Benzinga's Top #PreMarket Gainers

gained 25.68 percent to $6.51 in pre-market trading. Advanced Semiconductor Engineering (ADR)

plans to commence tender offers for Taiwan and U.S. shares of Siliconware Precision Industries.

shares climbed 9.59 percent to $6.40 in pre-market trading. Accuray reported a FQ4 loss of $0.07 per share on revenue of $101.8 million. The company also reported that it has received a multi-system order from 21st Century Oncology.

shares rose 4.70 percent to $3.12 in pre-market trading after dipping 75.27 percent on Thursday. Credit Suisse downgraded Macrocure from Outperform to Neutral and lowered the price target from $15.00 to $5.00.

shares rose 3.86 percent to $70.44 in pre-market trading after the company reported better-than-expected earnings for the second quarter.

shares rose 1.09 percent to $72.50 in pre-market trading after the company reported better-than-expected earnings for the second quarter.