Oberweis Asset Management’s Northern Oil and Gas NOG Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2014 Q1	–	Sell	-3,120	Closed	-$470K	–	158
2013 Q4	$470K	Buy	3,120 +270	+9%	+$40.7K	0.11%	100
2013 Q3	$411K	Sell	2,850 -2,930	-51%	-$423K	0.12%	88
2013 Q2	$771K	Buy	+5,780	New	+$771K	0.22%	84