Benzinga's Top Pre-Market NASDAQ Losers (ARMH, COCO, DNDN, AMGN)

ARM Holdings Plc ARMH dipped 2.58% to $16.61 in the pre-market session. ARMH's earnings may fall by 8.26% this year. Corinthian Colleges Inc COCO lost 1.55% to $4.44 in the pre-market session. Analysts at UBS initiated coverage of COCO with a “neutral” rating. Dendreon Corporation DNDN fell 1.35% to $38.07 in the pre-market session. DNDN has posted wider-than-expected Q3 loss. Amgen Inc AMGN slipped 0.52% to $57 in the pre-market trading. Analysts at Leerink downgraded AMGN from "outperform" to "market perform." Read more from Benzinga's Markets.