Apple loses $300B in market value as Trump tariffs threaten China-heavy supply chain
1. Apple lost $300 billion in market value amid tariff concerns. 2. Stocks fell nearly 9% after Trump's unexpected tariff announcement. 3. 54% tariffs on China threaten Apple's supply chain viability. 4. No exemption announcement from Trump raises uncertainty for Apple. 5. Other tech giants also experienced significant market losses.