10 Stocks to Watch Today: ANN, Insurers

NEW YORK (TheStreet) -- Women's apparel retailer Ann Taylor was surging 9.1% to $26.42 in premarket trading Friday after reporting fourth-quarter earnings of 19 cents, beating estimates by 2 cents.

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Emeryville, Calif.-based restaurant operator Jamba Juice was falling 9.1% to $2.10 after posting a wider-than-expected loss.

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Shares of Aeropostale were tumbling 7.9% to $22.69 after the mall-based seller of casual apparel said it expects inflationary pressures to hit its bottom line in fiscal 2011.

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Clearwire was tumbling 3.5% to $5.55 after CEO Bill Morrow resigned from his role for personal reasons, according to the 4G specialist, which appointed chairman John Stanton as his interim replacement on Thursday.

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Oil and gas company Valero Energy was popping 3.2% to $27.15 in premarket trading Friday after peer Chevron agreed to sell the company its Pembroke Refinery and other downstream assets in the U.K. and Ireland. Chevron was falling 1.2% to $97.90.

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Reinsurers and insurers were experiencing pressure after the massive earthquake hit Japan. Aflac was falling 2.9% to $54.10 and Berkshire Hathaway was falling 1.1% to $84.02. Reinsurers such as Swiss Re and Hannover were experiencing pressure overseas as the devastating impact of the event unfolded.

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U.S. airline carriers were moving higher in premarket trading after a massive earthquake devastated Japan and resulted in the cancelation of many Asian flights. AMR was rising 2% to $6.66, Delta Air Lines was rising 1.4% to $11.34.

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-- Written by Andrea Tse in New York.

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