3 Top Biotech Stocks to Buy Right Now

The risks associated with trial failures, competitive threats, and patent expirations make biotech stocks some of the riskiest stocks investors can buy, but that doesn't mean that you should ignore every biotech stock. For example, these three investors think that now could be a good time to add a little Supernus Pharmaceuticals (NASDAQ: SUPN), Lexicon Pharmaceuticals (NASDAQ: LXRX), and Arena Pharmaceuticals (NASDAQ: ARNA)to growth stock portfolios.