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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
+7.95%
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
$632M
AUM Growth
-$24.2M
Cap. Flow
-$29.9M
Cap. Flow %
-4.73%
Top 10 Hldgs %
19.9%
Holding
333
New
27
Increased
83
Reduced
86
Closed
28

Top Buys

Rank Stock Value
1
NVCR icon
NovoCure
NVCR
+$5.65M
2
SNDX icon
Syndax Pharmaceuticals
SNDX
+$4.32M
3
MG icon
Mistras Group
MG
+$3.88M
4
RSKD icon
Riskified
RSKD
+$3.56M
5
MITK icon
Mitek Systems
MITK
+$3.41M

Top Sells

Rank Stock Value
1
TSEM icon
Tower Semiconductor
TSEM
+$10.3M
2
BBNX
Beta Bionics
BBNX
+$6.64M
3
UVE icon
Universal Insurance Holdings
UVE
+$6M
4
STRL icon
Sterling Infrastructure
STRL
+$4.94M
5
AGX icon
Argan
AGX
+$4.7M

Sector Composition

Rank Sector Weight
1 Industrials 28.14%
2 Technology 24.71%
3 Healthcare 23.43%
4 Financials 5.67%
5 Consumer Staples 4.62%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
JPM icon
151
JPMorgan Chase
JPM
$947B
$800K 0.13%
2,721
– –
MLM icon
152
Martin Marietta Materials
MLM
$32.3B
$785K 0.12%
1,333
– –
VLO icon
153
Valero Energy
VLO
$87.2B
$775K 0.12%
3,138
-3,164
-50% -$652K
AEVA
154
Aeva Technologies
AEVA
$1.73B
$767K 0.12%
58,274
-1,290
-2% -$19.2K
APD icon
155
Air Products & Chemicals
APD
$66.8B
$746K 0.12%
2,567
-966
-27% -$266K
FNV icon
156
Franco-Nevada
FNV
$44.6B
$740K 0.12%
2,995
-4
-0.1% -$990
LNN icon
157
Lindsay Corp
LNN
$1.17B
$706K 0.11%
+5,927
New +$752K
IWO icon
158
iShares Russell 2000 Growth ETF
IWO
$14.8B
$693K 0.11%
2,208
+298
+16% +$99.1K
WPM icon
159
Wheaton Precious Metals
WPM
$56.9B
$643K 0.1%
4,906
– –
MDT icon
160
Medtronic
MDT
$110B
$642K 0.1%
7,404
-2,247
-23% -$215K
SHLS icon
161
Shoals Technologies Group
SHLS
$1.45B
$616K 0.1%
93,670
-2,055
-2% -$16.9K
MRSH
162
Marsh
MRSH
$92.2B
$612K 0.1%
3,530
-369
-9% -$66.3K
CL icon
163
Colgate-Palmolive
CL
$74.1B
$591K 0.09%
6,931
-4,429
-39% -$395K
JNJ icon
164
Johnson & Johnson
JNJ
$619B
$583K 0.09%
2,384
-2
-0.1% -$466
EME icon
165
Emcor
EME
$35.7B
$542K 0.09%
734
-16
-2% -$11.6K
MWH
166
SOLV Energy Inc
MWH
$5.83B
$535K 0.08%
+17,808
New +$528K
ETON icon
167
Eton Pharmaceutcials
ETON
$1.26B
$498K 0.08%
20,182
– –
AMBQ
168
Ambiq Micro
AMBQ
$1.58B
$488K 0.08%
+19,216
New +$573K
PEP icon
169
PepsiCo
PEP
$189B
$482K 0.08%
3,106
-2,215
-42% -$345K
ACMR icon
170
ACM Research
ACMR
$5.46B
$463K 0.07%
11,770
– –
CAMT icon
171
Camtek
CAMT
$6.98B
$446K 0.07%
2,943
– –
ASYS icon
172
Amtech Systems
ASYS
$262M
$442K 0.07%
37,816
– –
EQNR icon
173
Equinor
EQNR
$93.7B
$441K 0.07%
10,457
– –
NEM icon
174
Newmont
NEM
$111B
$439K 0.07%
4,053
-688
-15% -$79.3K
SNA icon
175
Snap-on
SNA
$21.5B
$409K 0.06%
1,125
– –
5 6
7
8 9

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BI
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LCM
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KCMH
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SFM
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ACM
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VIM
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Essex Investment Management's Q1 2026 Portfolio in Review

As of Q1 2026, Essex Investment Management held 333 positions worth $632M, down 3.7% from $656M the previous quarter. Its ten largest holdings account for 20% of the portfolio.

Essex Investment Management withdrew a net $29.9M in Q1 2026, closing 28 positions and reducing 86 holdings. Its most notable exit was Beta Bionics, an estimated $6.64M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 28% of assets, up from 27% a quarter earlier, followed by Technology and Healthcare.

Against the trend, Essex Investment Management opened a new position in NovoCure worth $4.93M.

  • Essex Investment Management's largest Q1 2026 buy was NovoCure: 452,370 shares worth $4.93M.
  • Essex Investment Management added most to Rapid Micro Biosystems in Q1 2026, an estimated $3.01M increase.
  • Essex Investment Management's biggest Q1 2026 reduction was Tower Semiconductor, cutting an estimated $10.3M.
  • Essex Investment Management fully exited Beta Bionics in Q1 2026, selling an estimated $6.64M.
  • Essex Investment Management's ten largest holdings make up 20% of its $632M portfolio in Q1 2026.
  • Essex Investment Management opened 27 new positions and closed 28 in Q1 2026.
  • Essex Investment Management's portfolio value fell 3.7% quarter-over-quarter to $632M.

Based on Essex Investment Management's 13F filing for Q1 2026, filed 11 May 2026.