Dell buyout

5 Biggest Winners and Losers of the Week in Business

It's been a colorful week in the world of business, from Facebook's accidental hijacking spree to the timely rescue of Dell, to pink slips being passed out at DreamWorks. Here's a rundown of this week's biggest winners and losers.

Microsoft in Talks to Invest Up to $3 Billion in Dell: CNBC

Microsoft is in discussions to invest between $1 billion and $3 billion of mezzanine financing in a buyout of Dell, CNBC cited unidentified sources as saying on Tuesday. Private equity outfit Silver Lake Partners is trying to finalize a bidding group to take the world's No. 3 PC maker private.