US sweeps list of the world's largest companies: Meet the Top 5

For the first time in nearly a decade, the world’s five largest public companies are all American affair  These are the Top 5, as of mid-April 2013.

3. Google (GOOG)

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    A Google logo on a window at the company's headquarters in Mountain View, Calif.
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Current stock value: $800.11 per share

One year range: $556.52-844.00

2012 revenue: $50.2 billion

2012 net income: $10.7 billion

When Google first went public back in 2004, its shares were priced at $85 apiece. The company, and its stock value, have grown astronomically as Internet advertising has taken off. The search-engine giant, based in Mountain View, Calif., has expanded its focus to include cloud computing and software. 

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