Generated July 2026 from current fund data.
Overview
HBMX and SOXX both target semiconductor exposure but diverge sharply in scope and approach. SOXX is a $36.9B passive index tracker covering the entire US semiconductor ecosystem with a 0.35% expense ratio, while HBMX is an actively managed concentrated fund launched in mid-2026 focused specifically on memory chips (DRAM, NAND, HBM) and the specialized equipment and packaging companies supporting AI infrastructure. The key distinction is breadth versus thematic concentration: SOXX captures the whole industry; HBMX bets heavily on a subset it believes will outperform.
How they differ
The most immediate difference is strategy and holdings. SOXX follows a rules-based index of US semiconductor companies across logic, memory, analog, and equipment. HBMX actively selects from the memory supply chain—fewer holdings, concentrated bets on companies tied to AI-driven memory demand. That structural choice shapes everything else.
Second, yield and distribution timing diverge. SOXX distributes 0.20% annually on a quarterly schedule; HBMX distributes annually with no yield disclosed. For income-focused investors, SOXX's regular quarterly payouts offer more predictable cash flow, while HBMX is built for growth.
Third, costs and scale differ. SOXX charges 0.35% and manages $36.9B, allowing passive-index economies of scale. HBMX's 0.95% fee reflects active management and smaller size (not disclosed). That 60-basis-point fee gap is material over decades, but HBMX's active manager argues concentrated bets in a high-growth niche can offset the drag. SOXX's beta of 2.26 suggests it amplifies broad semiconductor moves; HBMX doesn't report beta, leaving its volatility profile opaque relative to the market.
Who each is best for
HBMX: Fits investors with a high tolerance for concentrated single-theme risk who believe memory semiconductors and AI infrastructure will outpace the broader chip industry and are comfortable holding a newer fund (launched mid-2026) with unproven long-term track record.
SOXX: Fits investors seeking diversified semiconductor exposure without the research burden of active management, wanting quarterly distributions, and comfortable with the sector's high volatility (beta 2.26) in exchange for transparent, low-cost index tracking.
Key risks to know
- Concentration and single-theme risk: HBMX's narrow focus on memory and AI packaging amplifies idiosyncratic risk. A slowdown in AI capex or memory oversupply affects its holdings disproportionately; SOXX's breadth across logic, analog, and equipment buffers against any one theme collapsing.
- Active management track record: HBMX has no long-term performance history (inception mid-2026) against which to judge whether its concentrated bets and 0.95% fee justify outperformance relative to a cheaper alternative. SOXX's 23-year index history provides context for volatility and drawdowns.
- Memory cycle and capex timing: Both funds benefit from sustained AI chip demand, but memory is cyclical. If demand plateaus or supply recovers faster than expected, memory producers and their suppliers face margin compression; SOXX's broader exposure provides some insulation.
- High beta volatility (SOXX): At 2.26, SOXX amplifies broad market moves roughly 2.25x, making it sensitive to shifts in growth-stock sentiment and risk-off rotations.
Bottom line
If you're convinced memory and AI infrastructure packaging will outrun the wider chip industry and accept concentrated risk and higher fees for that thesis, HBMX's thematic focus offers a cleaner lever. If you prefer diversified semiconductor exposure, lower costs, and quarterly income with a 23-year track record, SOXX's index approach trades upside concentration for downside stability. Neither approach guarantees future returns; the memory cycle and tech market sentiment will ultimately drive outcomes for both.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.
