Let others go after the extremes -- corporate giants and the small fry. RidgeWorth's Don Wordell is a mid-cap manager, and his four-star RidgeWorth Mid-Cap Value Fund is up an average of 12.14 percent per year over the last five years.
"We think mid-caps give you the information opportunity of small-cap investing with the liquidity of large caps," he told CNBC.
So what designates a mid-cap company? Wordell says that changes from year to year.
"It's a moving target, but most mid-cap managers stay between the 1-to-15 billion-dollar market-cap range," he explained.
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His first pick is Mattel.