Benzinga’s Top Pre-Market Gainers (TLCR, BPAX, CELG, EGLE, ARMH)

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for free. Plasma-based protein therapies maker Talecris Biotherapeutics Holdings Corp

soared 54.26% to $24.55 in the pre-market session. Spanish firm Grifols is about to acquire US-based TLCR for $3.4 billion in a friendly merger. Biosante Pharmaceuticals Inc

added 13.40% to $2.20 in pre-market trading. The FDA’s Office of Orphan Products Development has granted BPAX’s GVAX CML vaccine the Orphan Drug designation. GVAX CML vaccine is to be used for the treatment of chronic myeloid leukemia (

). Eagle Bulk Shipping Inc

moved up 3.21% to $4.5 in pre-market trading. EGLE’s March quarter earnings were 16.70% higher than anticipated. ARM Holdings plc

gained 2.92% to $11.65 in the pre-market session. ARMH, together with five other big technology companies, is going to fund a non-profit company to develop Linux-based software for cellphones, tablet PCs and other products and other devices. Celgene Corp

climbed 1.37% to $2.96 in the pre-market session. Today, analyst Thomas Wei of Jefferies & Company has upgraded CELG from “hold” to “buy” on the basis of the valuation of the company’s stock and the Revlimid study receiving positive feedback from physicians. Read more