OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

Parkwood LLC's Holding History (CIK: 0001597823)

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

Q2 2014

Shares 9,079 Value ($000) $582 Avg Close $58.83 Range $53.39 - $65.77

Q1 2014

Shares 5,682 Value ($000) $560 Avg Close $55.40 Range $51.78 - $59.95

Q4 2013

Shares 5,332 Value ($000) $542 Avg Close $59.96 Range $55.90 - $64.94

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	9,079	$582	$58.83	$53.39 - $65.77
Q1 2014	5,682	$560	$55.40	$51.78 - $59.95
Q4 2013	5,332	$542	$59.96	$55.90 - $64.94