Pre-market: Origin Agritech, NPS Pharmaceuticals and ShengdaTech lead small-cap volume
Origin Agritech Ltd. (Nasdaq: SEED), NPS Pharmaceuticals, Inc. (Nasdaq: NPSP) and ShengdaTech, Inc. (Nasdaq: SDTH) are the most actively traded companies in Thursday pre-market trading among those with market capitalizations under $750 million:
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