Apple, Google parent Alphabet, Amazon, Microsoft and Facebook are the five most valuable companies in the U.S.

Amazon Business hit the one-million customer mark only a few years into its existence, which should send shivers down the spine of industrial suppliers like Grainger.

Walter Piecyk, BTIG telecom and tech media analyst, Bloomberg Intelligence's Anand Srinivasan and Dan Suzuki, Bank of America Merrill Lynch senior equity strategist, react to a record quarter from tech giants, Apple, Amazon and AlphabetAlphabet.

Bloomberg's Zach Tracer reports on Amazon, Berkshire and JPMorgan forming a health-care company and what it may mean for the health-care sector.

It's a big week for tech earnings with Facebook, Amazon, Apple, Alphabet, Microsoft and Alibaba reporting results for the last quarter of 2017.

As we look back on 2017, Amazon stands out with several milestones met and passed. Bloomberg Intelligence is now betting Amazon is on track to being the first U.S. retailer to hit $1T worth of gross sales by 2025.

Michael Wolf, CEO and co-founder of Activate, and Bloomberg Intelligence's Jitendra Waral discuss Amazon's juggernaut growth and opportunities for the e-commerce giant in 2018.

Amazon seeks to conquer a new continent. It's launching its Australian retail site on Tuesday with a product in more than 20 categories and one-day delivery in some areas.

The European Union's crackdown on tax avoidance has now swept in Amazon, with an order to pay up $294 million in back taxes to Luxembourg as the bloc brings Ireland to court over a similar case with Apple.

Snap, Apple or Amazon - which tech company is most successful on social?

Seattle-based Amazon is looking for another city to build its second headquarters and has plans to invest $5 billion and create 50,000 jobs.

Amazon.com Inc. is selling bonds to finance the deal that will allow it to acquire Whole Foods Inc., according to a person with knowledge of the matter.