Benzinga's Volume Movers

La Jolla Pharmaceutical Co LJPC shares moved up 16.59% to $12.65. The volume of La Jolla Pharmaceutical shares traded was 2646% higher than normal. La Jolla Pharmaceutical reported positive pre-clinical data for oral galectin-3 inhibitor in NASH. Rockwood Holdings ROC shares rose 10.93% to $83.97. The volume of Rockwood shares traded was 1954% higher than normal. Albemarle ALB announced its plans to acquire Rockwood in a cash and stock transaction valued at around $6.2 billion. AECOM Technology ACM surged 3.49% to $36.20. The volume of AECOM shares traded 851% higher than normal. On Sunday, Aecom announced its plans to buy URS URS for $4 billion in cash and stock. Celadon Group CGI shares climbed 4.03% to $22.70. The volume of Celadon Group shares traded was 416% higher than normal. Celadon Group will replace Cbeyond CBEY in the S&P SmallCap 600 after the closing bell on July 17.