KMG Chemicals, Shenghuo Pharmaceutical and Allot Communications lead small-cap percentage losers
KMG Chemicals, Inc. (Nasdaq: KMGB), China Shenghuo Pharmaceutical Hldg, Inc. (AMEX: KUN) and Allot Communications Ltd. (Nasdaq: ALLT) are among the biggest percentage losers in Wednesday's trading among companies with market capitalizations under $750 million.
Here are today's biggest percentage losers:
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| 1:47 et | Change | Change | Volume | Year High | Year Low |


















