Amazon (AMZN) concluded the recent trading session at $246.15, signifying a -1.41% move from its prior day's close.

S4 Capital Executive Chairman Sir Martin Sorrell tells Yahoo Finance Executive Editor Brian Sozzi that Meta's Muse puts it at the forefront of agent-to-agent marketing, and that by his estimate Google, Meta, Amazon and TikTok now take more than half the ad market. Sorrell explains why brands will matter more when AI agents shop for you, why data isn't the enemy of good advertising, why he thinks companies are doing too well to adopt AI at scale, and what's next for FIFA and the World Cup.

Amazon (AMZN, Financials) could get an early holiday-shopping boost next month as Adobe Analytics forecasts consumers will spend $10 billion during the company'

Amazon (AMZN), the commerce and cloud-infrastructure company, brought Claude Opus 5.5 to Bedrock and Claude Platform on AWS on September 22. Shares stood at $24

ETFs like AWAY are riding on "funflation" as consumers keep spending on hobbies, travel, music and leisure despite higher prices.

AI hyperscalers are burning through capital at a pace that dwarfs entire national economies, and analysts warn the financing schemes growing in the shadows may be far less stable than anyone wants to admit.

President Donald Trump 's latest investment tally looks modest next to the administration's $11.2 trillion cumulative figure. But its composition tells a different story.

Moderna, Micron, Intel and AMD have powered huge gains in single-stock leveraged ETFs in 2026. Here are four standout areas.

Amazon is spending at a scale that makes most investors nervous, but the cash flow charts tell a story that has me adding to my position every quarter.