The Associated Press

NEW YORK (AP) ¿ The following stocks were among those that moved substantially or traded heavily Wednesday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE:

Delta Air Lines Inc., up 67 cents to $9.29

A Delta executive said the carrier would be careful to keep capacity on pace with demand and urged other airlines to do the same.

GameStop Corp., down $1.97 at $21.87

Wal-Mart is offering deals on video games and the Nintendo Wii leading up the holidays, which could undercut GameStop's sales.

Walgreen Co., down $1.17 at $38.20

The drug store operator posted disappointing November sales. Analysts said plans to improve stores and product lines are hurting results.

Newpark Resources Inc., up 51 cents at $3.16

A Raymond James analyst upgraded the company, which treats and disposes of oilfield waste, to "outperform" on prospects of higher profits.

Constellation Brands Inc., down 48 cents at $16.77

A Goldman Sachs analyst downgraded the wine and spirits company to "sell," saying consumers are spending less on alcohol.

NASDAQ:

Diedrich Coffee Inc., up $1.16 at $35.13

The coffee company is the target of a bidding war between Green Mountain Coffee Roasters Inc. and Peet's Coffee & Tea Inc.

Dyax Corp., up 73 cents at $4.23

It received Food and Drug Administration approval to market Kalbitor for treatment of the genetic disorder hereditary angioedema.

Santarus Inc., up 37 cents at $4.66

The Food and Drug Administration approved Merck's over-the-counter version of the Santarus prescription heartburn drug Zegerid.
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