OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

13D Management LLC's Holding History (CIK: 0001600133)

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

Q1 2014

Shares 36,437 Value ($000) $3,593 Avg Close $55.40 Range $51.78 - $59.95

Q4 2013

Shares 21,747 Value ($000) $2,212 Avg Close $59.96 Range $55.90 - $64.94

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	36,437	$3,593	$55.40	$51.78 - $59.95
Q4 2013	21,747	$2,212	$59.96	$55.90 - $64.94