T. Rowe Price Associates
IO

T. Rowe Price Associates’s ION Geophysical Corporation IO Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2015
Q3
Sell
-119,900
Closed -$128K 2565
2015
Q2
$128K Hold
119,900
﹤0.01% 2428
2015
Q1
$260K Buy
119,900
+14,000
+13% +$30.4K ﹤0.01% 2250
2014
Q4
$291K Buy
105,900
+24,600
+30% +$67.6K ﹤0.01% 2188
2014
Q3
$227K Hold
81,300
﹤0.01% 2277
2014
Q2
$343K Hold
81,300
﹤0.01% 2120
2014
Q1
$342K Sell
81,300
-2,700,220
-97% -$11.4M ﹤0.01% 2099
2013
Q4
$9.18M Sell
2,781,520
-59,272
-2% -$196K ﹤0.01% 1307
2013
Q3
$14.8M Sell
2,840,792
-133,308
-4% -$693K ﹤0.01% 1165
2013
Q2
$17.9M Buy
+2,974,100
New +$17.9M ﹤0.01% 1091