Among the stock activity stories for Thursday, Oct. 15, from AP Financial News:

NEW YORK (AP) -- Anadarko Petroleum Corp. shares fell on news of an unsuccessful well and as an analyst downgraded the oil exploration and production company.

NEW YORK (AP) -- Rising credit-card defaults are weighing on shares of Capital One Financial Corp., the company said in a regulatory filing with the Securities and Exchange Commission.

NEW YORK (AP) -- Shares of WuXi PharmaTech Cayman Inc. rose after a Goldman Sachs analyst started coverage of the stock with a "Buy" rating, and placed WuXi on a list of recommended stocks.

HARTFORD, Conn. (AP) -- Shares of Allegheny Technologies Inc. rose after an analyst upgraded the shares saying the jet-engine market may experience an initial recovery in 2010.

NEW YORK (AP) -- RBC Capital Markets upgraded DeVry Inc., saying the for-profit education provider's string of acquisitions over the past five years have helped diversify its college programs and should buffer it from economic trends.

NEW YORK (AP) -- Crown Holdings Inc. fell after the food and drink packaging maker reported third-quarter profit dropping 5 percent and an analyst said the quality of the earnings was "mixed."