Meanwhile, 3D Systems ( DDD ) fell 14.7% after lowering its guidance for fiscal 2014 as Q3 revenue fell short of the Street's consensus. U.S. stock futures edged higher nearer the market open on Wednesday amid a slew of corporate earnings and as the consumer price index only just exceeded expectations. Another big gainer was Tekmira Pharmaceuticals ( TKMR ), up 11.7% after saying it has started limited manufacturing of a new therapeutic that targets the Ebola-Guinea virus responsible for the current epidemic.
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