Shares of technology companies ticked up amid mixed earnings reports.

The sector looked set to slide Friday after Intel indicated that the global chip shortage was taking a toll on sales growth potential.

Tesla shares rallied, testing all-time highs after the electric-car maker posted a robust quarterly profit and said issues with chip supply chains were not affecting its production schedule.

WeWork shares rose on their first day of trading, capping a journey to a listing that included the implosion of its initial public offering in 2019, and ended with the launch of special-purpose acquisition company BowX Acquisition.

Investors piled into shares of the special-purpose acquisition company taking former President Donald Trump's new social-media platform public, igniting a buying frenzy reminiscent of the SPAC craze from early this year, as the value of Digital World Acquisition quadrupled during Thursday's trading session.

PayPal shares tumbled as investors looked askance on its plans to buy social networking company Pinterest at a premium.

An Amazon.com employee group formed by warehouse workers in New York's Staten Island announced its goal to vote on unionization, becoming the latest labor-organizing effort from workers at one of the nation's largest employers.

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

(END) Dow Jones Newswires

10-21-21 1720ET