Amgen (AMGN) is recently up $2.74 to $57.92 after announcing the intention to purchase up to $5B in stock for $54-$60 a share in Dutch auction. December call option implied volatility is at 21, January is at 20; below its 26-week average of 24.
Berkshire Hathaway (BRKB) is recently down 86c to $76.36 after Q3 profits fell 24% to $2.28B. December and January put option implied volatility of 30 is near its 26-week average of 28.
Best Buy (BBY) is recently down 93c to $26.38 following the announced agreement to purchase of Carphone Warehouse PLC share in its U.S. and Canadian mobile business for $1.3B. December call option implied volatility is at 41, January is at 39 is near its 26-week average.
Volatility as an asset class
CBOE Volatility Index (VIX) up 1.77 to 31.93; trading between its ten-day moving average of 30.21 and 50-day MA of 34.26.