Benzinga's Top Pre-Market NASDAQ Gainers

Zoran Corporation ZRAN shares advanced 18.06% to $8.50 in the pre-market session. CSR will acquire Zoran for a reduced price of $484 million. Spreadtrum Communications Inc SPRD shares advanced 6.62% to $13.85 in the pre-market session. SPRD's Board of Directors authorized a share repurchase program of up to US$100 million of its American Depositary Shares. DryShips Inc DRYS climbed 3.66% to $3.97 in the pre-market session. Analysts at Sterne Agee upgraded DryShips from “neutral” to “buy.” ChinaCast Education Corporation CAST jumped 2.97% to $4.50 in the pre-market session. CAST repurchased around 915,503 shares of stock at an average price of $4.747 and reiterated FY11 financial projections. Read more from Benzinga's Markets.