MAKO Surgical (MAKO) is down $9.94 to $14.67 following the company reporting a second consecutive quarterly miss and guidance cut. August put option implied volatility is at 87, November is at 81; above its 26-week average of 59.
Applied Materials (AMAT) is down 25c to $10.76 after the company lowered its 2012 outlook on weak foundry demand. Overall option implied volatility is at 29; compared to its 26-week average of 31.
General Mills (GIS) is up 14c to $38.60 after reaffirming its FY13 outlook for EPS and sales growth. Overall option implied volatility of 13 is below its 26-week average of 15.
CBOE Volatility Index-VIX up 0.06 to 18.04; S&P 500 is recently down 0.3%.
Active options at CBOE: AAPL, WMB, AA, INTC, LNG, JPM.
S&P down 11 points, DJIA off 90. KO splits 2-1, unchanged on the day.