M&T Bank’s ION Geophysical Corporation IO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2015 Q3	–	Sell	-1,197	Closed	-$19K	–	2066
2015 Q2	$19K	Buy	+1,197	New	+$19K	﹤0.01%	1980
2014 Q4	–	Sell	-762	Closed	-$32K	–	2180
2014 Q3	$32K	Buy	+762	New	+$32K	﹤0.01%	2104