These outperforming stocks are looking risky By: CNBC.com News September 16, 2015 at 06:00 AM EDT Big tech names such as Facebook and Google have excelled this year, but one trader says the large cap tech ETF is a risky buy. Read More >> Related Stocks: Amgen Biogen Idec Celgene Corp Facebook Gilead Sciences Google, Inc. Nasdaq Biotechnology Ishares ETF PowerShares QQQ SPDR S&P 500 ETF Trust Sentinelone Inc Cl A