3 Biotech Stocks That Soared This Week: Are They Buys?

3 Biotech Stocks That Soared This Week: Are They Buys?

Halloween week produced treats instead of tricks for some biotech investors. Quite a few biotech stocks rose by double-digit percentages, with three in particular soaring close to 30% and higher over the last five days.

Adamas Pharmaceuticals (NASDAQ: ADMS), Juno Therapeutics (NASDAQ: JUNO), and Stemline Therapeutics (NASDAQ: STML) ranked among the biggest biotech winners of the week. Here's what drove these stocks higher -- and whether or not they're smart picks now.

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Source: Fool.com