(Reuters) - Wall Street was range bound at open on Wednesday as investors awaited the conclusion of the Federal Reserve's meeting where it is widely expected to keep interest rates unchanged and provide cues on its monetary policy trajectory.

The Dow Jones Industrial Average fell 38.71 points, or 0.10%, at the open to 39,072.05. The S&P 500 opened higher by 3.18 points, or 0.06%, at 5,181.69, while the Nasdaq Composite gained 18.97 points, or 0.12%, to 16,185.76 at the opening bell.

(Reporting by Bansari Mayur Kamdar in Bengaluru; Editing by Maju Samuel)