Holdings of Needham Aggressive Growth Fund
Needham Funds Inc · 108 declared positions · as of Mar 31, 2026
Original filing · Net assets 1.6B $ · Ten largest lines: 36.9 % of the equity sleeve
Sector breakdown
- Industrials 5.6 %
- Technology 2.0 %
- Real estate 0.7 %
- Materials 0.3 %
- Unattributed 91.3 %
Titelia classification, company by company. The unattributed share stays visible.
Currency breakdown
- USD 93.7 %
- CAD 3.6 %
- AUD 1.9 %
- ILS 0.4 %
- GBP 0.3 %
The quoted currency of each line, as declared.
Country breakdown
- US 89.0 %
- CA 3.3 %
- IL 2.8 %
- AU 1.9 %
- GG 1.2 %
- IE 0.9 %
- GB 0.6 %
- NL 0.3 %
Shares computed on the equity sleeve.
| Country | Lines | Value | Share |
|---|---|---|---|
| US | 91 | 1.3B $ | 89.01 % |
| CA | 6 | 48.9M $ | 3.33 % |
| IL | 3 | 41.6M $ | 2.84 % |
| AU | 3 | 27.6M $ | 1.88 % |
| GG | 1 | 17.1M $ | 1.16 % |
| IE | 1 | 12.7M $ | 0.87 % |
| GB | 2 | 9M $ | 0.61 % |
| NL | 1 | 4.3M $ | 0.29 % |
Positions
| Company | Shares | Value | Weight |
|---|---|---|---|
| nLight Inc | 1,666,167 | 95M $ | 6.04 % |
| Vicor Corp | 475,000 | 76.5M $ | 4.86 % |
| Vertiv Holdings Co | 260,750 | 65.3M $ | 4.15 % |
| PDF Solutions Inc | 1,587,500 | 51.9M $ | 3.30 % |
| Lincoln Educational Services Corp | 1,275,000 | 51.9M $ | 3.30 % |
| Arteris Inc | 3,100,000 | 51M $ | 3.24 % |
| Oil-Dri Corp of America | 675,000 | 43.9M $ | 2.79 % |
| Universal Technical Institute Inc | 1,021,500 | 36.9M $ | 2.34 % |
| Vishay Intertechnology Inc | 2,039,482 | 36.7M $ | 2.33 % |
| Thermon Group Holdings Inc | 630,000 | 31.8M $ | 2.02 % |
| FormFactor Inc | 321,500 | 31.2M $ | 1.98 % |
| ThredUp Inc | 9,275,000 | 30.4M $ | 1.93 % |
| Hammond Power Solutions Inc | 234,000 | 29.5M $ | 1.87 % |
| TETRA Technologies Inc | 3,325,000 | 28.3M $ | 1.80 % |
| Nova Ltd | 59,650 | 25.9M $ | 1.65 % |
| Vishay Precision Group Inc | 580,000 | 25.2M $ | 1.60 % |
| Arlo Technologies Inc | 1,625,000 | 23.1M $ | 1.47 % |
| Super Micro Computer Inc | 1,005,000 | 22.9M $ | 1.45 % |
| Asure Software Inc | 2,605,000 | 22.4M $ | 1.42 % |
| CECO Environmental Corp | 370,000 | 22M $ | 1.40 % |
| CRA International Inc | 132,506 | 21.5M $ | 1.36 % |
| Centuri Holdings Inc | 640,000 | 18.7M $ | 1.19 % |
| Astronics Corp | 272,500 | 18.2M $ | 1.16 % |
| Akamai Technologies Inc | 152,500 | 17.5M $ | 1.11 % |
| Select Water Solutions Inc | 1,140,000 | 17.4M $ | 1.11 % |
| Huntington Ingalls Industries, Inc. | 45,000 | 17.1M $ | 1.09 % |
| Genius Sports Ltd | 3,850,000 | 17.1M $ | 1.08 % |
| Gorman-Rupp Co/The | 272,500 | 16.9M $ | 1.08 % |
| Electro Optic Systems Holdings Ltd | 3,055,000 | 16.9M $ | 1.07 % |
| Matrix Service Co | 1,435,000 | 16.5M $ | 1.05 % |
| Veeco Instruments Inc | 474,375 | 16.1M $ | 1.02 % |
| Vital Farms Inc | 1,120,000 | 15.8M $ | 1.00 % |
| Everus Construction Group Inc | 114,000 | 13.5M $ | 0.86 % |
| Ecovyst Inc | 1,020,000 | 13.1M $ | 0.83 % |
| nVent Electric PLC | 107,500 | 12.7M $ | 0.81 % |
| Clean Harbors Inc | 41,500 | 11.9M $ | 0.76 % |
| Jacobs Solutions Inc | 90,000 | 11.5M $ | 0.73 % |
| BWX Technologies Inc | 55,000 | 11.2M $ | 0.71 % |
| MKS Inc | 48,250 | 11.1M $ | 0.70 % |
| Equinix Inc | 11,150 | 10.9M $ | 0.69 % |
| MYR Group Inc | 38,600 | 10.9M $ | 0.69 % |
| Solstice Advanced Materials Inc | 142,500 | 10.9M $ | 0.69 % |
| Blackline Safety Corp | 2,100,000 | 10.7M $ | 0.68 % |
| Parsons Corp | 195,000 | 10.6M $ | 0.67 % |
| Photronics Inc | 260,000 | 10.5M $ | 0.67 % |
| Energy Services of America Corp | 800,000 | 10.5M $ | 0.67 % |
| MDU Resources Group Inc | 497,500 | 10.3M $ | 0.65 % |
| Bruker Corp | 285,000 | 10.3M $ | 0.65 % |
| Generac Holdings Inc | 50,000 | 9.8M $ | 0.62 % |
| Markel Group Inc | 5,100 | 9.8M $ | 0.62 % |
| Aspen Aerogels Inc | 2,835,000 | 9.7M $ | 0.62 % |
| Bright Horizons Family Solutions Inc | 117,500 | 9.7M $ | 0.61 % |
| Camtek Ltd/Israel | 61,500 | 9.3M $ | 0.59 % |
| Tennant Co | 140,000 | 9.3M $ | 0.59 % |
| Unisys Corp | 3,925,000 | 8.1M $ | 0.52 % |
| Modine Manufacturing Co | 34,250 | 7.4M $ | 0.47 % |
| PRECISION OPTICS INC MASS | 1,670,550 | 7.3M $ | 0.47 % |
| Smith-Midland Corp | 225,000 | 7.3M $ | 0.47 % |
| Elsight Ltd | 1,950,000 | 7.3M $ | 0.47 % |
| Research Solutions Inc/CA | 3,155,000 | 7.1M $ | 0.45 % |
| Metatek-Group Ltd | 2,000,000 | 7M $ | 0.45 % |
| Evolv Technologies Holdings Inc | 1,150,000 | 7M $ | 0.44 % |
| Life Time Group Holdings Inc | 240,000 | 6.5M $ | 0.41 % |
| Next Vision Stabilized Systems Ltd | 66,000 | 6.4M $ | 0.41 % |
| Northern Technologies International Corp | 760,000 | 6.3M $ | 0.40 % |
| Bentley Systems Inc | 170,000 | 6M $ | 0.38 % |
| Teradyne Inc | 20,000 | 5.9M $ | 0.38 % |
| 908 Devices Inc | 925,000 | 5.7M $ | 0.36 % |
| Cognex Corp | 108,000 | 5.3M $ | 0.34 % |
| LightPath Technologies Inc | 525,000 | 5.3M $ | 0.33 % |
| CRH PLC | 47,500 | 5M $ | 0.32 % |
| Unusual Machines Inc /US | 400,000 | 5M $ | 0.32 % |
| MasTec Inc | 15,150 | 4.9M $ | 0.31 % |
| Atlanta Braves Holdings Inc | 110,000 | 4.7M $ | 0.30 % |
| Entegris Inc | 40,000 | 4.7M $ | 0.30 % |
| Box Inc | 195,000 | 4.6M $ | 0.29 % |
| Red Cat Holdings Inc | 350,000 | 4.6M $ | 0.29 % |
| Core Molding Technologies Inc | 204,021 | 4.6M $ | 0.29 % |
| Ambiq Micro Inc | 175,000 | 4.4M $ | 0.28 % |
| Transcat Inc | 60,500 | 4.4M $ | 0.28 % |
| LeMaitre Vascular Inc | 40,000 | 4.4M $ | 0.28 % |
| ASML Holding NV | 3,250 | 4.3M $ | 0.27 % |
| Legence Corp | 67,500 | 3.8M $ | 0.24 % |
| Thinkific Labs Inc | 3,600,000 | 3.7M $ | 0.23 % |
| Apple Inc | 13,700 | 3.5M $ | 0.22 % |
| Comtech Telecommunications Corp | 1,019,500 | 3.4M $ | 0.22 % |
| DroneShield Ltd | 1,275,000 | 3.4M $ | 0.21 % |
| Labcorp Holdings Inc | 12,300 | 3.3M $ | 0.21 % |
| ADTRAN Holdings Inc | 252,375 | 3.2M $ | 0.20 % |
| SiTime Corp | 9,000 | 3.1M $ | 0.20 % |
| Somero Enterprises Inc | 1,250,000 | 3.1M $ | 0.20 % |
| WaterBridge Infrastructure LLC | 110,000 | 2.9M $ | 0.19 % |
| Alpha Pro Tech Ltd | 642,500 | 2.9M $ | 0.18 % |
| CarMax Inc | 67,500 | 2.8M $ | 0.18 % |
| KVH Industries Inc | 300,000 | 2.7M $ | 0.17 % |
| Figure Technology Solutions Inc | 70,000 | 2.4M $ | 0.15 % |
| Keller Group PLC | 75,000 | 1.9M $ | 0.12 % |
| Computer Modelling Group Ltd | 600,000 | 1.8M $ | 0.12 % |
| Firefly Aerospace Inc | 60,000 | 1.7M $ | 0.11 % |
| Educational Development Corp | 800,000 | 1M $ | 0.06 % |
| Hinge Health Inc | 22,500 | 867.6K $ | 0.06 % |
| Westinghouse Air Brake Technologies Corp | 2,750 | 687.3K $ | 0.04 % |
| Quest Diagnostics Inc | 3,000 | 587.9K $ | 0.04 % |
| Carter's Inc | 15,000 | 536.4K $ | 0.03 % |
| Circle Internet Group Inc | 5,412 | 516.4K $ | 0.03 % |
| Luna Innovations Inc | 467,308 | 514K $ | 0.03 % |
| Trade Desk Inc/The | 17,000 | 385.7K $ | 0.02 % |
| DRAGANFLY INC | 60,000 | 294.6K $ | 0.02 % |