Winton 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
2019
Q3
Sell
-39,872
Closed -$321K 1752
2019
Q2
$321K Buy
39,872
+21,931
+122% +$177K 0.01% 864
2019
Q1
$259K Buy
+17,941
New +$259K 0.01% 856