The stock was last quoted down 4.1% to $7.95 on volume of a little less than 80,000, according to Nasdaq.com. Although the shares fell 3.5% to $8.29 in Wednesday's regular session, they had still more than doubled in the past year, although the 52-week high of $13.04 came back in early August 2010.

Other stocks making notable moves in the after-hours session included Immucor ( BLUD), which rose 7% to $21.40 on volume of nearly 120,000 after the Norcross, Ga.-based maker of blood transfusion products posted a strong quarter and lifted its full-year earnings outlook; and Pep Boys - Manny, Moe & Jack ( PBY), which tacked on 3.6% to $14.10 on volume of around 60,000 after the auto parts and services chain reported fiscal fourth-quarter earnings of $8.4 million, or 16 cents a share, as sales rose 5.4% year-over-year to $477.4 million.

-- Written by Michael Baron in New York.

>To contact the writer of this article, click here: Michael Baron.

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Disclosure: TheStreet's editorial policy prohibits staff editors, reporters and analysts from holding positions in any individual stocks.

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