General Motors Investment Management’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
Q2
Sell
-4,625
Closed -$151K 871
2015
Q1
$151K Hold
4,625
0.01% 909
2014
Q4
$191K Hold
4,625
0.02% 834
2014
Q3
$194K Buy
4,625
+1,523
+49% +$63.9K 0.02% 834
2014
Q2
$196K Hold
3,102
0.02% 856
2014
Q1
$196K Buy
3,102
+632
+26% +$39.9K 0.02% 825
2013
Q4
$122K Buy
2,470
+1,143
+86% +$56.5K 0.01% 909
2013
Q3
$104K Sell
1,327
-2,001
-60% -$157K 0.01% 900
2013
Q2
$300K Buy
+3,328
New +$300K 0.03% 592