Needham Investment Management LLC

In its 13F for Q3 2024 (holdings as of September 30, 2024, filed November 14, 2024), Needham Investment Management LLC reported 146 stock positions worth $1.3 billion. Its top holding was Aspen Aerogels (ASPN) at 4.8% of the portfolio, followed by PDF Solutions (PDFS, 4.3%) and Super Micro Computer (SMCI, 4.2%). Compared with Q2 2024, it opened 11 new positions, sold out of 6, added to 72 and reduced 22. The biggest buy was Unisys (UIS, shares +8%) and the biggest sale Nova (NVMI, shares −3%).

Most Recent 13F
Q2 2026
Location
NEW YORK, NY
CIK
0001167212
Portfolio Value
$1.3B (Q3 2024)
SEC Filing
0000919574-24-006457 ↗ filed Nov 14, 2024

Holdings Value

0$1.0B$2.0B$3.0B$4.0B Q1 2024: $1.1B Q1 2024 Q2 2024: $1.2B Q2 2024 Q3 2024: $1.3B $1.3B Q3 2024 Q4 2024: $1.3B Q4 2024 Q1 2025: $1.1B Q1 2025 Q2 2025: $1.3B Q2 2025 Q3 2025: $1.4B Q3 2025 Q4 2025: $1.6B Q4 2025 Q1 2026: $2.0B Q1 2026 Q2 2026: $3.3B Q2 2026

Holdings 146 stocks · $1.3B
ASPN Aspen Aerogels Inc. 4.83% 2,272,200 $62.9M Reduce -1.2%
PDFS PDF Solutions Inc. 4.28% 1,759,550 $55.7M Add +32.3%
SMCI Super Micro Computer Inc. 4.18% 130,750 $54.4M Add +4.8%
VICR Vicor Corp. 2.93% 906,439 $38.2M Add +2.4%
NVMI Nova Ltd. 2.72% 169,750 $35.4M Reduce -3.3%
UIS Unisys Corp. 2.29% 5,250,000 $29.8M Add +7.9%
VRT Vertiv Holdings Co. Class A 2.20% 288,000 $28.7M Add +10.1%
FORM Formfactor Inc. 2.19% 620,000 $28.5M Add +8.6%
PSN Parsons Corp. 2.19% 275,000 $28.5M Add +11.1%
ENTG Entegris Inc. 2.07% 240,000 $27.0M Add +2.8%
LASR Nlight Inc. 1.92% 2,337,740 $25.0M Add +7.1%
VSH Vishay Intertechnology Inc. 1.83% 1,260,000 $23.8M Add +39.2%
ASUR Asure Software Inc. 1.73% 2,482,500 $22.5M Add +25.4%
VECO Veeco Instruments Inc. 1.72% 677,500 $22.4M Add +10.9%
ALTR Altair Engineering Inc. Class A 1.70% 231,500 $22.1M Add +19.3%
AIP Arteris Inc. 1.62% 2,735,000 $21.1M Add +14.7%
LGTY Logility Supply Chain Soluti filed as AMER SOFTWARE INC 1.56% 1,810,000 $20.3M Add +26.1%
FARO Faro Technologies Inc. 1.51% 1,029,250 $19.7M Add +20.0%
THR Thermon Group Holdings Inc. 1.49% 650,000 $19.4M Add +21.5%
PLAB Photronics Inc. 1.45% 762,500 $18.9M Add +6.8%
ODC Oil-Dri Corp. of America 1.42% 267,500 $18.5M Add +10.8%
GENI Genius Sports Ltd. 1.40% 2,327,500 $18.2M Add +10.8%
AKAM Akamai Technologies Inc. 1.40% 180,000 $18.2M Add +33.3%
TMO Thermo Fisher Scientific Inc. 1.39% 29,250 $18.1M No change
VPG Vishay Precision Group 1.35% 677,500 $17.5M Add +5.9%
MTRX Matrix Service Co. 1.26% 1,420,000 $16.4M Add +38.5%
BRKR Bruker Corp. 1.22% 230,000 $15.9M Add +76.9%
VITL Vital Farms Inc. 1.21% 447,500 $15.7M Add +7.2%
BFAM Bright Horizons Family Solut 1.18% 109,500 $15.3M Add +2.8%
ARLO Arlo Technologies Inc. 1.18% 1,265,000 $15.3M Add +29.1%
COHR Coherent Corp. 1.15% 168,500 $15.0M Reduce -2.6%
CLH Clean Harbors Inc. 1.13% 60,756 $14.7M Add +0.3%
CRAI Cra International Inc. 1.12% 83,000 $14.6M Add +6.4%
HII Huntington Ingalls Industrie 1.08% 53,000 $14.0M Add +32.5%
MKSI MKS Inc. filed as MKS INSTRS INC 1.04% 124,500 $13.5M Add +1.2%
LH Labcorp Holdings Inc. 1.01% 58,863 $13.2M No change
KLAC KLA Corp. 0.95% 16,000 $12.4M No change
MDU Mdu Resources Group Inc. 0.90% 427,500 $11.7M Add +98.8%
CRI Carter's Inc. 0.90% 179,550 $11.7M Reduce -4.4%
KMX Carmax Inc. 0.87% 147,000 $11.4M Reduce -2.6%
CMCSA Comcast Corp. Class A 0.87% 270,000 $11.3M No change
KVYO Klaviyo Inc. Class A 0.86% 315,000 $11.1M No change
NVT Nvent Electric PLC 0.82% 152,500 $10.7M Add +38.6%
WAB Wabtec Corp. 0.81% 58,000 $10.5M No change
CGNX Cognex Corp. 0.77% 247,500 $10.0M Add +7.8%
CALX Calix Inc. 0.74% 250,000 $9.7M Add +42.9%
TTMI TTM Technologies 0.72% 512,500 $9.4M Reduce -3.1%
HLIT Harmonic Inc. 0.67% 600,000 $8.7M No change
SITM Sitime Corp. 0.63% 48,000 $8.2M Add +2.1%
MATV Mativ Holdings Inc. 0.63% 482,500 $8.2M Add +12.2%
ADTN Adtran Holdings Inc. 0.61% 1,335,000 $7.9M Reduce -5.3%
RSSS Research Solutions Inc. 0.60% 2,875,000 $7.8M Add +5.5%
MKL Markel Group Inc. 0.60% 4,950 $7.8M Add +86.8%
CMTL Comtech Telecommunications 0.55% 1,502,500 $7.2M Add +17.8%
AAPL Apple Inc. 0.55% 30,750 $7.2M No change
LINC Lincoln Educational Services 0.55% 600,000 $7.2M Add +71.4%
ZUO Zuora Inc. Class A 0.55% 825,000 $7.1M Add +6.8%
SMID Smith-Midland Corp. 0.54% 210,000 $7.0M Add +13.5%
CTRI Centuri Holdings Inc. 0.53% 430,828 $7.0M Add +44.8%
EQIX Equinix Inc. 0.53% 7,800 $6.9M Add +24.8%
TTD Trade Desk Inc./the Class A filed as THE TRADE DESK INC 0.53% 63,000 $6.9M Add +6.8%
NTIC Northern Technologies Intl 0.49% 522,500 $6.4M Add +25.9%
ECVT Ecovyst Inc. 0.48% 915,000 $6.3M Add +25.3%
KVHI KVH Industries Inc. 0.48% 1,291,600 $6.2M Reduce -7.2%
ROG Rogers Corp. 0.47% 54,500 $6.2M Add +36.3%
TER Teradyne Inc. 0.45% 43,500 $5.8M Add +45.0%
GILD Gilead Sciences Inc. 0.41% 64,000 $5.4M No change
HQL Abrdn Life Sciences Investor 0.41% 352,719 $5.3M Add +3.2%
TDUP Thredup Inc. Class A 0.40% 6,200,000 $5.2M Add +7.2%
ATRO Astronics Corp. 0.40% 267,500 $5.2M Add +9.2%
AE Adams Resources & Energy Inc. 0.39% 190,000 $5.1M Reduce -8.0%
MRVL Marvell Technology Inc. 0.39% 70,000 $5.0M Add +13.8%
GRC Gorman-Rupp Co. 0.38% 127,500 $5.0M Add +218.8%
NVGS Navigator Holdings Ltd. 0.38% 306,000 $4.9M No change
UTI Universal Technical Institut 0.37% 300,000 $4.9M Add +3.5%
EHC Encompass Health Corp. 0.37% 50,000 $4.8M No change
TRNS Transcat Inc. 0.37% 39,500 $4.8M Add +43.6%
HQH Abrdn Healthcare Investors 0.36% 255,078 $4.7M Add +3.1%
HON Honeywell International Inc. 0.36% 22,500 $4.7M No change
MDT Medtronic PLC 0.35% 51,041 $4.6M No change
BDX Becton Dickinson and Co. 0.34% 18,250 $4.4M No change
CMT Core Molding Technologies Inc. 0.34% 255,000 $4.4M No change
VSAT Viasat Inc. 0.32% 346,500 $4.1M Reduce -5.7%
ASML ASML Holding NV-NY Reg SHS 0.32% 4,950 $4.1M No change
AXTI Axt Inc. 0.29% 1,541,050 $3.7M No change
CEVA Ceva Inc. 0.28% 150,000 $3.6M No change
LMAT Lemaitre Vascular Inc. 0.27% 38,500 $3.6M No change
APT Alpha Pro Tech Ltd. 0.27% 610,000 $3.5M Add +1.2%
BA The Boeing Co. 0.26% 22,500 $3.4M No change
GTLS Chart Industries Inc. 0.26% 27,500 $3.4M Add +37.5%
MXL Maxlinear Inc. 0.25% 225,000 $3.3M Reduce -5.3%
CRH CRH PLC 0.25% 35,000 $3.2M No change
BMI Badger Meter Inc. 0.23% 13,700 $3.0M Add +9.6%
DD Dupont DE Nemours Inc. 0.22% 32,500 $2.9M Add +18.2%
QRHC Quest Resource Holding Corp. 0.21% 350,000 $2.8M New
MYRG MYR Group Inc./Delaware 0.20% 25,000 $2.6M New
BN Brookfield Corp. 0.19% 46,294 $2.5M No change
GNRC Generac Holdings Inc. 0.18% 15,000 $2.4M Reduce -45.5%
AL Sumisho Air Lease Corp. filed as AIR LEASE CORP 0.18% 52,500 $2.4M No change
LUNA Luna Innovations Inc. 0.18% 1,000,000 $2.4M Add +150.0%

Show all 146 holdings

Portfolio Sells Q2 2024 → Q3 2024
NVMI Nova Ltd. Reduce -3.3% 2.72% −0.67
LITE Lumentum Holdings Inc. Reduce -85.0% 0.07% −0.35
INFN Infinera Corp. Sold out 0.00% −0.25
CIEN Ciena Corp. Sold out 0.00% −0.24
HA Hawaiian Holdings Inc. Sold out 0.00% −0.20
OMCL Omnicell Inc. Sold out 0.00% −0.19
FEIM Frequency Electronics Inc. Reduce -59.3% 0.15% −0.15
MXL Maxlinear Inc. Reduce -5.3% 0.25% −0.14
TTMI TTM Technologies Reduce -3.1% 0.72% −0.13
FTRE Fortrea Holdings Inc. Reduce -51.0% 0.08% −0.12
GNRC Generac Holdings Inc. Reduce -45.5% 0.18% −0.12
CMBMF Cambium Networks Corp. Reduce -37.5% 0.07% −0.11
MRCY Mercury Systems Inc. Reduce -60.0% 0.10% −0.09
AE Adams Resources & Energy Inc. Reduce -8.0% 0.39% −0.08
ACVA Acv Auctions Inc. Class A Reduce -59.5% 0.05% −0.08
VSAT Viasat Inc. Reduce -5.7% 0.32% −0.07
CRI Carter's Inc. Reduce -4.4% 0.90% −0.06
P Everpure Inc. Class A Sold out 0.00% −0.05
KVHI KVH Industries Inc. Reduce -7.2% 0.48% −0.05
KMX Carmax Inc. Reduce -2.6% 0.87% −0.04
GTHX G1 Therapeutics Inc. Sold out 0.00% −0.03
LAB Standard Biotools Inc. Reduce -20.3% 0.12% −0.03
IVAC Intevac Inc. Reduce -50.0% 0.01% −0.02
CYRX Cryoport Inc. Reduce -19.4% 0.14% −0.02
YEXT Yext Inc. Reduce -27.8% 0.10% −0.02
ADTN Adtran Holdings Inc. Reduce -5.3% 0.61% −0.00
COHR Coherent Corp. Reduce -2.6% 1.15% +0.12
ASPN Aspen Aerogels Inc. Reduce -1.2% 4.83% +0.32

Portfolio Buys Q2 2024 → Q3 2024
UIS Unisys Corp. Add +7.9% 2.29% +0.64
BRKR Bruker Corp. Add +76.9% 1.22% +0.54
PSN Parsons Corp. Add +11.1% 2.19% +0.53
VICR Vicor Corp. Add +2.4% 2.93% +0.52
LGTY Logility Supply Chain Soluti Add +26.1% 1.56% +0.48
GENI Genius Sports Ltd. Add +10.8% 1.40% +0.46
MDU Mdu Resources Group Inc. Add +98.8% 0.90% +0.46
MTRX Matrix Service Co. Add +38.5% 1.26% +0.42
AKAM Akamai Technologies Inc. Add +33.3% 1.40% +0.40
FARO Faro Technologies Inc. Add +20.0% 1.51% +0.38
ASUR Asure Software Inc. Add +25.4% 1.73% +0.36
VRT Vertiv Holdings Co. Class A Add +10.1% 2.20% +0.34
PDFS PDF Solutions Inc. Add +32.3% 4.28% +0.30
HII Huntington Ingalls Industrie Add +32.5% 1.08% +0.27
GRC Gorman-Rupp Co. Add +218.8% 0.38% +0.26
MKL Markel Group Inc. Add +86.8% 0.60% +0.25
CMTL Comtech Telecommunications Add +17.8% 0.55% +0.24
CALX Calix Inc. Add +42.9% 0.74% +0.24
BFAM Bright Horizons Family Solut Add +2.8% 1.18% +0.21
QRHC Quest Resource Holding Corp. New 0.21% +0.21
LINC Lincoln Educational Services Add +71.4% 0.55% +0.21
MYRG MYR Group Inc./Delaware New 0.20% +0.20
VSH Vishay Intertechnology Inc. Add +39.2% 1.83% +0.17
BSY Bentley Systems Inc. Class B New 0.16% +0.16
SITM Sitime Corp. Add +2.1% 0.63% +0.15
AIP Arteris Inc. Add +14.7% 1.62% +0.15
ODC Oil-Dri Corp. of America Add +10.8% 1.42% +0.15
EQIX Equinix Inc. Add +24.8% 0.53% +0.14
THR Thermon Group Holdings Inc. Add +21.5% 1.49% +0.14
ALTR Altair Engineering Inc. Class A Add +19.3% 1.70% +0.13
NVT Nvent Electric PLC Add +38.6% 0.82% +0.13
ARLO Arlo Technologies Inc. Add +29.1% 1.18% +0.13
SMID Smith-Midland Corp. Add +13.5% 0.54% +0.12
J Jacobs Solutions Inc. New 0.10% +0.10
TRNS Transcat Inc. Add +43.6% 0.37% +0.10
NSIT Insight Enterprises Inc. New 0.08% +0.08
TER Teradyne Inc. Add +45.0% 0.45% +0.08
ROG Rogers Corp. Add +36.3% 0.47% +0.08
LUNA Luna Innovations Inc. Add +150.0% 0.18% +0.08
COHU Cohu Inc. Add +128.6% 0.16% +0.06
CTRI Centuri Holdings Inc. Add +44.8% 0.53% +0.06
TTD Trade Desk Inc./the Class A Add +6.8% 0.53% +0.06
CRWD CrowdStrike Holdings Inc. Class A New 0.04% +0.04
DD Dupont DE Nemours Inc. Add +18.2% 0.22% +0.04
BMI Badger Meter Inc. Add +9.6% 0.23% +0.04
LINE Lineage Inc. New 0.04% +0.04
HPE Hewlett Packard Enterprise Add +56.3% 0.13% +0.04
MRVL Marvell Technology Inc. Add +13.8% 0.39% +0.03
PLOW Douglas Dynamics Inc. New 0.03% +0.03
RSSS Research Solutions Inc. Add +5.5% 0.60% +0.03

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 176$3.3BVICR, AIP, VSH, PDFS, LASR
Q1 2026 176$2.0BLASR, VICR, VRT, PDFS, AIP
Q4 2025 162$1.6BLASR, VICR, PDFS, AIP, VRT
Q3 2025 161$1.4BSMCI, TDUP, LASR, PDFS, VRT
Q2 2025 150$1.3BSMCI, TDUP, PDFS, VRT, LASR
Q1 2025 150$1.1BSMCI, VICR, PDFS, FARO, NVMI
Q4 2024 150$1.3BPDFS, SMCI, VICR, UIS, NVMI
Q3 2024 146$1.3BASPN, PDFS, SMCI, VICR, NVMI
Q2 2024 141$1.2BSMCI, ASPN, PDFS, NVMI, FORM
Q1 2024 131$1.1BSMCI, ASPN, PDFS, ENTG, NVMI