Shares of technology companies fell slightly as a rotation out of the sector continued.
Shares of tech giants such as Tesla tumbled at the open before recouping some of their losses later in the session.
Electric vehicle maker Tesla posted a surprisingly sharp decline in April sales in China, a development that may represent a backlash after negative publicity in the world's most populous nation.
Cathie Wood's ARK Innovation ETF, which is a major investor in Tesla, rebounded late in the session after hitting a new 2021 low, roughly one third below its February value.
Ride-sharing companies Uber Technologies and Lyft will make all rides to and from vaccination sites free until July 4 under a new partnership with the White House.
Alphabet's Google plans to double the size of its team studying artificial-intelligence ethics in the coming years, seeking to address controversy over "machine bias" and other issues.
Write to Rob Curran at firstname.lastname@example.org
(END) Dow Jones Newswires