This fund does a pretty good job of being selective along the way and not just taking the largest companies out there.

Somebody's starting to roll the dice.

To stay at the top of this highly competitive group speaks well of his prowess as a manager. He can add incremental risk and squeeze out substantial returns.

Performance varies quite a bit, although the sector funds have had a lot of success the past few years.

For an investor, it's a leap of faith that these ratings are accurate and predictive.

If you're more interested in an aggressive large-cap growth, this is the other side of the universe.