Last week, TD Ameritrade Holding Corp. (NYSE: AMTD ) reported earnings for its fiscal third quarter. CEO Fred Tomczyk said nearly all metrics performed well, and the rising yield curve bodes well for its net interest income. Net revenues hit a new record at $725 million, and the company added net new client assets of approximately $11 billion. However, there was one thing holding it back: Apple Inc. (NASDAQ:AAPL).