Martingale Asset Management’s DAWSON GEOPHYSICAL CO DWSN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2014
Q1
Sell
-28,215
Closed -$955K 1035
2013
Q4
$955K Buy
28,215
+7,108
+34% +$241K 0.03% 561
2013
Q3
$686K Sell
21,107
-4,812
-19% -$156K 0.02% 670
2013
Q2
$956K Buy
+25,919
New +$956K 0.04% 501