Benzinga's Top #PreMarket Gainers

Biocept Inc BIOC shares rose 15.53 percent to $3.05 in pre-market trading following the announcement of launch of diagnostic assay for BRAF mutations in patients with melanoma. Micron Technology, Inc. MU shares climbed 12.04 percent to $19.73 in pre-market trading following news Monday night that Tsinghua Unigroup, China's largest government owned chip design company, is looking to acquire Micron for $21 per share, according to both the Wall Street Journal and Bloomberg News. Transgenomic Inc TBIO shares climbed 11.89 percent to $1.60 in pre-market trading following the announcement of launch of genetic test for diagnosis of leukodystrophy. Celyad SA (ADR) CYAD shares rose 9.21 percent to $5.75 in pre-market trading. Piper Jaffray initiated coverage on Celyad with a Overweight rating and a $95.00 price target. GoPro Inc GPRO gained 3.20 percent to $53.78 in pre-market trading. Barclays upgraded GoPro from Equal-weight to Overweight and raised the price target from $50.00 to $65.00.