Morning Market Movers

Motorola Mobility Holdings Inc MMI shares gained 56.68% to $38.34 at 9:45 am. Google Inc GOOG announced its plans to buy Motorola Mobility for $12.5 billion in cash. China XD Plastics Company Limited CXDC climbed 41.57% to $4.70. CXDC swung to a profit in the second quarter. Wowjoint Holdings Limited BWOW shares surged 28.21% to $2.50. BWOW reported a 228% y/y surge in its Q2 revenue. Shengkai Innovations Inc VALV jumped 21.60% to $1.97. VALV named Albert Wong & Co as its new independent registered public accounting firm.