIK: 0001696715)

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

Q1 2018

Shares 3,199 Value ($000) $356 Avg Close $98.39 Range $86.89 - $107.41

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	3,199	$356	$98.39	$86.89 - $107.41