NEEIX
Needham Growth Fund
Needham Funds Inc

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.

Semiconductors & Related Devices 12.89%
Electronic Components, NEC 5.64%
Services-Prepackaged Software 4.71%
Electronic Computers 4.02%
Measuring & Controlling Devices, NEC 3.50%
Services-Computer Integrated Systems Design 2.70%
Optical Instruments & Lenses 2.31%
Electronic Components & Accessories 1.89%
Services-Computer Programming, Data Processing, Etc. 1.19%
Laboratory Analytical Instruments 1.09%
Computer & office Equipment 0.95%
Printed Circuit Boards 0.92%
Motors & Generators 0.53%
Telephone & Telegraph Apparatus 0.31%
Special Industry Machinery, NEC 4.68%
Special Industry Machinery (No Metalworking Machinery) 2.99%
Ship & Boat Building & Repairing 2.10%
Aircraft Engines & Engine Parts 0.94%
Wholesale-Lumber & Other Construction Materials 0.78%
Refrigeration & Service Industry Machinery 0.63%
Services-Child Day Care Services 0.51%
Guided Missiles & Space Vehicles & Parts 0.49%
Aircraft 0.47%
Water, Sewer, Pipeline, Comm & Power Line Construction 0.46%
Heavy Construction Other Than Bldg Const - Contractors 0.38%
Engines & Turbines 0.22%
Drawing & Insulating of Nonferrous Wire 3.07%
Plastics Products, NEC 2.05%
Plastic Materials, Synth Resins & Nonvulcan Elastomers 0.42%
Chemicals & Allied Products 0.16%
Services-Business Services, NEC 2.21%
Instruments For Meas & Testing of Electricity & Elec Signals 1.44%
Retail-Auto Dealers & Gasoline Stations 1.36%
Services-Miscellaneous Amusement & Recreation 0.35%
Services-Amusement & Recreation Services 0.11%
Surgical & Medical Instruments & Apparatus 1.42%
Services-Medical Laboratories 1.37%
Electromedical & Electrotherapeutic Apparatus 0.91%
Biological Products, (No Diagnostic Substances) 0.37%
Hazardous Waste Management 1.97%
Natural Gas Transmisison & Distribution 0.75%
Refuse Systems 0.46%
Fire, Marine & Casualty Insurance 1.60%
Cable & Other Pay Television Services 0.49%
Communications Services, NEC 0.23%
Services-Video Tape Rental 0.16%
Television Broadcasting Stations 0.03%
Petroleum Refining 0.47%
Oil & Gas Field Services, NEC 0.10%
Unclassified 21.23%

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