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EIM

Essex Investment Management Portfolio holdings

AUM $632M
1-Year Est. Return 95.36%
This Fund
S&P 500
This Quarter Est. Return
+8.84%
1 Year Est. Return
+95.36%
3 Year Est. Return
+271.62%
5 Year Est. Return
+354.98%
10 Year Est. Return
+3,586.14%
AUM
$656M
AUM Growth
+$2.52M
Cap. Flow
-$21.1M
Cap. Flow %
-3.22%
Top 10 Hldgs %
18.98%
Holding
335
New
36
Increased
22
Reduced
128
Closed
29

Top Buys

Rank Stock Value
1
XZO
Exzeo Group
XZO
+$5.54M
2
THRM icon
Gentherm
THRM
+$4M
3
WGO icon
Winnebago Industries
WGO
+$3.99M
4
OSG
Octave Specialty Group
OSG
+$3.51M
5
WK icon
Workiva
WK
+$3.43M

Top Sells

Rank Stock Value
1
CLPT icon
ClearPoint Neuro
CLPT
+$5.07M
2
INSM icon
Insmed
INSM
+$4.5M
3
NVRI icon
Enviri
NVRI
+$4.47M
4
PENG
Penguin Solutions Inc
PENG
+$4.42M
5
KTOS icon
Kratos Defense & Security Solutions
KTOS
+$4.41M

Sector Composition

Rank Sector Weight
1 Industrials 27.31%
2 Technology 25.7%
3 Healthcare 21.88%
4 Financials 7.67%
5 Communication Services 4.96%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SNA icon
176
Snap-on
SNA
$20.8B
$388K 0.06%
1,125
– –
NVS icon
177
Novartis
NVS
$289B
$383K 0.06%
2,775
– –
LOPE icon
178
Grand Canyon Education
LOPE
$3.72B
$383K 0.06%
2,300
– –
LNSR icon
179
LENSAR
LNSR
$94M
$349K 0.05%
30,034
– –
ETON icon
180
Eton Pharmaceutcials
ETON
$1.17B
$341K 0.05%
20,182
– –
OPXS icon
181
Optex Systems
OPXS
$81.6M
$328K 0.05%
23,126
– –
GE icon
182
GE Aerospace
GE
$374B
$326K 0.05%
1,059
– –
STRT icon
183
STRATTEC Security
STRT
$341M
$320K 0.05%
4,207
– –
CAMT icon
184
Camtek
CAMT
$8.21B
$313K 0.05%
2,943
– –
SITM icon
185
SiTime
SITM
$21.1B
$300K 0.05%
850
– –
PPIH
186
Perma-Pipe International
PPIH
$216M
$289K 0.04%
9,526
– –
ACLS icon
187
Axcelis
ACLS
$4.49B
$269K 0.04%
3,350
– –
BWEN icon
188
Broadwind
BWEN
$126M
$268K 0.04%
94,788
– –
AMPG icon
189
AmpliTech
AMPG
$158M
$263K 0.04%
87,840
+18,523
+27% +$62.6K
DUK icon
190
Duke Energy
DUK
$96.8B
$249K 0.04%
2,122
– –
EQNR icon
191
Equinor
EQNR
$96.3B
$247K 0.04%
10,457
-316
-3% -$7.45K
DAIO icon
192
Data I/O
DAIO
$31.8M
$237K 0.04%
74,641
– –
GEOS icon
193
Geospace Technologies
GEOS
$65.5M
$231K 0.04%
13,636
– –
CPSH icon
194
CPS Technologies
CPSH
$84.3M
$229K 0.03%
74,114
– –
CODA icon
195
Coda Octopus Group
CODA
$116M
$217K 0.03%
23,299
+8,865
+61% +$80.1K
DUOT icon
196
Duos Technologies
DUOT
$295M
$215K 0.03%
19,138
– –
ESOA icon
197
Energy Services of America
ESOA
$240M
$213K 0.03%
26,088
+8,462
+48% +$81.3K
TSLA icon
198
Tesla
TSLA
$1.32T
$212K 0.03%
471
– –
SO icon
199
Southern Company
SO
$106B
$208K 0.03%
2,391
– –
TRT
200
Trio-Tech International
TRT
$116M
$208K 0.03%
+31,474
New +$133K
6 7
8
9 10

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Essex Investment Management's Q4 2025 Portfolio in Review

As of Q4 2025, Essex Investment Management held 335 positions worth $656M, up 0.39% from $653M the previous quarter. Its ten largest holdings account for 19% of the portfolio.

Essex Investment Management withdrew a net $21.1M in Q4 2025, closing 29 positions and reducing 128 holdings. Its most notable exit was ClearPoint Neuro, an estimated $5.07M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 27% of assets, down from 32% a quarter earlier, followed by Technology and Healthcare.

Against the trend, Essex Investment Management opened a new position in Exzeo Group worth $7.06M.

  • Essex Investment Management's largest Q4 2025 buy was Exzeo Group: 291,076 shares worth $7.06M.
  • Essex Investment Management added most to Workiva in Q4 2025, an estimated $3.43M increase.
  • Essex Investment Management's biggest Q4 2025 reduction was Insmed, cutting an estimated $4.5M.
  • Essex Investment Management fully exited ClearPoint Neuro in Q4 2025, selling an estimated $5.07M.
  • Essex Investment Management's ten largest holdings make up 19% of its $656M portfolio in Q4 2025.
  • Essex Investment Management opened 36 new positions and closed 29 in Q4 2025.
  • Essex Investment Management's portfolio value rose 0.39% quarter-over-quarter to $656M.

Based on Essex Investment Management's 13F filing for Q4 2025, filed 13 Feb 2026.