NEEDHAM INVESTMENT MANAGEMENT LLC

Hedge Fund • Long/Short

NEEDHAM INVESTMENT MANAGEMENT LLC is a Long/Short Hedge Fund based in New York, NY led by George Austin Needham, managing $1.4B across 161 long positions as of Q3 2025 with 48% Technology concentration and 47% technology allocation.

CEOGeorge Austin Needham

Portfolio Value: $1.4B
Positions: 161
Top Holding: SMCI at 4.7%
Last Reported: Q3 2025

Address250 Park Ave, 10th Floor, New York, NY, 10177, United States

Top Holdings

Largest long holdings in NEEDHAM INVESTMENT MANAGEMENT LLC's portfolio (30.5% of total portfolio)

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Holding	Sector	Position	Weight	Traded	Ownership	Owned Since
1 Super Micro Computer, Inc. SMCI	Computer Hardware Technology	$67.4M	4.70%	-$1.1M Sold	0.24% 1.4M shares	Q1 2020 Held for 5y 8m
2 ThredUp Inc. TDUP	Specialty Retail Consumer Cyclical	$53.6M	3.74%	-$1.9M Sold	4.61% 5.7M shares	Q3 2021 Held for 4y 2m
3 nLIGHT, Inc. LASR	Semiconductors Technology	$53.1M	3.71%	-$1.3M Sold	3.59% 1.8M shares	Q2 2021 Held for 4y 5m
4 PDF Solutions PDFS	Software - Application Technology	$52.1M	3.64%	+$2.7M Bought	5.11% 2.0M shares	≤ Q2 2013 Held for 12y 5m+
5 Vertiv Holdings Co VRT	Electrical Equipment & Parts Industrials	$42.8M	2.99%	-$113.1K Sold	0.07% 284.0K shares	Q4 2021 Held for 3y 11m
6 Nova Ltd. NVMI	Semiconductors Technology	$37.3M	2.60%	-$4.2M Sold	0.39% 116.8K shares	≤ Q2 2013 Held for 12y 5m+
7 Oil-Dri Corporation of America ODC	Chemicals - Specialty Basic Materials	$35.0M	2.44%	+$732.5K Bought	3.92% 573.5K shares	≤ Q2 2013 Held for 12y 5m+
8 Arteris, Inc. AIP	Semiconductors Technology	$33.6M	2.34%	+$3.7M Bought	7.80% 3.3M shares	Q1 2023 Held for 2y 8m
9 Vicor VICR	Hardware, Equipment & Parts Technology	$31.9M	2.22%	-$3.2M Sold	1.43% 641.5K shares	Q4 2014 Held for 10y 11m
10 Genius Sports GENI	Internet Content & Information Communication Services	$30.7M	2.14%	+$1.5M Bought	1.04% 2.5M shares	Q3 2023 Held for 2y 2m

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Changes

Portfolio activity, position movements, and quarter-over-quarter changes in NEEDHAM INVESTMENT MANAGEMENT LLC's latest filing

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Market Value

$1.4B

Prior: $1.3B

Q/Q Change

+14.51%

+$181.6M

Net Flows % of MV

+3.5%

Turnover Ratio

6.95%

New Purchases

15 stocks

$30.2M

Added To

63 stocks

+$94.5M

Sold Out Of

3 stocks

$37.4M

Reduced Holdings

35 stocks

-$37.1M

Increased Positions

Position	Shares Δ	Change
1 Ceco Environmental CECO	New	0 → 175.0K +$9.0M
2 Box BOX	New	0 → 160.0K +$5.2M
3 BWX Technologies BWXT	New	0 → 23.5K +$4.3M
4 Tennant Company TNC	New	0 → 32.5K +$2.6M
5 CMRC Commerce.com, Inc. Series 1 Common Stock CMRC	New	0 → 425.0K +$2.1M

Decreased Positions

Position	Shares Δ	Change
1 Faro Technologies FARO	Sold	818.4K → 0 −$35.9M
2 Sportradar Group AG SRAD	Sold	35.0K → 0 −$982.8K
3 Mativ Holdings MATV	Sold	72.5K → 0 −$494.5K
4 Calix CALX	-87.5%	40.0K → 5.0K −$2.1M
5 Quest Resource Holdings QRHC	-61.21%	406.0K → 157.5K −$387.7K