Major U.S. stock indexes set record intraday highs on Tuesday as optimism about the world economy and upbeat corporate results from Alcoa boosted risk appetite while European shares rose for the fourth straight day The benchmark S&P 500 hit 2,155.40, topping Monday's intraday record high by more than 12 points while the Dow Jones industrial average rose to 18,371.95 to top its previous record intraday high touched in May 2015