Rite Aid, Pier 1 Imports, ConAgra Foods, Sony and Vivus are big market movers

Energy Associated Press

Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and the Nasdaq Stock Market:

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NYSE

Rite Aid Corp., down $1.23 to $5.41

The retail drugstore chain cut its full-year profit forecast, citing lower reimbursement rates and increased generic drug use.

Pier 1 Imports Inc., down $2.88 to $12.66

The home furnishings and decor retailer reported disappointing second-quarter financial results and cut its outlook for the year.

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ConAgra Foods Inc., up $1.47 to $33.48

The food producer's first-quarter profit nearly tripled, topping Wall Street expectations and it reaffirmed its fiscal outlook.

Sony Corp., down 84 cents to $18.04

The electronics company expects its annual loss to swell to $2 billion and canceled dividends for the first time in 50 years.

Continental Resources Inc., down $5.77 to $70.05

The oil and gas exploration and production company expects to spend an additional $500 million in capital expenses this year.

Nasdaq

Vivus Inc., up 48 cents to $4.36

The Food and Drug Administration approved a label stating faster effectiveness for the drug developers' impotence drug Stendral.

PDL BioPharma Inc., down 59 cents to $7.89

The patent holder for potential new drugs said it was surprised and offered no reason for the resignation of its auditor.

Marchex Inc., down $3.43 to $4.07

The mobile and call advertising company lowered its 2014 call-driven revenue outlook, citing revised commitments from Allstate.