IYM Portfolio breakdown — iShares U.S. Basic Materials ETF

IYM

iShares U.S. Basic Materials ETF

iShares Trust

ETFIndex fund

Allocation breakdown

As of January 31, 2026 · N-PORT

By asset class

By country

By sector

By industry (SIC code)

As of January 31, 2026 · N-PORT

How we map holdings to the sectors above: each holding's issuer carries a U.S. SIC industry code in its EDGAR filer record, and each SIC code rolls up to a sector. Expand a sector to see its industries, and click a SIC code to list this fund's positions in that industry. Bonds and foreign or private issuers with no SEC filer record fall into Unclassified.

	Industrial Inorganic Chemicals	24.05%
	Gold and Silver Ores	15.20%
	Metal Mining	11.76%
	Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)	7.84%
	Soap, Detergents, Cleang Preparations, Perfumes, Cosmetics	6.64%
	Industrial Organic Chemicals	4.30%
	Plastic Materials, Synth Resins & Nonvulcan Elastomers	4.04%
	Agricultural Chemicals	3.10%
	Paper Mills	2.43%
	Chemicals & Allied Products	1.86%
	Rolling Drawing & Extruding of Nonferrous Metals	1.72%
	Primary Production of Aluminum	1.71%
	Converted Paper & Paperboard Prods (No Contaners/Boxes)	1.67%
	Miscellaneous Chemical Products	0.77%
	Plastic Material, Synth Resin/Rubber, Cellulos (No Glass)	0.57%

Retail-Building Materials, Hardware, Garden Supply

3.83%

	Ball & Roller Bearings	2.49%
	Wholesale-Chemicals & Allied Products	0.32%

Mineral Royalty Traders

2.52%

—

Unclassified

3.18%

SIC —

Loading positions…

Security	Value	% of fund

Largest positions shown.

Machine-readable: JSON · Markdown. Programmatic access via the agent surface.