Why is Apple (AAPL) stock down today?

Apple shares fell 0.77% to $314.86 today — touching a session low of $311.91 — while the broader Nasdaq-tracking QQQ ETF gained 1.12% and the S&P 500 rose 0.38%. That divergence means Apple is underperforming the market right now, with two company-specific storylines pulling it lower even as tech stocks broadly rally.

The dominant overhang is Apple's trade-secret lawsuit against OpenAI. OpenAI pushed back publicly, saying it sees no 'evidence' the lawsuit has merit, and separately revealed details about its first hardware product — an AI speaker — developed with more than 400 former Apple employees at its center. That combination of legal uncertainty and a potential competitive threat in AI hardware is weighing on the stock. When a company's key intellectual property is disputed and former talent is working on a rival product, it raises questions about future competitive positioning that can prompt selling even in a broadly rising market.

On the international front, Apple Intelligence — Apple's suite of AI features — was registered with China's cyberspace regulator, a step required before the service can be offered in the country. China is a critical revenue market for Apple, so regulatory progress there is a positive development, but it also underscores how dependent the rollout of Apple's AI strategy is on government approvals in a complex geopolitical environment. Separately, Evercore ISI flagged Apple's agreement with Broadcom (AVGO) as a 'strategic positive,' a small counterweight to the negative headlines.

On the macro side, Producer Price Index (PPI) data — a measure of inflation at the wholesale level — was due this morning, following yesterday's Consumer Price Index (CPI) release and Federal Reserve Chair Warsh's congressional testimony. Cooling inflation data has generally supported tech valuations recently. Apple's next earnings report is scheduled for July 30, with last quarter's results already showing EPS of $2.01 against an estimate of $1.94 and revenue of $111.18 billion, representing 16.6% revenue growth and 21.8% earnings growth year-over-year.

As of this writing, Apple is down on the day while most of its large-cap tech peers are in the green. The stock carries a market cap of $4.62 trillion, a trailing price-to-earnings ratio of 38.2, and a forward P/E of 32.7. The OpenAI lawsuit and its outcome remain unresolved, and the China AI registration is a regulatory process still in progress.