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    Regeneron Pharmaceuticals, Inc. (REGN)

    -NasdaqGS
    499.99 Down 8.52(1.68%) Sep 4, 4:00PM EDT
    |After Hours : 500.05 Up 0.06 (0.01%) Sep 4, 7:34PM EDT
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    No headlines available for REGN prior to February 4, 2013.