US equity close: Nasdaq down for the fourth day

Closing changes:

• S&P 500 down 0.4%
• DJIA +0.2%
• Russell 2000 -0.9%
• Nasdaq Comp -0.9%
• Toronto TSX Comp -0.5%

Intel and United Health helped to fuel a gain in the Dow despite 2.9% drop in Apple. Broader tech struggled but did finish well above the lows.