Benzinga's Volume Movers (GXDX, AMGN, LIWA, BOOM)

Genoptix Inc GXDX shares moved up 15.96% to $20.85 at 12.11 pm. The volume of GXDX shares traded was 1497% higher than normal. According to sources, GXDX hired Barclays to help find potential buyers for itself. Amgen Inc AMGN shares rose 3.29% to $55.89. The volume of AMGN shares traded was 346% higher than normal. AMGN's cancer drug, Xgeva, showed positive study data. Lihua International Inc LIWA shares climbed 6.70% to $12.42. The volume of LIWA shares traded was 293% higher than normal. A leading Chinese metals conglomerate placed orders with LIWA for copper anode. Dynamic Materials Corporation BOOM shares gained 3.92% to $18.55. The volume of BOOM shares traded was 211% higher than normal. BOOM's shares have fallen 10.26% in the past 52 weeks while the S&P 500 index gained 11.34% in the same period. Read more from Benzinga's Markets.