• Yahoo Acquires Tumblr, Promises 'Not to Screw It Up'

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  • Yahoo Buys Tumblr and Other News You Need to Know

    May 20, 2013

  • Yahoo Expands Search-Ads Relationship With Chitika Into Mobile

    May 7, 2013

  • Yes, Yahoo! Will Stuff Tumblr Full Of Ads (YHOO)

    May 20, 2013

  • Tech Stocks: Yahoo rises, but Cisco weighs down techs

    May 7, 2013

  • Yahoo confirms $1.1B Tumblr acquisition, Marissa Mayer promises ‘not to screw it up’

    May 20, 2013