Benzinga's Top Pre-Market Gainers

Zhongpin (NASDAQ: HOGS) surged 13.72% to $12.35 in the pre-market session. Zhongpin entered into a definitive agreement and plan of merger with Golden Bridge Holdings Limited, Golden Bridge Merger Sub Limited, and Mr. Xianfu Zhu, the Company's Chairman and CEO.

James River Coal Co (NASDAQ: JRCC) moved up 6.02% to $2.64 in the pre-market session. Analysts at Raymond James upgraded James River Coal from “market perform” to “outperform.”

Sequenom (NASDAQ: SQNM) added 4.46% to $4.45 in the pre-market session. Analysts at Stephens upgraded Sequenom from “equal weight” to “overweight.”

Facebook (NASDAQ: FB) soared 3.21% to $24.77 in the pre-market trading. Analysts at Bernstein upgraded Facebook from “market perform” to “outperform.”

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