Benzinga's Volume Movers

surged 11.33% to $15.82. The volume of Achillion Pharmaceuticals shares traded 1040% higher than normal. Achillion Pharmaceuticals shares gained on positive ACH-3102 and ACH-3422 data.

shares rose 14.43% to $36.65. The volume of Radius Health shares traded was 833% higher than normal. Radius Health reported positive Phase 3 top-line results for its investigational drug abaloparatide-sc in postmenopausal women with severe osteoporosis.

shares moved up 9.42% to $51.01. The volume of Enanta Pharmaceuticals traded was 365% higher than normal. Enanta Pharmaceuticals announced that the FDA has approved

Viekira Pak.

shares climbed 8.46% to $10.26. The volume of Caesars Acquisition shares traded was 277% higher than normal.

and Caesars Acquisition Company announced that they will merge in an all-stock transaction.