iShares Russell 2000 ETF (IWM)

The Russell 2000 is a critically important index that tracks the leading 2,000 small-cap stocks on U.S.-listed markets. Arguably the riskiest stocks, those belonging to the Russell 2000 tend to perform best when economic conditions are at their prime. And right now, the index is on track to hit fresh highs. 

Thursday’s breadth data confirms that the rebound remains intact, but it also shows a market that is advancing with less urgency than Wednesday’s surge suggested.

During the past 26 years, this small-cap stock ETF has underperformed the S&P 500.

Buying and holding doesn't have to be complicated. In fact, simpler is usually better.

Explore how IWM’s broader sector exposure and higher yield stack up against QQQ’s tech-heavy approach for ETF investors.

From sector mix to yield, these two ETFs take sharply different paths to U.S. equity exposure—see how their strategies stack up.

The small-cap segment of the U.S. stock market has officially entered correction territory, marking a stark reversal for a sector that many analysts expected to lead the "Great Rotation" of 2026. On March 20, 2026, the iShares Russell 2000 ETF (NYSE: IWM) closed down more than 10.9% from