Trump Tariff News: Why GM, Marvell, and Other Stocks Are Jumping on Latest Twist - Barron's
1. MRVL shares rose 2.1% due to tariff exclusion reports. 2. Tariffs significantly affect costs, especially for international supply chains. 3. Uncertainty remains about future policy changes from the White House. 4. Other semiconductor stocks also showed gains alongside MRVL. 5. Market sentiment has soured since tariffs were enacted.