OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

ALPS ADVISORS INC's Holding History (CIK: 0001376113)

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

Q4 2018

Shares 39,698 Value ($000) $567 Avg Close $23.01 Range $13.20 - $34.66

Q2 2018

Shares 25,234 Value ($000) $810 Avg Close $33.64 Range $25.25 - $38.95

Q1 2018

Shares 22,756 Value ($000) $596 Avg Close $28.65 Range $23.65 - $34.72

Q4 2017

Shares 8,657 Value ($000) $245 Avg Close $24.24 Range $20.23 - $29.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	39,698	$567	$23.01	$13.20 - $34.66
Q2 2018	25,234	$810	$33.64	$25.25 - $38.95
Q1 2018	22,756	$596	$28.65	$23.65 - $34.72
Q4 2017	8,657	$245	$24.24	$20.23 - $29.15