TSMC Confirms Kumamoto JASM Plant Evacuated After Seismic Levels Hit Mandatory Threshold

Microsoft (MSFT) shares rose above the $460 mark following the release of its Q4 FY2026 earnings report, leaving the stock just $1 shy of its previous high of $466.32. The results highlighted that the primary catalyst for the stock's strength is evidence that AI monetization has entered an accelerated track, further reflecting investors' heightened focus on the return on investment (ROI) for AI spending.

TradingKey - On Tuesday (July 28) Eastern Time, Apple's stock price reached an intraday high of $342.89, pushing the company's market capitalization to approximately $5.04 trillion at one point. Apple has thus become the second publicly listed company in the world to surpass the $5 trillion market cap threshold, following Nvidia (NVDA). Just one day earlier, Apple's market value had overtaken Nvidia's, reclaiming its status as the world's most valuable enterprise.

TradingKey - On July 31, Eastern Time, AMD (AMD) closed at $476.15, representing a market capitalization of approximately $776.41 billion, down 1.90% for the day. After a previous round of sharp volatility, the share price has seen a cumulative retracement of nearly 18.5% from its all-time high of $584.

Microsoft surged 16% adding $450B in a single day. Amazon jumped 10%. Meta crashed 10%. Apple fell 4%. The KOSPI gained 17.9% — the largest one-day gain in its history. Here is everything that happened in the most important week for AI stocks in 2026 and what traders do next.

The biggest tech earnings week is over. Now comes the hangover test. Palantir reports Monday. AMD reports Tuesday. SanDisk reports Wednesday. NFP drops Friday. Here are the 5 stocks and 3 macro events that define the week of August 3 to 7, 2026.