United States Stock Market Index (US400) traded at 3562 this Monday April 13th, increasing 39 or 1.12 percent since the previous trading session. Looking back, over the last four weeks, US400 gained 5.85 percent. Over the last 12 months, its price rose by 29.31 percent. Looking ahead, we forecast United States Stock Market Index (US400) to be priced at 3426 by the end of this quarter and at 3153 in one year, according to Trading Economics global macro models projections and analysts expectations.