Market Insider

Midday movers: Apple, Netflix, Sotheby's & More

A customer tries an Apple product at the company's Fifth Avenue store in Midtown Manhattan on April 22, 2014 in New York City.
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Take a look at some of Thursday's midday movers:

Alstom - The French turbine and train maker jumped after Bloomberg reported conglomerate General Electric was in discussions to acquire it for about $13 billion.

American Airlines Group - The carrier gained on better-than-expected first-quarter earnings.

Apple - Shares of the consumer technology giant rallied after it sold more iPhones than analysts had forecast.

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Celgene - The biopharmaceutical company declined after it reported quarterly revenue below forecasts.

Diamond Offshore Drilling - The offshore rig contractor rose after posting better-than-expected first-quarter profit.

Elizabeth Arden - The cosmetics company spiked on a Reuters report it hired Goldman Sachs to explore a sale.

Freeport-McMoRan Copper & Gold - The miner rose as its first-quarter profit decline wasn't as bad as feared.

JetBlue Airways - The carrier declined after reporting lower quarterly profit that fell short of street forecasts.

Johnson & Johnson - The health care company moved off its lows after announcing it would raise its quarterly dividend by 6.1 percent to 70 cents a share.

Lorillard - The cigarette seller fell after its first-quarter earnings sank 17 percent.

Netflix -The provider of online entertainment continued to fall after and HBO on Wednesday announced a licensing deal that poses a competitive threat to the company.

O'Reilly Automotive - The automotive supplier fell after guiding second-quarter and full-year forecasts below forecasts.

Penske Automotive Group - The automotive retailer and and Group 1 Automotive both advanced on better-than-expected first-quarter earnings.

Raytheon - The defense contractor fell after posting weaker-than-expected first-quarter earnings. Lockheed Martin, General Dynamics, Northrop Grumman and Rockwell Collins also fell.

Sotheby's - The auction house rose after Institutional Shareholder Services advised shareholders to vote for two of three board candidates proposed by activist investor Dan Loeb.

Southwest Airlines - The carrier gained after its first-quarter earnings more than doubled.

Stanley Black & Decker - The industrial tool maker gained after posting better-than-expected first-quarter earnings.

Under Armour - The maker of athletic wear fell despite strong first-quarter earnings as it warned that growth in 2014 might not be as strong as last year.

Zimmer Holdings - The orthopedic-device maker rallied after it said it would acquire rival Biomet for more than $13 billion.

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—By CNBC's Rich Fisherman.

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