Benzinga's Top #PreMarket Gainers

Novogen Limited NVGN shares surged 45.78% to $4.49 in pre-market trading on positive Anisina report. Vitesse Semiconductor Corp. VTSS gained 36.41% to $5.32 in pre-market trading after Microsemi Corp. MSCC announced its plans to acquire Vitesse Semiconductor for $5.28 per share. Retrophin, Inc.RTRX shares gained 34.15% to $19.80 in the pre-market trading session on the FDA approval of Cholbam. ArQule Inc. ARQL shares rose 9.69% to $2.49 in pre-market trading after surging 15.23% on Tuesday. Akorn, Inc. AKRX shares climbed 7.21% to $47.00 in pre-market trading after the company filed its Form 10-K for the year ended December 31, 2014, along with re-stated results for the first and second quarters.