Benzinga's Volume Movers (ARGN, OSTK, MALL, LGND)

Amerigon Incorporated ARGN shares moved up 9.76% to $12.71 at 10:40 am. The volume of ARGN shares traded was 1880% higher than normal. ARGN agreed to acquire a majority interest in W.E.T. Automotive Systems. Overstock.com Inc OSTK shares rose 11.52% to $15.58. The volume of OSTK shares traded was 706% higher than normal. OSTK posted a 79% jump in its FY10 net income. PC Mall Inc MALL shares climbed 5.71% to $10.74. The volume of MALL shares traded was 664% higher than normal. MALL purchased assets of eCOST.com. Ligand Pharmaceuticals Incorporated LGND shares gained 6.45% to $10.73. The volume of LGND shares traded was 476% higher than normal. United States Food and Drug Administration (FDA) granted full approval for PROMACTA for treating rare blood disorder. Read more from Benzinga's Markets.