Any underperforming company can come under attack from activists. Hedge funds ponder whether Amazon is next.
Shares in Amazon sank after missing expectations for the seventh time in nine quarters—and it turns out the stock tanking isn't so unusual either.
CNBC's Jon Fortt; Michael Santoli, Yahoo! Finance; and Kara Swisher, Re/code; discuss Microsoft's quarterly earnings and the leadership of CEO Satya Nadella.
Though New York has its first confirmed case of Ebola, there's little chance it will spread, says an infectious disease expert.
There's so much capital being poured into some tech start-ups that they're just burning cash, says venture capitalist Bill Gurley.
Entertainer and entrepreneur will.i.am unveiled "The Puls" smartwatch in hopes of blending fashion and technology.