JDS Uniphase (NASDAQ:JDSU) ranks first with a gain of 6.62%;
DG FastChannel (NASDAQ:DGIT) ranks second with a gain of 6.19%;
Riverbed Technology (NASDAQ:RVBD) ranks third with a gain of 5.33%;
Finisar (NASDAQ:FNSR) follows with a gain of 5.23%;
Polycom (NASDAQ:PLCM) rounds out the top five with a gain of 4.91%.