IYM ETF largest sector is Materials at 83.3% as of Aug 5, 2026

IYM ETF largest sector is Materials at 83.3% as of Aug 5, 2026
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Materials is IYM's largest sector at 83.3% of the fund as of Aug 5, 2026. IYM is iShares US Basic Materials ETF.

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Sector Concentration AnalysisPRO

Top 3 Sectors
PRO
of total portfolio
Concentration Level
PRO
concentration risk
Largest Sector
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Sector AllocationPRO

Sector BreakdownPRO

SectorHoldingsWeight
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Industry BreakdownPRO

Top 15 industries by allocation

IYM ETF Sector Allocation

IYM sector allocation breaks down across Materials (83.3%), Industrials (9.3%), Energy (2.1%), Financials (0.1%). Across 43 holdings, this breakdown reveals the ETF's investment focus and diversification.

IYM sector exposure is important for understanding concentration risk. With Materials at 83.3%, the fund has significant sector concentration.

IYM by country shows geographic exposure. IYM overlap reveals how sector exposure compares with other funds.

IYM ETF Sector Allocation

Sector Concentration Analysis

Top 3 Sectors

94.7%

of total portfolio

Concentration Level

High

concentration risk

Largest Sector

83.3%

Materials

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Sector Breakdown

  • 1Materials
    83.32%
  • 2Industrials
    9.28%
  • 3Energy
    2.12%
  • 4Financials
    0.09%

Industry Breakdown (Top 15)

Industrial Gases
24.5%
2 holdings
Gold
14.4%
4 holdings
Specialty Chemicals
11.8%
6 holdings
Copper
10.5%
2 holdings
Steel
8.4%
3 holdings
Trading Companies & Distributors
4.4%
1 holding
Industrial Machinery
4.1%
3 holdings
Paper Packaging
3.5%
2 holdings
Diversified Metals & Mining
3.4%
2 holdings
Fertilizers & Agricultural Chemicals
2.8%
3 holdings
Integrated Oil & Gas
2.1%
1 holding
Commodity Chemicals
1.5%
1 holding
Diversified Chemicals
1.3%
3 holdings
Aluminum
1.2%
1 holding
Aerospace & Defense
0.8%
1 holding