BA
IO

Boston Advisors’s ION Geophysical Corporation IO Stock Holding History

Boston Advisors’s Portfolio IO Stock Details IO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2015
Q1 		– Sell
-7,030
Closed -$290K – 682
2014
Q4 		$290K Buy
7,030
+1,984
+39% +$81.8K 0.01% 479
2014
Q3 		$211K Hold
5,046
– – 0.01% 559
2014
Q2 		$319K Buy
5,046
+844
+20% +$53.4K 0.01% 468
2014
Q1 		$265K Buy
+4,202
New +$265K 0.01% 495