Group One Trading’s PROLOR Biotech, Inc. Common Stock PBTH Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2013 Q4	–	Sell	-565,324	Closed	-$4.6M	–	6466
2013 Q3	$4.6M	Buy	565,324 +523,974	+1,267%	+$3.7M	0.59%	235
2013 Q2	$260K	Buy	+41,350	New	+$248K	0.04%	1911