March 26 (Reuters) - Wall Street's main indexes opened

higher on Tuesday as most megacap growth stocks and chipmakers

advanced, while investors awaited more economic data in a

holiday-shortened week to assess the Federal Reserve's

interest-rate path.

The Dow Jones Industrial Average rose 24.68 points,

or 0.06%, at the open, to 39,338.32.

The S&P 500 opened higher by 10.66 points, or 0.20%,

at 5,228.85, while the Nasdaq Composite gained 62.38

points, or 0.38%, to 16,446.85 at the opening bell.