WOWSA! Net Income Improves by 89% on 61% Revenue Growth Year-over-year; Company to Host Conference Call on Tuesday, January 19 at 8:30 AM Eastern Time http://custom.marketwatch.com/custom/tdameritrade-com/html-story.asp?guid={4637F15A-CD32-44F2-93A8-39E70AD47B5D}