Securities with the largest changes in price today Symbol Volume 90-Day Avg. Today's Gain/Loss GYRO 49.9k 19.6k 942.6% LEI 758.2k 33.5k 74.83% TRVN 6,518.2k 324.5k 50.5% FORD 1,136.9k 752.4k 25.93% DRD 81.5k 77.6k 21.05% HTBX 50.3k 29.5k -16.67% TRCH 23.1k 349.8k -12.8% VTL 411.7k 434.6k -11.39% MPO 147.6k 196k -10.65% VISN 0.7k 54.6k -10.56% AS OF 09/01/2015 10:05 AM ET