The Dow Jones industrial average and the Standard and Poor's 500 index set new records Tuesday, according to USA Today.
A survey released Tuesday by the National Federation of Independent Business found that small business owners were slightly more optimistic in April.
That helped send the Dow Jones industrial average up 123 points to close at 15,215 Tuesday, a gain of 0.8 percent. It was the 18th straight Tuesday of gains for the Dow.
The Standard and Poor's 500 index rose 16 points to 1,650, or 1 percent.
The Nasdaq composite rose 23 points to 3,462, a gain of 0.7 percent.
Sony jumped 10 percent after a hedge fund manager proposed that the company be broken up.