Needham Investment Management LLC

In its 13F for Q4 2024 (holdings as of December 31, 2024, filed February 14, 2025), Needham Investment Management LLC reported 150 stock positions worth $1.3 billion. Its top holding was PDF Solutions (PDFS) at 3.8% of the portfolio, followed by Super Micro Computer (SMCI, 3.3%) and Vicor (VICR, 3.3%). Compared with Q3 2024, it opened 11 new positions, sold out of 8, added to 65 and reduced 27. The biggest buy was a new position in Super Micro Computer (SMCI) and the biggest sale an exit from Super Micro Computer (SMCI).

Most Recent 13F
Q2 2026
Location
NEW YORK, NY
CIK
0001167212
Portfolio Value
$1.3B (Q4 2024)
SEC Filing
0000919574-25-001161 ↗ filed Feb 14, 2025

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 Q3 2024 Q4 2024: $1.3B $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 150 stocks · $1.3B
PDFS PDF Solutions Inc. 3.80% 1,817,500 $49.2M Add +3.3%
SMCI Super Micro Computer Inc. 3.31% 1,410,000 $43.0M New
VICR Vicor Corp. 3.26% 874,000 $42.2M Reduce -3.6%
UIS Unisys Corp. 2.60% 5,335,000 $33.8M Add +1.6%
NVMI Nova Ltd. 2.58% 169,750 $33.4M No change
VRT Vertiv Holdings Co. Class A 2.50% 285,000 $32.4M Reduce -1.0%
ASPN Aspen Aerogels Inc. 2.19% 2,389,700 $28.4M Add +5.2%
AIP Arteris Inc. 2.16% 2,745,000 $28.0M Add +0.4%
LASR Nlight Inc. 2.15% 2,652,115 $27.8M Add +13.4%
FORM Formfactor Inc. 2.12% 625,500 $27.5M Add +0.9%
FARO Faro Technologies Inc. 2.01% 1,028,375 $26.1M Reduce -0.1%
PSN Parsons Corp. 1.97% 277,000 $25.6M Add +0.7%
ALTR Altair Engineering Inc. Class A 1.89% 225,000 $24.5M Reduce -2.8%
ODC Oil-Dri Corp. of America 1.89% 280,000 $24.5M Add +4.7%
VSH Vishay Intertechnology Inc. 1.85% 1,414,100 $24.0M Add +12.2%
ENTG Entegris Inc. 1.83% 240,000 $23.8M No change
ASUR Asure Software Inc. 1.81% 2,495,000 $23.5M Add +0.5%
LGTY Logility Supply Chain Soluti 1.69% 1,981,900 $22.0M Add +9.5%
GENI Genius Sports Ltd. 1.56% 2,335,000 $20.2M Add +0.3%
VECO Veeco Instruments Inc. 1.51% 731,000 $19.6M Add +7.9%
THR Thermon Group Holdings Inc. 1.45% 655,000 $18.8M Add +0.8%
AKAM Akamai Technologies Inc. 1.44% 195,000 $18.7M Add +8.3%
PLAB Photronics Inc. 1.40% 770,000 $18.1M Add +1.0%
VITL Vital Farms Inc. 1.32% 455,000 $17.1M Add +1.7%
MTRX Matrix Service Co. 1.31% 1,420,000 $17.0M No change
VPG Vishay Precision Group 1.24% 685,200 $16.1M Add +1.1%
COHR Coherent Corp. 1.22% 166,500 $15.8M Reduce -1.2%
CRAI Cra International Inc. 1.20% 83,250 $15.6M Add +0.3%
TMO Thermo Fisher Scientific Inc. 1.17% 29,250 $15.2M No change
ARLO Arlo Technologies Inc. 1.12% 1,295,000 $14.5M Add +2.4%
CLH Clean Harbors Inc. 1.08% 60,756 $14.0M No change
BRKR Bruker Corp. 1.07% 236,000 $13.8M Add +2.6%
LH Labcorp Holdings Inc. 1.04% 58,863 $13.5M No change
MKSI MKS Inc. filed as MKS INSTRS INC 1.04% 129,000 $13.5M Add +3.6%
KVYO Klaviyo Inc. Class A 1.00% 315,000 $13.0M No change
BFAM Bright Horizons Family Solut 0.96% 112,000 $12.4M Add +2.3%
TTMI TTM Technologies 0.94% 490,000 $12.1M Reduce -4.4%
RSSS Research Solutions Inc. 0.92% 2,880,000 $12.0M Add +0.2%
KMX Carmax Inc. 0.90% 142,500 $11.7M Reduce -3.1%
WAB Wabtec Corp. 0.85% 58,000 $11.0M No change
NVT Nvent Electric PLC 0.84% 160,000 $10.9M Add +4.9%
ADTN Adtran Holdings Inc. 0.80% 1,245,000 $10.4M Reduce -6.7%
HII Huntington Ingalls Industrie 0.78% 53,750 $10.2M Add +1.4%
CMCSA Comcast Corp. Class A 0.78% 269,000 $10.1M Reduce -0.4%
KLAC KLA Corp. 0.78% 16,000 $10.1M No change
CALX Calix Inc. 0.74% 275,000 $9.6M Add +10.0%
LINC Lincoln Educational Services 0.74% 605,000 $9.6M Add +0.8%
SMID Smith-Midland Corp. 0.72% 211,000 $9.4M Add +0.5%
TDUP Thredup Inc. Class A 0.68% 6,367,500 $8.9M Add +2.7%
CTRI Centuri Holdings Inc. 0.67% 447,628 $8.6M Add +3.9%
HLIT Harmonic Inc. 0.66% 650,000 $8.6M Add +8.3%
MKL Markel Group Inc. 0.66% 4,950 $8.5M No change
CRI Carter's Inc. 0.66% 156,800 $8.5M Reduce -12.7%
MDU Mdu Resources Group Inc. 0.64% 461,000 $8.3M Add +7.8%
UTI Universal Technical Institut 0.61% 306,000 $7.9M Add +2.0%
ECG Everus Construction Group 0.58% 115,250 $7.6M Add +7.8%
TTD Trade Desk Inc./the Class A filed as THE TRADE DESK INC 0.57% 63,000 $7.4M No change
EQIX Equinix Inc. 0.57% 7,800 $7.4M No change
AE Adams Resources & Energy Inc. 0.55% 190,000 $7.2M No change
CMTL Comtech Telecommunications 0.55% 1,780,000 $7.1M Add +18.5%
NTIC Northern Technologies Intl 0.55% 525,500 $7.1M Add +0.6%
CGNX Cognex Corp. 0.55% 197,500 $7.1M Reduce -20.2%
ECVT Ecovyst Inc. 0.54% 920,000 $7.0M Add +0.6%
MRVL Marvell Technology Inc. 0.51% 60,000 $6.6M Reduce -14.3%
KVHI KVH Industries Inc. 0.49% 1,115,150 $6.4M Reduce -13.7%
TER Teradyne Inc. 0.46% 47,500 $6.0M Add +9.2%
GILD Gilead Sciences Inc. 0.46% 64,000 $5.9M No change
ROG Rogers Corp. 0.45% 57,500 $5.8M Add +5.5%
SITM Sitime Corp. 0.44% 26,750 $5.7M Reduce -44.3%
TRNS Transcat Inc. 0.41% 50,700 $5.4M Add +28.4%
GRC Gorman-Rupp Co. 0.41% 138,500 $5.3M Add +8.6%
AAPL Apple Inc. 0.40% 20,550 $5.1M Reduce -33.2%
HON Honeywell International Inc. 0.39% 22,500 $5.1M No change
MATV Mativ Holdings Inc. 0.37% 442,500 $4.8M Reduce -8.3%
NVGS Navigator Holdings Ltd. 0.36% 306,000 $4.7M No change
HQL Abrdn Life Sciences Investor 0.36% 352,719 $4.6M No change
EHC Encompass Health Corp. 0.36% 50,000 $4.6M No change
GTLS Chart Industries Inc. 0.35% 24,000 $4.6M Reduce -12.7%
BSY Bentley Systems Inc. Class B 0.35% 97,500 $4.6M Add +132.1%
MYRG MYR Group Inc./Delaware 0.34% 30,000 $4.5M Add +20.0%
MXL Maxlinear Inc. 0.34% 225,000 $4.5M No change
ATRO Astronics Corp. 0.33% 267,500 $4.3M No change
CMT Core Molding Technologies Inc. 0.33% 255,000 $4.2M No change
BDX Becton Dickinson and Co. 0.32% 18,250 $4.1M No change
HQH Abrdn Healthcare Investors 0.32% 255,078 $4.1M No change
MDT Medtronic PLC 0.31% 51,041 $4.1M No change
MTN Vail Resorts Inc. 0.31% 21,500 $4.0M Add +115.0%
BA The Boeing Co. 0.31% 22,500 $4.0M No change
ASML ASML Holding NV-NY Reg SHS 0.29% 5,500 $3.8M Add +11.1%
BMI Badger Meter Inc. 0.29% 17,650 $3.7M Add +28.8%
CEVA Ceva Inc. 0.28% 115,000 $3.6M Reduce -23.3%
LMAT Lemaitre Vascular Inc. 0.27% 38,500 $3.5M No change
APT Alpha Pro Tech Ltd. 0.25% 612,500 $3.2M Add +0.4%
CRH CRH PLC 0.25% 35,000 $3.2M No change
COHU Cohu Inc. 0.24% 118,000 $3.2M Add +47.5%
AXTI Axt Inc. 0.24% 1,418,100 $3.1M Reduce -8.0%
CMRC Commerce.com Inc. filed as BIGCOMMERCE HLDGS INC 0.24% 500,000 $3.1M Add +25.0%
VSAT Viasat Inc. 0.23% 355,100 $3.0M Add +2.5%
RPD RAPID7 Inc. 0.23% 75,000 $3.0M New
BN Brookfield Corp. 0.21% 46,294 $2.7M No change

Show all 150 holdings

Portfolio Sells Q3 2024 → Q4 2024
SMCI Super Micro Computer Inc. Sold out 0.00% −4.18
ZUO Zuora Inc. Class A Sold out 0.00% −0.55
MATV Mativ Holdings Inc. Reduce -8.3% 0.37% −0.26
CRI Carter's Inc. Reduce -12.7% 0.66% −0.24
CGNX Cognex Corp. Reduce -20.2% 0.55% −0.22
SITM Sitime Corp. Reduce -44.3% 0.44% −0.19
AAPL Apple Inc. Reduce -33.2% 0.40% −0.15
CMCSA Comcast Corp. Class A Reduce -0.4% 0.78% −0.09
LITE Lumentum Holdings Inc. Sold out 0.00% −0.07
CMBMF Cambium Networks Corp. Sold out 0.00% −0.07
ACVA Acv Auctions Inc. Class A Sold out 0.00% −0.05
GNRC Generac Holdings Inc. Reduce -26.7% 0.13% −0.05
AXTI Axt Inc. Reduce -8.0% 0.24% −0.05
FEIM Frequency Electronics Inc. Reduce -45.8% 0.13% −0.03
FTRE Fortrea Holdings Inc. Reduce -26.8% 0.05% −0.02
AMTM Amentum Holdings Inc. Sold out 0.00% −0.02
YEXT Yext Inc. Reduce -15.4% 0.08% −0.02
BARNES GROUP INC Sold out 0.00% −0.02
LAB Standard Biotools Inc. Reduce -6.4% 0.10% −0.02
UGI Ugi Corp. Reduce -50.0% 0.02% −0.02
IVAC Intevac Inc. Sold out 0.00% −0.01
MRCY Mercury Systems Inc. Reduce -14.3% 0.10% −0.00
CEVA Ceva Inc. Reduce -23.3% 0.28% +0.00
KVHI KVH Industries Inc. Reduce -13.7% 0.49% +0.01
KMX Carmax Inc. Reduce -3.1% 0.90% +0.03
NSLR Neostellar Capital Corp. Reduce -11.6% 0.15% +0.03
COHR Coherent Corp. Reduce -1.2% 1.22% +0.07
GTLS Chart Industries Inc. Reduce -12.7% 0.35% +0.09
MRVL Marvell Technology Inc. Reduce -14.3% 0.51% +0.12
ADTN Adtran Holdings Inc. Reduce -6.7% 0.80% +0.19
ALTR Altair Engineering Inc. Class A Reduce -2.8% 1.89% +0.20
TTMI TTM Technologies Reduce -4.4% 0.94% +0.22
VRT Vertiv Holdings Co. Class A Reduce -1.0% 2.50% +0.30
VICR Vicor Corp. Reduce -3.6% 3.26% +0.33
FARO Faro Technologies Inc. Reduce -0.1% 2.01% +0.50

Portfolio Buys Q3 2024 → Q4 2024
SMCI Super Micro Computer Inc. New 3.31% +3.31
AIP Arteris Inc. Add +0.4% 2.16% +0.54
ODC Oil-Dri Corp. of America Add +4.7% 1.89% +0.48
RSSS Research Solutions Inc. Add +0.2% 0.92% +0.32
UIS Unisys Corp. Add +1.6% 2.60% +0.31
TDUP Thredup Inc. Class A Add +2.7% 0.68% +0.28
RPD RAPID7 Inc. New 0.23% +0.23
UTI Universal Technical Institut Add +2.0% 0.61% +0.23
LASR Nlight Inc. Add +13.4% 2.15% +0.23
LINC Lincoln Educational Services Add +0.8% 0.74% +0.19
BSY Bentley Systems Inc. Class B Add +132.1% 0.35% +0.19
SMID Smith-Midland Corp. Add +0.5% 0.72% +0.19
MTN Vail Resorts Inc. Add +115.0% 0.31% +0.18
GENI Genius Sports Ltd. Add +0.3% 1.56% +0.16
MYRG MYR Group Inc./Delaware Add +20.0% 0.34% +0.15
PENG Penguin Solutions Inc. New 0.15% +0.15
LGTY Logility Supply Chain Soluti Add +9.5% 1.69% +0.14
PRO Pros Holdings Inc. New 0.14% +0.14
CTRI Centuri Holdings Inc. Add +3.9% 0.67% +0.13
VITL Vital Farms Inc. Add +1.7% 1.32% +0.12
ICHR Ichor Holdings Ltd. New 0.10% +0.10
PLOW Douglas Dynamics Inc. Add +366.7% 0.13% +0.10
KLC Kindercare Learning Cos Inc. New 0.09% +0.09
ASUR Asure Software Inc. Add +0.5% 1.81% +0.09
COHU Cohu Inc. Add +47.5% 0.24% +0.09
CRAI Cra International Inc. Add +0.3% 1.20% +0.08
MBLY Mobileye Global Inc. Class A New 0.08% +0.08
NSIT Insight Enterprises Inc. Add +150.0% 0.15% +0.06
ECVT Ecovyst Inc. Add +0.6% 0.54% +0.06
BMI Badger Meter Inc. Add +28.8% 0.29% +0.06
CMRC Commerce.com Inc. Add +25.0% 0.24% +0.06
NTIC Northern Technologies Intl Add +0.6% 0.55% +0.05
CLFD Clearfield Inc. New 0.05% +0.05
TRNS Transcat Inc. Add +28.4% 0.41% +0.05
ECG Everus Construction Group Add +7.8% 0.58% +0.04
AKAM Akamai Technologies Inc. Add +8.3% 1.44% +0.04
ESOA Energy Services of America Add +50.0% 0.07% +0.04
J Jacobs Solutions Inc. Add +30.0% 0.13% +0.03
TENB Tenable Holdings Inc. New 0.03% +0.03
CDNA Caredx Inc. New 0.02% +0.02
GRC Gorman-Rupp Co. Add +8.6% 0.41% +0.02
ALGM Allegro Microsystems Inc. Add +24.1% 0.15% +0.02
NVT Nvent Electric PLC Add +4.9% 0.84% +0.02
VSH Vishay Intertechnology Inc. Add +12.2% 1.85% +0.02
IOT Samsara Inc. Class A New 0.02% +0.02
MUR Murphy Oil Corp. Add +33.3% 0.09% +0.02
LUNA Luna Innovations Inc. Add +17.5% 0.20% +0.02
LINE Lineage Inc. Add +84.0% 0.05% +0.01
TER Teradyne Inc. Add +9.2% 0.46% +0.01
CYRX Cryoport Inc. Add +12.2% 0.15% +0.01

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