Yahoo (YHOO -0.1%) outperforms after it's learned Microsoft (MSFT) has joined the ranks of firms...

|By:, SA News Editor

Yahoo (YHOO -0.1%) outperforms after it's learned Microsoft (MSFT) has joined the ranks of firms to have signed Yahoo's strict NDA, which it's requiring of would-be buyers interested in taking a closer look at the company. The big question: is Microsoft serious about making a bid (perhaps with a partner), or does it just want a peek at a competitor/partner's books? (yesterday)