Benzinga’s Top Pre-Market Losers (BCSI, TLAB, JASO, ACGY, HAUP)

Blue Coat Systems Inc

BCSI

tumbled 17.34% to $23.84 in the pre-market session. Analysts at Piper Jaffray downgrade BCSI from "overweight" to "neutral." Tellabs Inc

TLAB

lost 12.28% to $8 in the pre-market session. TLAB is involved in designing, developing and supporting telecommunications networking products for communications service providers across the globe. JA Solar Holdings, Co Ltd

JASO

fell 1.75% to $5.06 in the pre-market session. Solar stocks are suffering due to weak euro. Acergy SA

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ACGY

slipped 0.63% to $15.65 in pre-market trading. Offshore drilling stocks had rebounded yesterday after the top kill operation by BP Plc

. Hauppauge Digital Inc

HAUP

slipped 0.36% to $2.80 in the pre-market. HAUP had yesterday risen after it announced that it has regained compliance with Nasdaq's minimum closing bid price requirement. Read more

from Benzinga's Company news.