This Small-Cap ETF Is Outperforming QQQ -- Is It Still a Good Buy?

The iShares Russell 2000 ETF (IWM) returned 18.22% year to date and 41.75% over the past year, outperforming Invesco QQQ in both periods while trading at a lower P/E of 20.22 versus 32.19. The article argues small caps may have upside as earnings improve and supportive 2026 trends broaden beyond large-cap tech, including stronger regional banks, fiscal stimulus, and easing tariff uncertainty. Overall, it frames IWM as a diversified, relatively undervalued small-cap exposure rather than a major market catalyst.

Analysis

The key shift isn’t that small caps are “cheap”; it’s that the earnings revision gap is likely turning. That matters because Russell 2000 performance typically inflects when rate sensitivity and credit conditions improve at the same time, which creates a convex effect for domestically exposed names versus the mega-cap complex. The broadening of AI benefits is especially important: if productivity gains start showing up in lower-balance-sheet-intensity businesses, the market will re-rate cyclicals and regional financials before it fully re-prices the index multiple.

The second-order winner is not just IWM but the ecosystem around it: regional banks, small-cap industrial suppliers, and software-enabled service firms with operating leverage. TROW’s research framing is supportive for asset-gathering flows if small caps remain in favor, while INTC/NVDA are relevant as evidence that AI capex is no longer confined to the hyperscalers. The bigger implication is that “AI winners” may broaden from infrastructure to adoption, which is a longer-duration trade than the current narrative and could compress the valuation premium of the obvious leaders.

The main risk is that this is a rate-cut/soft-landing trade masquerading as a structural re-rating. If growth reaccelerates in a way that re-prices long yields higher, or if credit spreads widen and refinancing windows close for smaller companies, the rally can unwind quickly because small caps carry more balance-sheet fragility. Horizon matters: over days/weeks this is mostly a flows and positioning trade; over 6-12 months it becomes a fundamentals trade only if earnings revisions keep expanding and financing conditions stay benign.

Consensus appears underestimating how much of QQQ’s dominance was multiple expansion rather than durable earnings superiority. If market breadth keeps improving, the relative return opportunity may be in IWM rather than in trying to chase the same mega-cap leadership at elevated concentration. But if small-cap margins fail to hold and the market reverts to a narrow AI-led tape, IWM’s valuation discount can persist for longer than bulls expect.

Key Decisions for Investors

• Overweight IWM vs QQQ for a 3-6 month tactical trade; target 8-12% relative upside if breadth continues to improve, with a stop if 10Y yields resume a sustained uptrend and small-cap credit spreads widen.
• Pair trade: long IWM / short a basket of megacap tech proxies or QQQ calls-funded short risk; best expressed into any 2-3 week pullback in growth names, because the relative valuation and flow setup still favors catch-up in small caps.
• Add TROW on weakness as a sentiment/flow beneficiary; 6-12 month horizon. The risk/reward improves if small-cap leadership persists because AUM and active-flow optics can expand faster than the market expects.
• Barbell AI exposure by pairing NVDA with IWM rather than with QQQ alone; this captures both infrastructure and adoption, and reduces single-factor concentration if AI leadership broadens beyond hyperscalers.
• Avoid shorting QQQ outright here; use it only as a hedge against a long IWM position. The upside convexity in a broadening market is still higher than the carry on a naked short if earnings season confirms improving revisions.