Actionable Options for Monday, August, 22

Options with increasing call volume and volatility movement: ULTA BBY ADSK

Options with increasing put volume and volatility movement: ADS SHLD SJM

Medivation (MDVN) volatility collapsed on Pfizer (PFE) acquiring

Medivation (MDVN) up 13%. Current 30-day call option implied volatility is at 12, compared to a one- month ago level of 30.

Pfizer (PFE) down 0.14%. Current 30-day call option implied volatility is at 14, compared to a one- month ago level of 14.