Amazon, Apple poised to add $170 billion after resilient results

Amazon.com Inc. and Apple Inc. are set to add nearly $170 billion in market value Friday after they joined technology peers Alphabet Inc. and Microsoft Corp. in assuaging investor concerns by reporting higher revenue even as consumers curb their spending amid rising inflation.

Amazon shares jumped as much as 12% on Friday, their biggest move since Feb. 4, while Apple advanced 3.6%.