WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Tortoise Investment Management, LLC's Holding History (CIK: 0001599511)

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

Q1 2019

Shares 44 Value ($000) $3 Avg Close $64.77 Range $57.75 - $72.34

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	44	$3	$64.77	$57.75 - $72.34