Benzinga's Top Pre-Market Losers

Research In Motion

shares dropped 12.39% to $12.37 in pre-market trading. Research In Motion reported a narrower-than-expected third-quarter loss. However, the company reported a drop in its subscriber base. Amicus Therapeutics

shares fell 5.23% to $2.90 in the pre-market trading. Analysts at Wedbush downgraded Amicus Therapeutics from “neutral” to “underperform.” Micron Technology

dipped 4.86% to $6.46 in the pre-market session. Micron posted a lower fiscal first-quarter revenue. Cirrus Logic

dipped 4.31% to $26.60 in the pre-market session. Cirrus Logic shares have jumped 72.24% over the past 52 weeks, while the S&P 500 index has gained 14.10% in the same period.