Small-Cap ETFs: It's Not Just About the Russell 2000

As Federal Reserve rate cuts become increasingly likely by September, investor focus may shift back to U.S. small-cap ETFs, which have largely underperformed large-cap peers this year. Despite significant outflows from broad small-cap funds like IWM and IJR, specialized factor-based ETFs such as the Invesco S&P SmallCap Momentum ETF (XSMO) and VictoryShares Small Cap Free Cash Flow ETF (SFLO) have notably outperformed, gaining 10.4% and 8.8% respectively year-to-date. This highlights potential opportunities in quality and momentum-driven small-cap strategies as monetary policy pivots, warranting deeper consideration beyond market-cap-weighted products.

Analysis

The prospect of a Federal Reserve rate cut in September is positioning U.S. small-cap equities for a potential resurgence, although investor activity reveals a distinct preference for specific strategies over broad market exposure. While large, market-cap-weighted ETFs such as the iShares Russell 2000 ETF (IWM) and iShares Core S&P SmallCap ETF (IJR) have seen a combined $13 billion in net outflows this year, factor-based ETFs are demonstrating significant outperformance and attracting capital. Specifically, the Invesco S&P SmallCap Momentum ETF (XSMO) has returned 10.4% year-to-date and gathered nearly $300 million in new assets, while the VictoryShares Small Cap Free Cash Flow ETF (SFLO) has gained 8.8% with $120 million in inflows. This divergence highlights a discerning investor shift towards momentum and quality factors, as these strategies have provided superior returns compared to the broader small-cap market, exemplified by IWM's 6.6% gain. The distinct portfolio compositions, such as SFLO's 22% energy-weighting versus XSMO's 20% in financials, further indicate that targeted factor selection is currently a more rewarded approach than passive, broad-based small-cap investment.

Key Decisions for Investors

• Investors seeking small-cap exposure should look beyond traditional market-cap-weighted ETFs like IWM and IJR, which have experienced significant outflows, and instead evaluate factor-based strategies that have demonstrated superior performance and attracted capital.
• Consider allocating to momentum and high-quality, free-cash-flow-focused small-cap ETFs, such as XSMO and SFLO, which have delivered year-to-date returns of 10.4% and 8.8% respectively, outperforming the broader segment.
• Closely monitor Federal Reserve communications regarding the anticipated September rate cut, as this is the primary macro catalyst expected to reduce borrowing costs and improve the operating environment for debt-sensitive small-cap companies.
• When selecting a factor-based ETF, analyze its underlying sector exposures, such as SFLO's heavy weighting in energy versus XSMO's in financials, to ensure alignment with your portfolio's overall sector and risk strategy.