NEEDHAM INVESTMENT MANAGEMENT LLC
Q1 2026 Form 13-F
NEW YORK, NEW YORK
CIK 0001167212
· CRD 106783
· SEC-registered investment adviser
Consolidated report · includes
4 managers
since Q2 2013
$2.0B Reported Value Total
NEEDHAM INVESTMENT MANAGEMENT, LLC reports 5 total accounts under management (AUM). There are 5 discretionary accounts valued at $1,800,954,018, and 0 non-discretionary accounts.
Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
Private funds (Form ADV)
3 funds
· $279.8M gross asset value
Hedge Fund: $279.8M
Source: Form ADV filed 2026-03-30
Reported value
$2.0B
Quarter over quarter
+15.5%
Holdings
176
Top-10 concentration
32.9%
Filing Structure
Reports holdings for
- NEEDHAM EMERGING GROWTH PARTNERS LP · File #028-11515 · since Q2 2013
- NEEDHAM GROWTH FUND · File #028-11514 · since Q2 2013
- Needham Aggressive Growth Fund · File #028-14744 · since Q4 2021
- Needham Small Cap Growth Fund · File #028-14743 · since Q4 2019
Key People
Form ADV owners & control persons
James Michael Abbruzzese
CHIEF COMPLIANCE OFFICER
John Oliver Barr
EVP - PORTFOLIO MANAGER
James William Giangrasso
CHIEF FINANCIAL OFFICER
Filing Navigation
Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.
13F Metrics
Loading 13F Metrics
Q1 2026 13F record
Q1 2026 13F filing summary
| Period of report | March 31, 2026 |
|---|---|
| Filed | May 15, 2026 |
| Form | 13F-HR |
| Reported value | $2.0B |
| Positions | 176 |
| Change in reported value | +23.7% |
| New positions | 21 |
| Exited positions | 7 |
| Position turnover | 15.3% |
| Top-10 concentration | 32.9% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q2 2026 13F
Filed Aug 13, 2026
|
176 | $3.3B |
|
Q1 2026 13F
Filed May 15, 2026
|
176 | $2.0B |
|
Q4 2025 13F
Filed Feb 17, 2026
|
162 | $1.6B |
|
Q3 2025 13F
Filed Nov 14, 2025
|
161 | $1.4B |
|
Q2 2025 13F
Filed Aug 14, 2025
|
150 | $1.3B |
|
Q1 2025 13F
Filed May 15, 2025
|
150 | $1.1B |
|
Q4 2024 13F
Filed Feb 14, 2025
|
150 | $1.3B |
|
Q3 2024 13F
Filed Nov 14, 2024
|
146 | $1.3B |
|
Q2 2024 13F
Filed Aug 14, 2024
|
141 | $1.2B |
|
Q1 2024 13F
Filed May 15, 2024
|
131 | $1.1B |
|
Q4 2023 13F
Filed Feb 14, 2024
|
130 | $792.1M |
|
Q3 2023 13F
Filed Nov 14, 2023
|
120 | $588.0M |
|
Q2 2023 13F
Filed Aug 14, 2023
|
120 | $607.0M |
|
Q1 2023 13F
Filed May 15, 2023
|
121 | $579.8M |
|
Q4 2022 13F
Filed Feb 14, 2023
|
117 | $552.6M |
|
Q3 2022 13F
Filed Nov 14, 2022
|
118 | $510.4M |
|
Q2 2022 13F
Filed Aug 12, 2022
|
121 | $535.0M |
|
Q1 2022 13F
Filed May 16, 2022
|
124 | $690.9M |
|
Q4 2021 13F
Filed Feb 14, 2022
|
119 | $796.7M |
|
Q3 2021 13F
Filed Nov 15, 2021
|
122 | $749.2M |
33 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q1 2026
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | LASR NLIGHT INC | $109.6M | 5.6% |
| 2 | VICR VICOR CORP | $84.0M | 4.29% |
| 3 | VRT VERTIV HOLDINGS CO | $71.5M | 3.65% |
| 4 | PDFS PDF SOLUTIONS INC | $66.2M | 3.38% |
| 5 | AIP ARTERIS INC | $65.0M | 3.32% |
| 6 | FORM FORMFACTOR INC | $58.5M | 2.99% |
| 7 | VSH VISHAY INTERTECHNOLOGY INC | $52.6M | 2.69% |
| 8 | LINC LINCOLN EDL SVCS CORP | $52.0M | 2.66% |
| 9 | ODC OIL DRI CORP AMER | $44.1M | 2.25% |
| 10 | NVMI NOVA LTD | $40.0M | 2.05% |
| 11 | UTI UNIVERSAL TECHNICAL INST INC | $37.2M | 1.9% |
| 12 | SMCI SUPER MICRO COMPUTER INC | $36.8M | 1.88% |
| 13 | THR THERMON GROUP HLDGS INC | $31.9M | 1.63% |
| 14 | TDUP THREDUP INC | $30.4M | 1.55% |
| 15 | VECO VEECO INSTRS INC DEL | $29.8M | 1.52% |
| 16 | TTI TETRA TECHNOLOGIES INC DEL | $28.8M | 1.47% |
| 17 | MKSI MKS INC. | $27.6M | 1.41% |
| 18 | VPG VISHAY PRECISION GROUP INC | $26.9M | 1.38% |
| 19 | COHR COHERENT CORP | $25.1M | 1.28% |
| 20 | ARLO ARLO TECHNOLOGIES INC | $25.0M | 1.28% |
Values as reported on the Q1 2026 Form 13F. Every position is in the holdings table below.