Amazon reached a market capitalization of $3 trillion on August 3, days after publishing its second-quarter earnings on July 30. The stock surged more than 15% in the week following the results, adding over $550 billion in market cap in just days. Amazon Web Services posted operating margins of 39% in Q2, while the company raised its 2026 capital expenditure guidance from $200 billion to $220 billion, driven largely by rising chip costs tied to the AI boom. This performance places Amazon alongside Apple, Microsoft, Alphabet, and Nvidia in the increasingly exclusive group of companies exceeding $3 trillion in market valuation.
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