Technology Commands the Center
With 472 companies and an aggregate market cap of roughly $21.2 trillion, Technology forms the undeniable core of the tracked universe. Apple, Microsoft, NVIDIA, AMD, Salesforce, and Intel represent a range of sub-themes — consumer hardware, enterprise cloud, AI silicon, and legacy semiconductors. The defining tension for investors watching this cohort remains the divergence between AI-infrastructure winners (NVDA, MSFT) and companies navigating structural transitions (INTC).
Industrials: Broad and Genuinely Global
Industrials ranks second by company count at 321 names. The sample alone spans Chinese manufacturers (Xiamen Solex), global container shipping (ZIM), U.S. conglomerates (Honeywell), electrical infrastructure (nVent), early-stage aviation (Archer Aviation), and Taiwanese instruments. That breadth is the sector's defining feature — and its sensitivity to macro cycles, freight rates, and supply-chain geography makes it a useful cross-sector barometer.
Healthcare's Defensive Depth
Healthcare's 265 companies blend defensive mega-caps (Johnson & Johnson, UnitedHealth, AbbVie) with speculative biotechs (PenetriumBio, South Korea) and international pharma (Shanghai Xiao Fang). GoodRx signals the health-tech disruption layer sitting beneath the incumbents. The result is a sector that offers ballast in risk-off environments while carrying binary event risk at its smaller end.
Communication Services: Few Names, Large Footprints
At 59 companies, Communication Services is the smallest sector by count, yet its $5.3 trillion aggregate reflects the scale of Alphabet, Meta, Netflix, Disney, and Tencent. Alphabet appears via both GOOGL and GOOG — a pattern of cross-listed or dual-class instruments that recurs across sectors and inflates both company tallies and aggregated market-cap figures. Investors reading sector totals should account for this.
Consumer Cyclical and Financials: Familiar Brands, Multiple Listings
Consumer Cyclical (123 companies) and Financials (89 companies) each feature household names investors will recognize immediately: Amazon and Tesla in consumer; Berkshire Hathaway, JPMorgan, Visa, and Mastercard in financials. Tesla appears via NYSE, Frankfurt, and XETRA listings — another instance of the multi-exchange structure that characterizes this universe. Financials is the leanest sector by count but anchored by institutions with global systemic weight.
Energy and Basic Materials: Resource Exposure Across Exchanges
Energy (85 companies) runs the spectrum from supermajors — Exxon, Shell, Reliance Industries — to smaller North American producers like Obsidian Energy and Antero Resources. Basic Materials (152 companies) skews toward small-cap miners and explorers listed across Canadian, Australian, and Hong Kong exchanges: Argentina Lithium & Energy, Galantas Gold (dual-listed on TSX-V and London), Novo Resources. This segment is where the universe earns its cross-border credentials, and where liquidity and currency risk deserve scrutiny.
What Investors Should Watch
Four themes emerge from this composition:
- AI-infrastructure concentration: NVDA, MSFT, AAPL, GOOGL, and META together represent an outsized share of two sectors' combined market cap. Directional moves in this cluster will dominate portfolio-level volatility for most holdings.
- Cross-listing noise: The same underlying frequently appears under multiple tickers (Tesla, Alphabet, Galantas Gold, Obsidian Energy). Aggregate sector figures reflect instruments, not unique issuers.
- Genuine multi-exchange reach: Names from mainland China, Hong Kong, India, Taiwan, South Korea, Germany, the UK, and Australia confirm this is not a U.S.-only universe — useful for diversification, but it introduces FX and settlement-cycle considerations.
- Healthcare's risk dispersion: The gap between UnitedHealth and PenetriumBio illustrates sector-wide risk variance that makes position sizing more consequential here than in most other sectors.