Nine Chapters Capital 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
2014
Q2
Sell
-2,453
Closed -$155K 1244
2014
Q1
$155K Buy
+2,453
New +$155K 0.02% 743