Wall St ends mixed

U.S. stocks closed mixed ovenight as investors remained on sidelines ahead of a ECB policy review meeting later this week.
Dow Jones Industrial Average gained 11.54 points, or 0.09 per cent finish at 13,047.48
S&P 500 slipped 1.50 points, or 0.11 per cent at 1,403.44.
Among the key S&P sectors, materials gained, while utilities lagged.
Nasdaq composite fell 5.79 points, or 0.19 per cent to close at 3,069.27.