OIL STS INTL INC

Ticker: OIS CUSIP: 678026105 Class: Common Stock

Twin Tree Management, LP's Holding History (CIK: 0001535588)

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

Q3 2019

Shares 469 Value ($000) $6 Avg Close $14.38 Range $11.73 - $19.01

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	469	$6	$14.38	$11.73 - $19.01