...world's most profitable companies. It earned $41.7 billion in calendar year 2012. It's neck and neck with Exxon Mobil Corp. as the world's most valuable company.However, Apple's Irish subsidiaries date back thirty years, to the...

...world's most valuable company. At Thursday's close, it was worth $423 billion, just 1.6 percent more than No. 2 Exxon Mobil Corp.The plunge was set off by Apple's quarterly earnings report late Wednesday, which suggested the company's nearly...

...company with a market value of $432 billion. Google now ranks third with a market value of $266 billion, with Exxon Mobil Corp. holding the spot in between at $402 billion.Google's stock climbed $13.96, or 1.8 percent, to close...

...been the world's most valuable company since the end of last year. It's now worth 54 percent more than No. 2 Exxon Mobil Corp.Apple's stock closed at $665.15. That was an all-time high, up $17.04, or 2.6 percent, from Friday's...

...stock gained 5.9 percent to $374.01 on Tuesday, bringing its market capitalization to about $347 billion.Exxon Mobil Corp.'s stock, meanwhile, closed up 2.1 percent at $71.64. That gives the oil company a market cap of $348...

...taxed again at the U.S. corporate tax rate of 35 percent.Apple's market capitalization is $559 billion, including the rally in extended trading. The world's second most valuable company, Exxon Mobil Corp., is worth $407 billion.

...That was two months after Apple Inc., which Jobs started in a Silicon Valley garage in 1976, briefly surpassed Exxon Mobil Corp. as the most valuable publicly traded company in the world.Jobs cultivated a countercultural sensibility and a...

...The most valuable technology company by stock market value at close to $348 billion, Apple is now closing in on Exxon Mobil Corp., the last remaining company with a higher market value, at $414 billion.Apple more than doubled its profit...

...think you want an iPad more than oil: Apple Inc. became the most valuable company in the United States, surpassing Exxon Mobil Corp. on Wednesday.Apple briefly flirted with the top spot Tuesday afternoon before settling back slightly below the...

...down 14 percent since July 22 and 15 percent since it hit its high for year on April 29.The biggest Dow gainer was Exxon Mobil Corp., which rose 4.9 percent. Chevron Corp. rose 4.3 percent. Energy stocks got a push from a $1.02 increase...