Guess and Verizon are big market movers

NEW YORK (AP) -- Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE

Verizon Communications Inc., up $1.26 to $47.82

The largest U.S. wireless carrier may be snapping up Vodafone's stake in a joint venture for $100 billion.

Campbell Soup Co., down $1.38 to $43.33

The food company posted a loss for the fourth quarter as it tried to sell a European business.

Guess Inc., up $3.51 to $30.82

The company best known for its jeans posts a strong quarterly performance along with a rising profit forecast for the year.

Signet Jewelers Ltd., down $2.83 to $67

The company fails to follow the path of other jewelry retailers in its latest quarter and falls short of Wall Street expectations.

Nasdaq

Corinthian Colleges Inc., down 26 cents to $2.35

CEO Jack Massimino expects "another challenging year" at the for-profit educator, which cut its guidance.

The Fresh Market Inc., down $6.27 to $48.01

The grocer is downgraded by UBS, which sees earnings-per-share growth delayed for another six months.

Urban Outfitters Inc., up 54 cents to $42.49

Announcing major buyback programs almost every other year, the retailer says it will buy back as many as 10 million shares.

Stemline Therapeutics Inc., up $1.32 to $35.20

Jefferies Group initiated coverage of the biopharmaceutical company, citing upcoming pivotal trials of its lead drug used to treat leukemia.