Mannatech Inc. rose 27.6 percent to $9.89. ServiceSource International Inc. rose 22.2 percent to $6.87. Ubiquiti Networks Inc. rose 18.2 percent to $19.05.
Covenant Transport Inc.: Approximately 265,100 shares changed hands, a 1,729.3 percent increase over its 65- day average volume. The shares fell$. 35 or 6.5 percent to $5.00. LivePerson Inc.: Approximately 10,497,700 shares changed hands, a 2,627.1 percent increase over its 65- day average volume.
LivePerson Inc. fell 34.0 percent to $8.42. Central Garden& Pet Co. class A fell 14.9 percent to $7.57. Central Garden& Pet Co. fell 10.7 percent to $8.01.