Actionable Options for Tuesday, September, 8

Options with increasing call volume and implied volatility: MU PENN PWE NBL

Options with increasing put volume and implied volatility: AU OLN OCN URBN

Alibaba volatility is elevated as shares fell during presentation at investor conference. Yahoo's shares are also active into the expected spinoff of its Alibaba shares.

Alibaba (BABA) down 0.78%. Current 30-day call IVXM is at 49, compared to a one-month ago level of 38.

Yahoo (YHOO) up 0.50%. Current 30-day call IVXM is at 42, compared to a one-month ago level of 32 according to iVolatility.