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NIM
Needham Investment Management Portfolio holdings
AUM
$3.33B
1-Year Est. Return
163.16%
This Fund
S&P 500
This Quarter
Est. Return
+72.57%
1 Year Est. Return
+163.16%
3 Year Est. Return
+424.09%
5 Year Est. Return
+460.72%
10 Year Est. Return
+1,945.3%
AUM
$3.33B
AUM Growth
+$1.37B
(+70%)
Cap. Flow
+$316M
Cap. Flow
% of AUM
9.5%
Top 10 Holdings %
Top 10 Hldgs %
38.13%
Holding
188
New
12
Increased
76
Reduced
28
Closed
12
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
ELMT
The Elmet Group
ELMT
|
+$45.3M |
| 2 |
Ceco Environmental
CECO
|
+$45.1M |
| 3 |
TETRA Technologies
TTI
|
+$22.3M |
| 4 |
Lantronix
LTRX
|
+$20.2M |
| 5 |
Franklin Electric
FELE
|
+$15.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
THR
Thermon Group Holdings
THR
|
+$31.9M |
| 2 |
Adtran
ADTN
|
+$12.1M |
| 3 |
FormFactor
FORM
|
+$7.43M |
| 4 |
Aspen Aerogels
ASPN
|
+$6.17M |
| 5 |
Coherent
COHR
|
+$4.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 55.11% |
| 2 | Industrials | 21.48% |
| 3 | Materials | 4.41% |
| 4 | Consumer Staples | 3.88% |
| 5 | Consumer Discretionary | 3.57% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
176
Standard BioTools
LAB
$266M
| $28.3K | ﹤0.01% |
34,435
| – | – |
|
177
DuPont de Nemours
DD
$17.8B
| – | – |
-5,667
| Closed | -$779K |
|
178
Extreme Networks
EXTR
$2.82B
| – | – |
-45,000
| Closed | -$679K |
|
179
Fortrea Holdings
FTRE
$1.66B
| – | – |
-37,763
| Closed | -$356K |
|
180
Ichor Holdings
ICHR
$2.15B
| – | – |
-5,000
| Closed | -$233K |
|
181
MaxLinear
MXL
$6.1B
| – | – |
-115,000
| Closed | -$2M |
|
182
Power Integrations
POWI
$2.88B
| – | – |
-25,400
| Closed | -$1.3M |
|
183
Sterling Infrastructure
STRL
$15.4B
| – | – |
-1,500
| Closed | -$611K |
|
|
THR
184
DELISTED
Thermon Group Holdings
THR
| – | – |
-632,500
| Closed | -$31.9M |
|
|
UCTT
185
Ultra Clean Holdings
UCTT
$3.4B
| – | – |
-5,000
| Closed | -$311K |
|
|
PENG
186
Penguin Solutions Inc
PENG
$2.69B
| – | – |
-50,000
| Closed | -$880K |
|
|
CRCL
187
Circle Internet Group
CRCL
$25B
| – | – |
-5,412
| Closed | -$516K |
|
|
FIGR
188
Figure Technology Solutions
FIGR
$8.51B
| – | – |
-72,429
| Closed | -$2.46M |
|
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Needham Investment Management's Q2 2026 Portfolio in Review
As of Q2 2026, Needham Investment Management held 188 positions worth $3.33B, up 70% from $1.96B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
Needham Investment Management deployed $316M of net new capital in Q2 2026, opening 12 new positions and adding to 76 existing holdings. Its largest new stake was The Elmet Group: 2,639,416 shares worth $52.1M.
By sector, the portfolio is most concentrated in Technology at 55% of assets, up from 48% a quarter earlier, followed by Industrials and Materials.
On the sell side, the largest reduction was Adtran, an estimated $12.1M trimmed.
- Needham Investment Management's largest Q2 2026 buy was The Elmet Group: 2,639,416 shares worth $52.1M.
- Needham Investment Management added most to Ceco Environmental in Q2 2026, an estimated $45.1M increase.
- Needham Investment Management's biggest Q2 2026 reduction was Adtran, cutting an estimated $12.1M.
- Needham Investment Management fully exited Thermon Group Holdings in Q2 2026, selling an estimated $31.9M.
- Needham Investment Management's ten largest holdings make up 38% of its $3.33B portfolio in Q2 2026.
- Needham Investment Management opened 12 new positions and closed 12 in Q2 2026.
- Needham Investment Management's portfolio value rose 70% quarter-over-quarter to $3.33B.
Based on Needham Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.