Amazon.com, Inc. (NASDAQ:AMZN) rises 15% with AWS margins buoying $220 billion AI investment plan

Amazon.com, Inc. (NASDAQ:AMZN) shares surged 15% after strong Q2 2026 earnings, primarily driven by robust Amazon Web Services (AWS) performance. AWS accounted for 78% of Amazon's operating profit growth and reported a 36.7% sales increase with a 39.4% operating margin. Despite increased capital expenditure to $220 billion for AI investments, investors reacted positively to the impressive cloud segment's profitability and backlog expansion.