OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

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

Q4 2017

Shares 2,857 Value ($000) $94 Avg Close $24.24 Range $20.23 - $29.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	2,857	$94	$24.24	$20.23 - $29.15