Friday small-cap pre-market volume leaders: Qiao Xing Universal Telephone Inc., Global Traffic Network Inc., Penwest Pharmaceuticals
Qiao Xing Universal Telephone Inc. (Nasdaq: XING), Global Traffic Network, Inc. (Nasdaq: GNET) and Penwest Pharmaceuticals (Nasdaq: PPCO) are among the most actively traded companies in Friday pre-market trading among those with market capitalizations under $500 million:
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