AI stocks wobble before the bell as Trump’s Greenland tariff threat rattles markets
U.S. AI stocks were mixed premarket Tuesday as futures hit one-month lows after President Trump threatened new tariffs on Europe over Greenland. Nvidia slipped 0.5%, Alphabet fell 0.9%, while Super Micro surged 11%. The IMF forecast 3.3% global growth in 2026 but warned of trade risks. Nvidia faced scrutiny over China export rules, and OpenAI reported annualized revenue topping $20 billion.