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Luminex, Exelixis, AMAG Pharmaceuticals were among the biotech stock movers in premarket trading on Tuesday.
Here are Friday's top research calls, including upgrades for IberiaBank and Actuant, and downgrades for Kimberly-Clark and Ionis Pharma.
Where some see danger and upheaval, investors see opportunity. And the harrowing Zika virus is no different. Investors are jumping into stocks focused on detecting or wiping out the virus.