Author: Rick Munarriz, The Motley Fool

If you’re OK with a high-risk profile, this stock has nearly quadrupled since the start of last year but is growing too fast to ignore.

Bargains at current levels, they could be too cheap to ignore here.

These names with market valuations north of $2 billion are up at least 50% this year. Here’s why they’re positioned well to more than double.

Both of these names more than doubled last year, and have catalysts for further upside in the year ahead.

Laggards last year, these names are set to take off this year and beyond.