Benzinga’s Top Pre-Market Gainers (APKT, CSTR, PWER, CSUN, JRCC)

Acme Packet, Inc (NASDAQ: APKT) soared 27.20% to $26.80 in the pre-market session. APKT’s Q1 results exceeded the Wall Street expectations.

Coinstar, Inc (NASDAQ: CSTR) added 21.70% to $46.50 in pre-market trading. CSTR posted more-than-expected Q1 earnings.

Power-One, Inc (NASDAQ: PWER) climbed 20.66% to $6.95 in the pre-market session. PWER announced impressive first quarter profits.

China Sunergy Company, Ltd (NASDAQ: CSUN) moved up 11.48% to $5.05 in pre-market trading. CSUN’s reported its Q1 revenues ahead of the estimates.

James River Coal Company (NASDAQ: JRCC) gained 9.81% to $19.48 in the pre-market session. JRCC’s Q1 earnings beat Wall Street estimates.

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