WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

Trust Co's Holding History (CIK: 0001632554)

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

Q3 2018

Shares 44,381 Value ($000) $3,689 Avg Close $86.83 Range $72.82 - $100.10

Q2 2018

Shares 43,812 Value ($000) $4,715 Avg Close $99.34 Range $90.39 - $110.06

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	44,381	$3,689	$86.83	$72.82 - $100.10
Q2 2018	43,812	$4,715	$99.34	$90.39 - $110.06