When a stock hits a fresh high, it can mean that it’s on its way to greatness -- or that it has run its course. Even with the risk of the latter, searching for these outperformers can reveal companies that are doing something right, much to their investors' delight.

Let’s dig deeper
With that in mind, we'll use the aggregate intelligence of the 115,000-plus investors participating in Motley Fool CAPS to find stocks hitting 52-week highs today. The community's approval (signified by four- and five-star ratings) could be a sign that further research is in order.

Here are two such stocks:

Company

Yesterday’s Adjusted High

Industry

CAPS Rating (out of 5)

Fools Saying Outperform

Southwest Airlines Co. (NYSE:LUV)

$16.50

Regional Airlines

2 Stars

831 of 1059

Fastenal Company (NASDAQ:FAST)

$54.99

General Building Materials

4 Stars

676 of 720

Source: Motley Fool CAPS, as of Sept. 16, 2008

Top-rated general building materials companies:

  • Ameron International Corp (NYSE:AMN): Stock price is 21% higher than last year.
  • MDU Resources Group, Inc. (NYSE:MDU): Stock price is 9% higher than last year.

Join us on CAPS to learn more about these and countless other interesting stock ideas.