Amazon Stock Falls Amid Mechanical Turk Shutdown, AWS Strength

Amazon.com Inc.'s (US0231351067) stock closed down 0.39% on August 26, 2026, at $261.06 as investors digested the company's decision to wind down its Mechanical Turk crowdsourcing platform.

The shutdown of Mechanical Turk comes as Amazon refines its portfolio of smaller platforms and doubles down on higher-margin, AI-enabled services across its ecosystem.

AWS (Amazon Web Services) drove Q2 2026 operating profit and underpins the company's guidance. AWS revenue grew 37% year over year in the quarter, marking the fifth consecutive quarter of accelerating growth.

Amazon raised its 2026 revenue guidance by 10% to $220 billion, putting its updated outlook ahead of some other mega-cap peers in the digital advertising and cloud segments.