Plain-English definitions, reviewed by an independent investor

Russell 2000

The Russell 2000 is a benchmark of roughly 2,000 small U.S. companies, the standard small-cap gauge.

The Russell 2000 is a benchmark of roughly 2,000 small U.S. companies, the standard small-cap gauge.

(Float-adjusted; ~2000 smallest listed firms)

Why it matters

It captures the riskier, more domestic, faster-growing end of the market.

Common confusion

Small caps lag in risk-off periods and lead in recoveries, often sharply.

Definitions reviewed by the Investing Glossary editorial team.

Frequently Asked Questions

Russell 2000 vs S&P 500?

Small caps vs mega-caps; more volatility, more domestic exposure.

How to track it?

Through ETFs that replicate the index; you cannot buy it directly.

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