The stock was last quoted at $22.14, up 1.2%, on volume of roughly 125,000, according to Nasdaq.com. The advance comes with the stock sitting right around its 52-week high after more than doubling in 2010.
Microsoft said said the next-generation of its Windows operating system will work with the "system on a chip" designs of ARM, a rival of longtime Microsoft partner Intel (INTC).ARM's semiconductor architecture has become dominant in mobile devices, including smartphones and tablet computers, and Microsoft's decision underscores its increased commitment to being competitive in the smartphone space. -- Written by Michael Baron in New York.
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