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VANGUARD MID-CAP INDEX FUND
VANGUARD INDEX FUNDS
ETFIndex fund

Allocation breakdown

As of March 31, 2026 · N-PORT

By asset class

By country

By sector

By industry (SIC code)

As of March 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.

Services-Business Services, NEC 3.29%
Motor Vehicles & Passenger Car Bodies 1.89%
Industrial Instruments For Measurement, Display, and Control 1.64%
Search, Detection, Navigation, Guidance, Aeronautical Sys 1.42%
Retail-Eating Places 1.17%
Retail-Building Materials, Hardware, Garden Supply 0.84%
Services-Equipment Rental & Leasing, NEC 0.79%
Retail-Auto Dealers & Gasoline Stations 0.78%
Retail-Family Clothing Stores 0.76%
Instruments For Meas & Testing of Electricity & Elec Signals 0.73%
Hotels & Motels 0.56%
Retail-Variety Stores 0.51%
Retail-Grocery Stores 0.45%
Services-Amusement & Recreation Services 0.34%
Men's & Boys' Furnishgs, Work Clothg, & Allied Garments 0.31%
Retail-Auto & Home Supply Stores 0.30%
Retail-Retail Stores, NEC 0.25%
Services-Consumer Credit Reporting, Collection Agencies 0.24%
Apparel & Other Finishd Prods of Fabrics & Similar Matl 0.18%
Services-To Dwellings & Other Buildings 0.18%
Retail-Department Stores 0.11%
Retail-Catalog & Mail-Order Houses 0.08%
Services-Prepackaged Software 4.12%
Computer Storage Devices 2.14%
Semiconductors & Related Devices 1.91%
Electronic Components, NEC 1.03%
Laboratory Analytical Instruments 0.95%
Radio & Tv Broadcasting & Communications Equipment 0.78%
Services-Computer Processing & Data Preparation 0.78%
Services-Computer Programming Services 0.70%
Computer & office Equipment 0.54%
Measuring & Controlling Devices, NEC 0.52%
Electronic & Other Electrical Equipment (No Computer Equip) 0.33%
Telephone & Telegraph Apparatus 0.30%
Communications Equipment, NEC 0.27%
Services-Computer Programming, Data Processing, Etc. 0.27%
Computer Peripheral Equipment, NEC 0.26%
Optical Instruments & Lenses 0.24%
Electrical Industrial Apparatus 0.20%
Services-Computer Integrated Systems Design 0.17%
Electronic Components & Accessories 0.14%
Electronic Computers 0.13%
Wholesale-Drugs, Proprietaries & Druggists' Sundries 1.17%
Electrical Work 1.16%
Water Transportation 1.04%
Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip 0.92%
Engines & Turbines 0.81%
Aircraft Parts & Auxiliary Equipment, NEC 0.71%
Wholesale-Electronic Parts & Equipment, NEC 0.67%
Oil & Gas Field Machinery & Equipment 0.66%
Air Transportation, Scheduled 0.53%
Wholesale-Hardware & Plumbing & Heating Equipment & Supplies 0.50%
Railroad Equipment 0.46%
Air Courier Services 0.41%
Wholesale-Groceries & Related Products 0.37%
Ordnance & Accessories, (No Vehicles/Guided Missiles) 0.35%
General Industrial Machinery & Equipment 0.34%
Pumps & Pumping Equipment 0.32%
Services-Engineering, Accounting, Research, Management 0.32%
Services-Commercial Physical & Biological Research 0.32%
Construction, Mining & Materials Handling Machinery & Equip 0.31%
Aircraft Engines & Engine Parts 0.30%
Transportation Services 0.29%
Arrangement of Transportation of Freight & Cargo 0.21%
General Bldg Contractors - Residential Bldgs 0.20%
Guided Missiles & Space Vehicles & Parts 0.20%
Operative Builders 0.19%
Wholesale-Motor Vehicle Supplies & New Parts 0.08%
General Industrial Machinery & Equipment, NEC 0.02%
Fire, Marine & Casualty Insurance 2.70%
State Commercial Banks 1.35%
Security & Commodity Brokers, Dealers, Exchanges & Services 1.20%
Investment Advice 1.15%
Insurance Agents, Brokers & Service 1.11%
Finance Services 1.05%
Security Brokers, Dealers & Flotation Companies 1.02%
National Commercial Banks 0.83%
Life Insurance 0.80%
Accident & Health Insurance 0.49%
Hospital & Medical Service Plans 0.32%
Oil Royalty Traders 0.15%
Mortgage Bankers & Loan Correspondents 0.14%
Electric Services 4.41%
Electric & Other Services Combined 3.79%
Natural Gas Transmission 1.42%
Natural Gas Distribution 0.63%
Natural Gas Transmisison & Distribution 0.62%
Refuse Systems 0.45%
Water Supply 0.29%
Rolling Drawing & Extruding of Nonferrous Metals 1.01%
Mining & Quarrying of Nonmetallic Minerals (No Fuels) 0.77%
Gold and Silver Ores 0.64%
Drawing & Insulating of Nonferrous Wire 0.57%
Perfumes, Cosmetics & Other Toilet Preparations 0.55%
Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) 0.53%
Converted Paper & Paperboard Prods (No Contaners/Boxes) 0.35%
Industrial Organic Chemicals 0.31%
Paints, Varnishes, Lacquers, Enamels & Allied Prods 0.26%
Soap, Detergents, Cleang Preparations, Perfumes, Cosmetics 0.24%
Paper Mills 0.21%
Paperboard Containers & Boxes 0.21%
Plastic Materials, Synth Resins & Nonvulcan Elastomers 0.16%
Surgical & Medical Instruments & Apparatus 1.55%
Pharmaceutical Preparations 1.16%
Orthopedic, Prosthetic & Surgical Appliances & Supplies 0.93%
In Vitro & In Vivo Diagnostic Substances 0.49%
Services-Medical Laboratories 0.47%
X-Ray Apparatus & Tubes & Related Irradiation Apparatus 0.34%
Biological Products, (No Diagnostic Substances) 0.29%
Real Estate Investment Trusts 4.65%
Real Estate 0.44%
Real Estate Operators (No Developers) & Lessors 0.08%
Petroleum Refining 2.38%
Crude Petroleum & Natural Gas 1.50%
Oil & Gas Field Services, NEC 1.16%
Agricultural Production-Crops 0.62%
Beverages 0.60%
Fats & Oils 0.38%
Sugar & Confectionery Products 0.34%
Grain Mill Products 0.22%
Poultry Slaughtering and Processing 0.20%
Canned, Frozen & Preservd Fruit, Veg & Food Specialties 0.20%
Miscellaneous Food Preparations & Kindred Products 0.14%
Cable & Other Pay Television Services 0.90%
Television Broadcasting Stations 0.19%
— Unclassified 5.60%

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