Russell Investments Group’s ION Geophysical Corporation IO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2020
Q1
Sell
-11,300
Closed -$98K 3240
2019
Q4
$98K Buy
+11,300
New +$98K ﹤0.01% 2891
2019
Q1
Sell
-38,652
Closed -$200K 3128
2018
Q4
$200K Buy
38,652
+7,635
+25% +$39.5K ﹤0.01% 2600
2018
Q3
$482K Buy
+31,017
New +$482K ﹤0.01% 2407
2017
Q1
Sell
-4,539
Closed -$27K 3207
2016
Q4
$27K Buy
+4,539
New +$27K ﹤0.01% 3022