Noon update...

Stocks are mixed, but holding up well at lunchtime. 

Dow +26
Nas -15
S&P +1

Banks are starting to slide, Oils are mixed, commodities getting hit hard.

Losers:

Apple (AAPL) -16.83 to 405.39
Amazon (AMZN) -6.77 to 237.17
CF Industries (CF) -2.71 to 145.90
Cliffs Natural Resources (CLF) - 2.28 to 58.96

Gainers:

Intuitive Surgical (ISRG) +42.14 to 424.90
Sears (SHLD) +1.38 to 75.82
Whole Foods (WFM) +2.46 to 71.69
Ulta Cosmetics (ULTA) +2.00 to 70.82
Apollo Group (APOL) +4.35 to 47.68