Yahoo! Inc. Chief Executive Officer Marissa Mayer is staking the future of the largest U.S. Web portal on a six-year-old blogging startup with little revenue and a freewheeling stance on content created by users.
Yahoo! Inc. Chief Executive Officer Marissa Mayer, who has overseen an almost 150 percent stock rally fueled by her company’s stake in Alibaba Group Holding Ltd., is poised to pare that ownership -- a move that threatens to diminish the U.S. Web portal’s investor appeal.