The gains were led by the Nasdaq 100, which was up 6.65 points, or 0.23 percent, to 2864.03.
The S&P 500 added 1.73 points, or 0.12 percent, to finish at 1461.05.
The small-cap Russell 2000 slipped 0.85 points, or 0.10 percent, to close at 856.08.
S&P 500
Resistance is now 1464, followed by 1464.15 (yesterday's high), 1466, and 1468.Nasdaq 100
Support is now 1460.50, followed by 1458.50, 1456, and 1452.
Resistance is now 2866.23, followed by 2871.10 (yesterday's high), 2875, and 2880.Russell 2000
Support is now 2862.61, followed by 2860, 2855, and 2850.32.
Resistance is now 857, followed by 858.77, 860, and 863.90.
Support is now 855, followed by 854.18, 851.70, and 850.
