Stocks fell after Trump administration announced new global tariffs, reigniting trade policy uncertainty. Supreme Court ruling last week prevented use of IEEPA for duties, but Trade Act of 1974 now imposes 15% global tariff. Companies relying on international supply chains affected. H&R Block stock not very volatile, but today’s move significant. Previous earnings miss and weak guidance led to 6% drop 6 months ago. Stock down 32.9% since January, trading 54.7% below 52-week high. Investors from 5 years ago would see 45.6% return. Semiconductor supplier crucial for AI component.

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