Stock Market Update

[BRIEFING.COM] The S&P 500 (-0.%), Nasdaq Composite (-0.%), and DJIA (-0.%) sit at session lows as the top-weighted information technology sector (-0.9%) weighs on the market. 

The sector faces weak leadership from NVIDIA (NVDA 187.10, -3.07, -1.61%) ahead of its earnings report on Wednesday and Apple (AAPL 267.82, -4.59, -1.69%) following reports that CEO Tim Cook could step down as early as next year, according to Financial Times. 

Meanwhile, Dell (DELL 124.94, -8.82, -6.59%) is the worst performer in the sector (and the S&P 500) after Morgan Stanley downgraded the stock to Underweight from Overweight and slashed its price target to $110 from $144.