Benzinga's Volume Movers (OSIS, VRUS, ORBK, FTNT)

OSI Systems Inc OSIS shares moved up 2.78% to $37.00 at 11:27 am. The volume of OSIS shares traded was 487% higher than normal. OSIS has been awarded a $3 million contract from Saint Luke's Magic Valley Medical Center for providing patient monitoring solutions. Pharmasset Inc VRUS shares rose 7.47% to $40.30. The volume of VRUS shares traded was 459% higher than normal. VRUS has reported positive preliminary results with its PSI-352938 for treating chronic hepatitis C. Orbotech Ltd ORBK shares climbed 5.74% to $10.31. The volume of ORBK shares traded was 452% higher than normal. ORBK swung to Q3 profit and lifted its revenue projections for the full year. Fortinet Inc FTNT shares gained 17.93% to $35.38. The volume of FTNT shares traded was 444% higher than normal. According to the Bloomberg, FTNT received a takeover approach from International Business Machines Corp IBM. Read more from Benzinga's Markets.