FundWatcher
NEAIX
Needham Aggressive Growth Fund
Needham Funds Inc

Portfolio moves

Net position changes between two of this fund's N-PORT snapshots. These are differences between point-in-time reports — not a trade log — and share counts can be affected by splits and other corporate actions.

Dec 31, 2025 → Mar 31, 2026

Expand a category to see the positions behind it, ranked by weight.

Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
Metatek-Group Ltd 0 2,000,000 2,000,000 0.45% $7.04M
LIGHTPATH TECHNOLOGIES CL A 0 525,000 525,000 0.33% $5.27M
UNUSUAL MACHINES INC /US 0 400,000 400,000 0.31% $4.96M
MASTEC INC 0 15,150 15,150 0.31% $4.87M
RED CAT HOLDINGS INC 0 350,000 350,000 0.29% $4.58M
AMBIQ MICRO INC 0 175,000 175,000 0.28% $4.45M
Keller Group PLC 0 75,000 75,000 0.12% $1.91M
DRAGANFLY INC 0 60,000 60,000 0.02% $294.60K
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
CRYOPORT INC 29,500 0 -29,500 0.00% -$283.20K
Aptitude Software Group PLC 30,000 0 -30,000 0.00% -$118.89K
Illumin Holdings Inc 150,000 0 -150,000 0.00% -$113.66K
WEALTHFRONT CORP 5,000 0 -5,000 0.00% -$67.95K
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
DREYFUS-TR SE-IN 91,894,444 109,317,095 17,422,651 6.94% $17.42M
NLIGHT INC 1,595,000 1,666,167 71,167 6.03% $35.18M
PDF SOLUTIONS INC 1,465,000 1,587,500 122,500 3.30% $10.13M
LINCOLN EDUCATIONAL SERVICES 1,125,000 1,275,000 150,000 3.29% $24.70M
ARTERIS INC 2,761,500 3,100,000 338,500 3.24% $8.16M
OIL-DRI CORP OF AMERICA 635,000 675,000 40,000 2.79% $12.86M
UNIVERSAL TECHNI 807,500 1,021,500 214,000 2.34% $15.78M
VISHAY INTERTECHNOLOGY INC 1,700,000 2,039,482 339,482 2.33% $12.08M
THERMON GROUP HOLDINGS INC 620,000 630,000 10,000 2.02% $8.71M
THREDUP INC A 6,075,000 9,275,000 3,200,000 1.93% -$8.40M
HAMMOND POWER SOLUTIONS INC COMMON STOCK 226,000 234,000 8,000 1.87% $3.24M
TETRA TECHNOLOGIES INC 2,375,000 3,325,000 950,000 1.80% $6.08M
ARLO TECHNOLOGIES INC 1,475,000 1,625,000 150,000 1.47% $2.49M
SUPER MICRO COMPUTER INC 810,000 1,005,000 195,000 1.45% -$824.85K
ASURE SOFTWARE INC 2,570,000 2,605,000 35,000 1.42% -$1.81M
CECO ENVIRONMNTL 292,500 370,000 77,500 1.40% $4.54M
CRA INTERNATIONAL INC 98,756 132,506 33,750 1.36% $1.63M
CENTURI HOLDINGS INC 622,500 640,000 17,500 1.19% $2.98M
AKAMAI TECHNOLOGIES INC 122,500 152,500 30,000 1.11% $6.83M
SELECT WATER SOLUTIONS INC CL A 775,000 1,140,000 365,000 1.11% $9.29M
HUNTINGTON INGALLS INDUSTRIES INC 40,500 45,000 4,500 1.09% $3.32M
Genius Sports Ltd. COM NPV 2,630,700 3,850,000 1,219,300 1.08% -$11.93M
GORMAN-RUPP CO 260,000 272,500 12,500 1.07% $4.52M
VEECO INSTRUMENT 465,000 474,375 9,375 1.02% $2.77M
VITAL FARMS INC 685,000 1,120,000 435,000 1.00% -$6.06M
JACOBS SOLUTIONS INC 52,500 90,000 37,500 0.73% $4.50M
BWX TECHNOLOGIES INC 36,000 55,000 19,000 0.71% $5.02M
EQUINIX INC 10,750 11,150 400 0.69% $2.69M
SOLSTICE ADV MAT 130,000 142,500 12,500 0.69% $4.54M
BLACKLINE SAFETY CORP 1,575,000 2,100,000 525,000 0.68% $3.30M
PARSONS CORP 172,500 195,000 22,500 0.67% -$97.35K
ENERGY SERVICES ACQ 585,440 800,000 214,560 0.67% $5.72M
MDU RESOURCES GROUP INC 497,000 497,500 500 0.65% $606.76K
BRUKER CORP 255,000 285,000 30,000 0.65% -$1.72M
GENERAC HOLDINGS INC 17,500 50,000 32,500 0.62% $7.38M
MARKEL GROUP INC 4,675 5,100 425 0.62% -$287.86K
ASPEN AEROGELS INC 2,700,000 2,835,000 135,000 0.62% $2.05M
Camtek, Ltd./Israel 60,500 61,500 1,000 0.59% $2.89M
TENNANT CO 67,500 140,000 72,500 0.59% $4.32M
MODINE MFG CO 25,000 34,250 9,250 0.47% $4.08M
PRECISION OPTICS INC 720,000 1,670,550 950,550 0.47% $4.32M
Elsight Ltd 1,850,000 1,950,000 100,000 0.46% $3.52M
RESEARCH SOLUTIONS INC 3,145,000 3,155,000 10,000 0.45% -$2.12M
NEWHOLD INVESTMENT CORP 550,000 1,150,000 600,000 0.44% $3.02M
LIFE TIME GROUP HOLDINGS INC 115,000 240,000 125,000 0.41% $3.41M
Next Vision Stabilized Systems Ltd 62,500 66,000 3,500 0.41% $2.28M
NORTHERN TECHNOLOGIES INTL 713,257 760,000 46,743 0.40% $677.60K
BENTLEY SYSTEM-B 100,000 170,000 70,000 0.38% $2.15M
908 DEVICES INC 500,000 925,000 425,000 0.36% $3.04M
CRH PLC 35,000 47,500 12,500 0.32% $625.20K
ATLANTA BRAVES HOLDINGS INC 70,000 110,000 40,000 0.30% $1.94M
BOX INC- CLASS A 190,000 195,000 5,000 0.29% -$1.07M
TRANSCAT INC 59,500 60,500 1,000 0.28% $1.07M
ASML Holding NV - NY Reg Shares 3,000 3,250 250 0.27% $1.08M
THINKIFIC LABS INC COMMON STOCK 3,450,000 3,600,000 150,000 0.23% -$1.20M
DroneShield Ltd 1,230,000 1,275,000 45,000 0.21% $823.41K
ADTRAN HOLDINGS INC 210,000 252,375 42,375 0.20% $1.35M
Somero Enterprises Inc 718,000 1,250,000 532,000 0.20% $972.95K
FIGURE TECHNOLOGY SOLUTIONS INC A 59,245 70,000 10,755 0.15% -$43.07K
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
VICOR CORPORATION 491,250 475,000 -16,250 4.86% $22.63M
FORMFACTOR INC 322,000 321,500 -500 1.98% $13.22M
Nova Measuring Instruments Ltd 62,250 59,650 -2,600 1.64% $5.46M
VISHAY PRECISION GROUP INC 582,500 580,000 -2,500 1.60% $2.76M
PHOTRONICS INC 287,500 260,000 -27,500 0.67% $1.31M
UNISYS CORP NEW 4,070,600 3,925,000 -145,600 0.52% -$3.11M
ENTEGRIS INC 52,400 40,000 -12,400 0.30% $274.90K
CORE MOLDING TECH INC 205,000 204,021 -979 0.29% $459.82K
CARTERS INC 67,500 15,000 -52,500 0.03% -$1.65M
LUNA INNOVATIONS INC 1,000,000 467,308 -532,692 0.03% -$635.96K
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
VERTIV HOLDINGS CO 260,750 260,750 0 4.15% $23.09M
ASTRONICS CORP 272,500 272,500 0 1.15% $3.40M
Electro Optic Systems Holdings Ltd 3,055,000 3,055,000 0 1.07% -$2.36M
MATRIX SERVICE CO 1,435,000 1,435,000 0 1.05% -$315.70K
EVERUS CONSTRUCTION GROUP INC 114,000 114,000 0 0.85% $3.70M
ECOVYST INC 1,020,000 1,020,000 0 0.83% $3.19M
NVENT ELECTRIC 107,500 107,500 0 0.81% $1.75M
CLEAN HARBORS INC 41,500 41,500 0 0.76% $2.17M
MKS INSTRUMENTS INC 48,250 48,250 0 0.70% $3.38M
MYR GROUP INC/DELAWARE 38,600 38,600 0 0.69% $2.46M
BRIGHT HORIZONS FAMILY SOLUTIONS INC 117,500 117,500 0 0.61% -$2.26M
SMITH-MIDLAND CP 225,000 225,000 0 0.46% -$857.25K
TERADYNE INC 20,000 20,000 0 0.38% $2.06M
COGNEX CORP 108,000 108,000 0 0.34% $1.41M
LEMAITRE VASCULAR INC 40,000 40,000 0 0.28% $1.12M
LEGENCE CORP-A 67,500 67,500 0 0.24% $905.85K
APPLE INC 13,700 13,700 0 0.22% -$247.56K
COMTECH TELECOMMUNICATIONS NEW 1,019,500 1,019,500 0 0.21% -$2.01M
LABCORP HOLDINGS INC 12,300 12,300 0 0.21% $195.94K
SITIME CORP 9,000 9,000 0 0.20% -$70.56K
WATERBRIDGE IN-A 110,000 110,000 0 0.19% $745.80K
ALPHA PRO TECH LTD 642,500 642,500 0 0.18% $0
CARMAX INC 67,500 67,500 0 0.18% $198.45K
KVH INDUSTRIES INC 300,000 300,000 0 0.17% $597.00K
COMPUTER MODELLING GROUP LTD COMMON STOCK 600,000 600,000 0 0.12% -$435.86K
FIREFLY AEROSPACE INC 60,000 60,000 0 0.11% $366.00K
EDUCATIONAL DEVELOPMENT CORP 800,000 800,000 0 0.06% -$48.00K
HINGE HEALTH INC 22,500 22,500 0 0.06% -$177.52K
WESTINGHOUSE AIR BRAKE TECH CORP 2,750 2,750 0 0.04% $100.26K
QUEST DIAGNOSTICS INC 3,000 3,000 0 0.04% $67.35K
CIRCLE INTERNET GROUP INC A 5,412 5,412 0 0.03% $87.19K
TRADE DESK INC-A 17,000 17,000 0 0.02% -$259.59K

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