OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

BlueCrest Capital Management Ltd's Holding History (CIK: 0001610880)

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

Q3 2018

Shares 10,792 Value ($000) $358 Avg Close $32.65 Range $29.30 - $37.39

Q2 2017

Shares 105,622 Value ($000) $2,868 Avg Close $29.62 Range $25.25 - $33.75

Q2 2015

Shares 92,380 Value ($000) $3,439 Avg Close $42.08 Range $36.30 - $48.16

Q1 2015

Shares 46,880 Value ($000) $1,864 Avg Close $42.31 Range $38.41 - $49.31

Q4 2014

Shares 74,064 Value ($000) $3,622 Avg Close $54.06 Range $41.51 - $62.34

Q3 2014

Shares 5,700 Value ($000) $353 Avg Close $62.75 Range $59.66 - $65.05

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	10,792	$358	$32.65	$29.30 - $37.39
Q2 2017	105,622	$2,868	$29.62	$25.25 - $33.75
Q2 2015	92,380	$3,439	$42.08	$36.30 - $48.16
Q1 2015	46,880	$1,864	$42.31	$38.41 - $49.31
Q4 2014	74,064	$3,622	$54.06	$41.51 - $62.34
Q3 2014	5,700	$353	$62.75	$59.66 - $65.05