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Shares of Halozyme (HALO) shoot up 29% premarket after the firm announces positive results from...

  • Tuesday, October 18, 2011, 8:00 AM ET
    Shares of Halozyme (HALO) shoot up 29% premarket after the firm announces positive results from a Phase 3 HannaH trial of its breast cancer treatment, Herceptin, given by subcutaneous injection.
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