OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q2 2017

Shares 9,494 Value ($000) $258 Avg Close $29.62 Range $25.25 - $33.75

Q1 2017

Shares 9,494 Value ($000) $315 Avg Close $36.69 Range $30.25 - $41.25

Q4 2016

Shares 7,800 Value ($000) $304 Avg Close $33.97 Range $28.00 - $41.75

Q3 2016

Shares 7,900 Value ($000) $249 Avg Close $30.74 Range $27.07 - $33.79

Q2 2016

Shares 7,800 Value ($000) $256 Avg Close $32.41 Range $28.46 - $36.73

Q4 2014

Shares 22,300 Value ($000) $1,090 Avg Close $54.06 Range $41.51 - $62.34

Q3 2013

Shares 10,100 Value ($000) $1,045 Avg Close $54.60 Range $50.41 - $61.05

Q2 2013

Shares 13,400 Value ($000) $1,241 Avg Close $51.03 Range $40.78 - $59.14

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	9,494	$258	$29.62	$25.25 - $33.75
Q1 2017	9,494	$315	$36.69	$30.25 - $41.25
Q4 2016	7,800	$304	$33.97	$28.00 - $41.75
Q3 2016	7,900	$249	$30.74	$27.07 - $33.79
Q2 2016	7,800	$256	$32.41	$28.46 - $36.73
Q4 2014	22,300	$1,090	$54.06	$41.51 - $62.34
Q3 2013	10,100	$1,045	$54.60	$50.41 - $61.05
Q2 2013	13,400	$1,241	$51.03	$40.78 - $59.14