US stock market today: Dow Jones, S&P 500 futures signal strong start for Wall Street on US-Iran war de-escalation hopes by Live mint | March 31, 2026 6:05 pm | Indian Stocks, Market, News US stock markets are poised for a positive opening amid de-escalation hopes in the Middle East, although major indices face their worst monthly decline since 2022. Brent crude prices rose 1.97% to $115 per barrel.