OSI Systems plummeted following a report its security business is being looked at for falsifying privacy data on its full body scanners to the TSA. The company denied the allegations.
Procter & Gamble fell after the company said it plans to cut another 2 to 4 percent of its non-manufacturing staff, on top of a continuing 10 percent reduction already announced.
Amarin Corp gained following reports that Teva is the leading candidate to acquire the company.
Children's Place Retail Stores fell after the children's clothing store chain posted sales that missed estimates and also lowered its full-year earnings target.
Cameron and Schlumberger both rose after the two combined their sub-sea forces. Barclays calls the joint venture a great fit to exploit a growing market.
Hot Topic jumped after the teen-apparel retailer's earnings rose 38 percent on strong sales.
Veeco Instruments moved lower after the company said it would delay filing its latest quarterly report.
(Read More: See CNBC's Market Insider Blog)
—By CNBC's Rich Fisherman.
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