Tudor Investment Corp’s ION Geophysical Corporation IO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2016
Q1
Sell
-2,479
Closed -$19K 1883
2015
Q4
$19K Hold
2,479
﹤0.01% 1450
2015
Q3
$15K Hold
2,479
﹤0.01% 1433
2015
Q2
$40K Sell
2,479
-912
-27% -$14.7K ﹤0.01% 1408
2015
Q1
$110K Buy
3,391
+351
+12% +$11.4K ﹤0.01% 1355
2014
Q4
$125K Sell
3,040
-388
-11% -$16K ﹤0.01% 1332
2014
Q3
$143K Buy
+3,428
New +$143K 0.01% 1232
2014
Q2
Sell
-1,467
Closed -$93K 1442
2014
Q1
$93K Sell
1,467
-12,030
-89% -$763K ﹤0.01% 1112
2013
Q4
$668K Buy
13,497
+10,057
+292% +$498K 0.03% 365
2013
Q3
$268K Buy
3,440
+2,253
+190% +$176K 0.01% 625
2013
Q2
$107K Buy
+1,187
New +$107K 0.01% 753