Shares of technology companies rose as upward momentum built in the high-risk artificial-intelligence niche ahead of Nvidia's earnings report next week.

The chief executive of Amazon Web Services, Adam Selipsky, is stepping down and will be succeeded by the company's senior vice president of sales and marketing, Matt Garman.

Alphabet's Google will show artificial-intelligence-powered answers to billions of people using its namesake search engine by the end of the year, broadening its rollout of the technology as it tries to fend off growing competition in its core business.

Alibaba Group shares fell after the Chinese online bazaar said its profit sank in the latest quarter, the latest indication that a slump in the Chinese property market is leading to a broader slowdown in spending.


Write to Rob Curran at rob.curran@dowjones.com

(END) Dow Jones Newswires

05-14-24 1753ET