Northern Trust’s GLOBAL GEOPHYSICAL SERVICES, INC COM STK GGS Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2014 Q2	–	Sell	-216,884	Closed	-$26K	–	4313
2014 Q1	$26K	Sell	216,884 -94,405	-30%	-$11.3K	﹤0.01%	4104
2013 Q4	$501K	Sell	311,289 -947	-0.3%	-$1.52K	﹤0.01%	3518
2013 Q3	$846K	Buy	312,236 +18,558	+6%	+$50.3K	﹤0.01%	3369
2013 Q2	$1.39M	Buy	+293,678	New	+$1.39M	﹤0.01%	3170