Group One Trading’s NEUTRAL TANDEM, INC. COM TNDM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2013
Q4
Sell
-3,800
Closed -$37K 6066
2013
Q3
$37K Sell
3,800
-14,100
-79% -$137K ﹤0.01% 3786
2013
Q2
$103K Buy
+17,900
New +$103K ﹤0.01% 2798