They’ve battled for customers, dinged the other’s service quality and egged each other in expletive-laced arguments.

Amazon is increasing the price of its annual Prime membership from $99 to $119.

Julia Boorstin reports on the quarterly earnings for Facebook.

Shares opened at $31.35 after trading as high as $34 in extended hours.

Spotify will let listeners pick and choose what songs they want to listen to on 15 different playlists.

The service will allow delivery of packages when cars outfitted with OnStar or Volvo on Call are parked in accessible areas.

Eunice Yoon takes a look at what’s driving growth at the world’s most valuable start-up focusing on artificial intelligence.

Amazon is no longer considering pharmaceutical sales through Amazon Business, its marketplace for business customers, CNBC has learned.

Facebook said on Wednesday that it believes most of its users could have had their public profile scraped by third parties.

Robert Frank reports on the Spotify co-founders’ rise to fame and riches.

Spotify held a direct stock market listing on Tuesday and is trading under the ticker symbol “SPOT.”

Deirdre Bosa reports on Dropbox’s market debut and what the cloud storage company has planned for growth.

Dropbox shares jump more than 40 percent on the cloud storage provider’s first day of trading on the Nasdaq after opening at $29.

“This is Facebook’s responsibility,” says Damian Collins, a member of Britain’s Parliament.

His comments follow days of tech insiders, lawmakers and even Facebook employees calling for input from Facebook’s highest executive.