If you only look at the top half of Amazon’s Q3 FY26 earnings, the numbers look flawless: Revenue hit $201.9 billion, operating income reached $28.1 billion, and the 13.9% operating margin was an all-time high. $Amazon.com(AMZN)$ But flip to the cash flow statement, and the picture changes abruptly. Over the past twelve months, Amazon didn't just fail to generate free cash flow—it bled $42.4 billion. This is the core paradox of Amazon today: margins are expanding, yet cash is evaporating. Here is the breakdown of what's really driving the business—and where all the cash is going. The Profit Engine: Decoding the Revenue Structure The Q3 report shows a company where four distinct business lines play very different roles: AWS (The Absolute Engine): R