Benzinga's Volume Movers

Onyx Pharmaceuticals

shares moved up 5.66% to $123.58. The volume of Onyx Pharmaceuticals shares traded was 1568% higher than normal. Amgen

announced its plans to buy Onyx for $10.4 billion. Qihoo 360 Technology Co

shares rose 10.66% to $80.92. The volume of Qihoo 360 shares traded was 377% higher than normal. Qihoo 360 reported strong Q2 results. Spherix

shares climbed 26.38% to $13.99. The volume of Spherix shares traded was 337% higher than normal. Spherix had $3.02 million in total cash and no debt for the latest quarter. Amgen

surged 8.36% to $114.43. The volume of Amgen shares traded was 275% higher than normal. Amgen announced its plans to buy Onyx for $125 per share.