WD-40 Co

Our new quantitative rating identifies these small companies as having sustainable long-term competitive advantages.

The company has built a leading market share in neurology and newborn care.

Morningstar's Todd Wenning takes a look back at the small-cap stocks featured over the past year.

A recent sell-off is starting to create opportunities for long-term small-cap investors, including these two names, says Morningstar's Todd Wenning.

WD-40 is one of the highest-quality companies in the small-cap universe, says Morningstar’s Todd Wenning.