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 110,000-plus investors participating in Motley Fool CAPS to find stocks hitting 52-week highs yesterday. The community's approval (signified by four- and five-star ratings) could be a sign that further research is in order.

Here are three such stocks:

Company

Yesterday’s High

Industry

CAPS Rating (out of 5)

Fools Saying Outperform

Philadelphia Consolidated Holding Corp. (NASDAQ:PHLY)

$59.98

Property & Casualty Insurance

4 Stars

241 of 254

Alpharma, Inc. (NYSE:ALO)

$36.49

Drug Manufacturers - Other

3 Stars

111 of 125

Boots & Coots Intl. Well, Inc. (AMEX:WEL)

$2.81

Oil & Gas Equipment & Services

5 Stars

420 of 432

Source: Motley Fool CAPS, as of Aug. 26, 2008.

Five-star property & casualty insurance companies:

  • Quanta Capital Holdings Ltd. (NASDAQ:QNTA): Stock price is 103% higher than last year.
  • Darwin Professional Underwriters, Inc. (NYSE:DR): Stock price is 26% higher than last year.

Five-star drug manufacturers -- other companies:

  • Teva Pharmaceutical Industries Ltd (ADR) (NASDAQ:TEVA): Stock price is 13% higher than last year.
  • Sinovac Biotech Ltd. (AMEX:SVA): Stock price is 8% higher than last year.

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