Stocks/Funds/CIK 1167212

NEEDHAM INVESTMENT MANAGEMENT LLC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1167212
Assets
$1.95B
+83.4% YoY
Holdings
175
Lifetime alpha vs market
-0.56% annual
Average hold time
4.2 yr
median 2.8 yr

Quarterly history

Cum return +49% vs S&P +52% · α -3% lifetimeAUM $2.0B · peak $2.0BFlow $119M (+8%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+7.35%
adds when stocks drop
when a holding falls −10%+
Middle response
+3.12%
steady accumulation
Rally response
-2.41%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
LASRnLIGHT, Inc.$110M5.6%+633.8%7.0 yr
VICRVicor Corporation$84M4.3%+244.2%10.5 yr
VRTVertiv Holdings Co$71M3.7%+247.5%4.5 yr
PDFSPDF Solutions, Inc.$66M3.4%+71.2%10.5 yr
AIPArteris, Inc.$65M3.3%+137.9%3.3 yr
FORMFormFactor, Inc.$59M3.0%+242.8%10.5 yr
VSHVishay Intertechnology, $53M2.7%+16.1%10.5 yr
LINCLincoln Educational Serv$52M2.7%+156.3%2.0 yr
ODCOil-Dri Corporation of A$44M2.3%+43.6%10.5 yr
NVMINova Ltd.$40M2.0%+135.6%10.5 yr
UTIUniversal Technical Inst$37M1.9%+40.6%2.0 yr
SMCISuper Micro Computer, In$37M1.9%-33.5%1.5 yr
THRThermon Group Holdings, $32M1.6%+81.0%4.5 yr
TDUPThredUp Inc.$30M1.6%+36.1%4.8 yr
VECOVeeco Instruments Inc.$30M1.5%+68.6%6.8 yr

Portfolio composition (YoY)

Industry mix
Semiconductors24.9%+5.8pp$487M
Hardware, Equipment & Parts10.4%-1.3pp$203M
Software - Application5.6%-2.9pp$109M
Industrial - Machinery5.1%+0.8pp$100M
Electrical Equipment & Parts4.6%+1.9pp$90M
Education & Training Services4.6%+2.8pp$89M
Chemicals - Specialty4.3%+0.3pp$84M
Engineering & Construction3.9%+1.2pp$76M
Aerospace & Defense3.2%+1.0pp$63M
Computer Hardware2.2%-2.5pp$44M
Country
US92.8%+1.6pp
IL2.6%-0.2pp
GB2.1%-1.2pp
Unknown1.2%+0.2pp
IE0.6%-0.1pp
NL0.4%+0.1pp
CA0.3%-0.2pp
Top 5: 20.3% · Top 10: 32.9% · Top 25: 54.2%

Winners

TickerPrev $PnLYoY %
LASR$20M+0.13B633.8%
VICR$36M+0.09B244.2%
VRT$21M+0.05B247.5%
FORM$19M+0.05B242.8%
NVMI$26M+0.04B135.6%

Losers

TickerPrev $PnLYoY %
SMCI$49M-0.02B-33.5%
ASUR$24M-0.00B-9.9%
PSN$17M-0.00B-8.5%
CRAI$14M-0.00B-5.4%

Top buys this quarter · 15

TNC Tennant Company+$11M
TDUP ThredUp Inc.+$30M
VSH Vishay Intertechnology, Inc.+$10M
AIP Arteris, Inc.+$9M
TTI TETRA Technologies, Inc.+$9M
UTI Universal Technical Institute,+$8M
GNRC Generac Holdings Inc.+$7M
CRAI CRA International, Inc.+$7M
VITL Vital Farms, Inc.+$16M
MTZ MasTec, Inc.new+$6M

Top sells this quarter · 15

TTMI TTM Technologies, Inc.$10M
FORM FormFactor, Inc.$39M
ENTG Entegris, Inc.$9M
NVMI Nova Ltd.$37M
HEI HEICO Corporation$8M
VICR Vicor Corporation$62M
COHR Coherent, Inc.$8M
ICHR Ichor Holdings, Ltd.$7M
PLAB Photronics, Inc.$7M
KLAC KLA Corporation$4M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$1.95B175+66.46%+17.59%+48.87%+0.12B
2025-12-31$1.58B161+23.09%+17.72%+5.37%+0.08B
2025-09-30$1.43B160+14.32%+17.52%-3.20%+0.04B
2025-06-30$1.25B149+4.20%+14.94%-10.74%-0.06B
2025-03-31$1.07B149-12.07%+8.30%-20.37%-0.05B
2024-12-31$1.29B149+12.01%+24.89%-12.87%+0.03B
2024-09-30$1.30B145+33.61%+36.04%-2.43%+0.07B
2024-06-30$1.22B140+18.66%+24.49%-5.83%+0.10B
2024-03-31$1.07B130+26.44%+29.62%-3.18%+0.21B
2023-12-31$789M129+23.32%+26.18%-2.85%+0.11B
2023-09-30$586M119+11.09%+21.57%-10.48%+0.04B
2023-06-30$606M119+15.87%+19.42%-3.55%-0.03B
2023-03-31$578M120-19.59%-7.82%-11.77%-0.01B
2022-12-31$551M116+4.43%+7.56%-3.13%+0.02B
2022-09-30$509M117-6.01%-4.93%-1.08%+0.01B
2022-06-30$533M120-23.24%-16.11%-7.13%+0.00B