FundWatcher
WSMDX
William Blair Small-Mid Cap Growth Fund
WILLIAM BLAIR FUNDS

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-Prepackaged Software 4.25%
Semiconductors & Related Devices 4.10%
Computer Communications Equipment 2.01%
Measuring & Controlling Devices, NEC 1.98%
Optical Instruments & Lenses 1.70%
Telephone & Telegraph Apparatus 1.53%
Household Appliances 1.21%
Services-Computer Integrated Systems Design 1.05%
Services-Computer Programming Services 1.03%
Miscellaneous Electrical Machinery, Equipment & Supplies 0.78%
Engines & Turbines 2.05%
Misc Industrial & Commercial Machinery & Equipment 1.76%
Special Industry Machinery (No Metalworking Machinery) 1.67%
Industrial & Commercial Fans & Blowers & Air Purifing Equip 1.47%
Metalworkg Machinery & Equipment 1.42%
Services-Educational Services 1.29%
Heavy Construction Other Than Bldg Const - Contractors 1.25%
General Industrial Machinery & Equipment, NEC 1.23%
Miscellaneous Transportation Equipment 1.18%
Wholesale-Misc Durable Goods 0.98%
Machine Tools, Metal Cutting Types 0.96%
Services-Child Day Care Services 0.93%
Trucking (No Local) 0.78%
Lumber & Wood Products (No Furniture) 0.56%
Biological Products, (No Diagnostic Substances) 5.77%
Pharmaceutical Preparations 4.35%
Surgical & Medical Instruments & Apparatus 3.63%
Services-Medical Laboratories 1.15%
Ophthalmic Goods 0.84%
Services-Hospitals 0.84%
Services-Health Services 0.42%
Services-Business Services, NEC 4.18%
Services-Racing, Including Track Operation 1.32%
Motor Vehicle Parts & Accessories 1.27%
Services-Membership Sports & Recreation Clubs 1.09%
Retail-Eating Places 1.06%
Services-To Dwellings & Other Buildings 0.75%
Services-Consumer Credit Reporting, Collection Agencies 0.70%
Investment Advice 3.73%
National Commercial Banks 2.60%
Oil Royalty Traders 0.80%
Hospital & Medical Service Plans 0.66%
Rolling Drawing & Extruding of Nonferrous Metals 2.01%
Miscellaneous Metal Ores 1.66%
Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) 1.52%
Footwear, (No Rubber) 0.98%
Electric Services 1.88%
Hazardous Waste Management 1.66%
Refuse Systems 0.85%
Beverages 2.22%
Grain Mill Products 0.88%
Food and Kindred Products 0.64%
Real Estate 0.59%
— Unclassified 12.80%

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