United States Stock Market Index (US1000) traded at 3,565.72 this Tuesday March 31st, increasing 101.22 or 2.92 percent since the previous trading session. Looking back, over the last four weeks, US1000 gained 5.18 percent. Over the last 12 months, its price rose by 15.80 percent. Looking ahead, we forecast United States Stock Market Index (US1000) to be priced at 3,373.83 by the end of this quarter and at 3,079.20 in one year, according to Trading Economics global macro models projections and analysts expectations.