Palantir, Micron and SanDisk show how fast a stock can become the trade everyone suddenly wants. That's often when investors make their costliest mistake: arriving after the easy part of the move is gone.

A new premium eBook flags 7 stocks that may be worth knowing about before the broader crowd catches on. You don't need to buy any of them - just knowing what's quietly gaining attention can be useful.

Whitney Tilson exposed a major company on 60 Minutes in an Emmy-winning investigation - the stock lost nearly 80% afterward. He also called the housing crisis and the collapse of Bear Stearns and Lehman Brothers before they happened.

Now Tilson says the day after this year's midterm elections, America enters a period of economic change unlike anything seen in decades - and most investors are unprepared.