Yahoo CEO Marissa Mayer speaks during a news conference Monday, May 20, 2013, in New York. Yahoo edged up 31 cents, or 1.2 percent, to $26.83 after the Internet company said it was buying online

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Yahoo CEO Marissa Mayer speaks during a news conference Monday, May 20, 2013, in New York. Yahoo edged up 31 cents, or 1.2 percent, to $26.83 after the Internet company said it was buying online blogging forum Tumblr for $1.1 billion. (AP Photo/Frank Franklin II) less 

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Associated Press
Tue, May 21, 2013 9:52 AM EDT