Generated October 3, 2026.
Overview
SMH and SOXQ are both ETFs tracking US-listed semiconductor companies, but they differ in index construction and cost structure. The choice between them hinges on portfolio concentration, fees, and how actively you want your semiconductor allocation rebalanced.
How they differ
SMH holds a capped portfolio of 25 stocks, creating tighter concentration risk but a more static composition between rebalances. SOXQ tracks a broader index with more companies, offering more diversified exposure across the sector. On costs, SOXQ's expense ratio of 0.19% undercuts SMH's 0.35% by 0.16%, a meaningful savings on larger positions. Beta also diverges slightly: SMH sits at 2.06, while SOXQ runs at 2.27, meaning SOXQ amplifies semiconductor sector swings a touch more. On scale, SMH commands $74.6B in assets against SOXQ's $3.26B, a gap reflecting SMH's longer track record since 12/20/2011.
Who each is best for
SMH: Fits investors seeking a tightly curated semiconductor play with a fixed roster of 25 industry leaders; works well for those comfortable with lower distribution frequency and willing to pay a slightly higher expense ratio for a long-established, high-conviction index.
SOXQ: Designed for investors who prefer broader sector exposure with more diversification across semiconductor subsegments, lower fees, and quarterly income; works for those seeking cost efficiency and don't require the stability of a static 25-stock list.
Key risks to know
- Narrow sector concentration: Both track semiconductors exclusively, so sector downturns—supply-chain disruptions, cyclical demand weakness, or regulatory headwinds affecting chip manufacturers—will move these funds in lockstep. No diversification outside semiconductors buffers the blow.
- High beta amplification: SMH's beta of 2.06 and SOXQ's 2.27 mean both magnify broad market moves by more than 2×. During equity corrections, these will decline faster than the S&P 500; during rallies, they'll gain more sharply. This volatility suits long-term allocators but creates timing risk for those with short horizons.
- Index composition drift: SMH's fixed 25-stock construction may lag sector evolution if key winners fall outside the index or decline in weight as the sector reorganizes. SOXQ's broader index may better reflect sector dynamics but introduces tracking differences and rebalancing lag.
- Liquidity concentration: Top holdings in semiconductors (Taiwan, Samsung, NVIDIA, Intel, Broadcom, others) dominate both indexes. Geopolitical or company-specific shocks to these names will reverberate across both funds simultaneously.
Bottom line
If you value lower fees and broader sector diversification, SOXQ's 0.19% and wider index appeal. If you prefer a tighter, curated selection and don't mind the slightly higher 0.35% cost, SMH's 25-stock focus and longer track record may suit your approach. Both carry high beta and sector concentration; neither function as hedges. Past performance does not guarantee future results.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.