Shares of TD Ameritrade Holdings Corp (AMTD) are up .36 to 30.92 today.? AMTD is near the upper end of the 52-week range.

Today paper traded 18,135 AMTD Jan 2015 17.5 puts and Jan 2015 24.5/29.5 call spreads at 2.75.? ADV is 160 contracts.? The OI is over 40k per strike.

The volume went up in 3 blocks with the Jan 2015 put taking the offer.? The trade looks like closing a modified risk reversal where the trader is selling out a call spread that is very ITM.? There is 22k more to take off but the trade looks very profitable.

30-day implied volatility is 24%.?? 10-day implied volatility is 32%.? 30 day implied volatility is trading below the 10 Day Historical volatility.

TD Ameritrade Holding Corporation (TD Ameritrade) is a provider of securities brokerage services and technology-based financial services to retail investors, traders and independent registered investment advisors (RIAs).