Morning Market Movers

ChinaEdu Corporation (NASDAQ:

) climbed 39.39% to $6.44 at 9:45 am. CEDU shares have dropped 37.90% over the past 52 weeks, while the S&P 500 index has gained 6.93% in the same period. Plumas Bancorp (NASDAQ:

) surged 25.86% to $2.19. PLBC shares have dipped 43.87% over the past 52 weeks, while the S&P 500 index has gained 6.93% in the same period. BroadSoft Inc (NASDAQ:

) shares surged 16.58% to $27.63. BSFT reported upbeat Q2 results and raised its FY11 projections. Transatlantic Holdings Inc (NYSE:

) shares advanced 8.29% to $48.99. National Indemnity Co offered $3.2 billion to buy Transatlantic Holdings.