The ups and downs of US stocks continued on Tuesday. After the Dow Jones Industrial eased slightly earlier in the week, the better-known Wall Street index is now up 0.78% to 33,964.32 points. The S&P 500 gained 0.63% to 3974.65 points. The Nasdaq exchanges, which are mainly stocked with technology stocks, also went into surplus shortly after trading began. The Nasdaq 100 advanced 0.22% to 11,577.55 points.
