Apple has been the worst Big Tech stock lately. Here’s why investors are missing the big picture. - MarketWatch

1. Apple stock down 8% this month, underperforming major tech peers. 2. Trump's tariff threat raised concerns but analysts see it as temporary noise. 3. Confidence in Apple’s long-term growth prospects remains strong despite short-term weakness. 4. Siri's falling integration raises market share concerns with competitors in AI services. 5. Worldwide Developers Conference on June 9 is a critical upcoming event for Apple.