These are the stocks posting the largest moves before the bell.Market Insiderread more
The next three weeks are among the rockiest, on a historical basis, of the entire calendar.Trading Nationread more
Removing Neumann is a difficult decision for Son, who has long believed in WeWork and Neumann's vision to quickly expand the company.Technologyread more
Microsoft is looking for a new way to grab business from retailers as they fend off Amazon.Technologyread more
Banks have historically used armies of mortgage brokers to gather income and asset documents from prospective borrowers.Financeread more
Worries over global economic growth were set to thwart Wall Street's run to record highs on Monday.Marketsread more
Guggenheim reiterates its buy rating on Boston Beer's stock and raises its price target to $462 from $449 per share.Investingread more
On-demand delivery company Postmates is partnering with Phantom Auto, an autonomous vehicle teleoperator, to coordinate driverless deliveries.Autosread more
Bruce Broussard, CEO of health insurance company Humana, sits down with CNBC's Bertha Coombs to discuss the state of the industry, integrating digital health technology,...Squawk Boxread more
Gluskin Sheff's David Rosenberg reinforces his recession forecast following the Federal Reserve's September meeting.Futures Nowread more
Here are the biggest calls on Wall Street on MondayInvestingread more
In only three months, Apple has lost $452 billion in market capitalization, including tens of billions on Thursday as the tech giant's stock sank further.
Apple shares have fallen by 39.1 percent since Oct. 3, when the stock hit a 52-week high of $233.47 a share. With its market cap down to about $674 billion, those losses are larger than individual value of 496 members of the S&P 500 — including Facebook and J.P. Morgan.
Microsoft, Amazon, Alphabet and Berkshire Hathaway are the only S&P 500 members with larger market caps than Apple's loss since its recent high.
To put the Apple market value plunge in context, $446 billion is:
Apple gave a sudden warning to investors on Wednesday afternoon, lowering its fiscal first-quarter revenue guidance. Wall Street reacted, with one analyst saying this will represent Apple's "biggest miss in years" and another saying the company's announcement "raises more questions than answers." Apple CEO Tim Cook's letter to investors blamed a variety of factors for the guidance cut, including declining iPhone revenue and China's weakening economy.
Apple stock closed Thursday trading down 10 percent at $142.19 a share.
– CNBC's Chris Hayes contributed to this report.