We are live on ! Find out more
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
PEGA icon
76
Pegasystems
PEGA
$5.38B
$3.17M 0.5%
74,445
-4,979
-6% -$231K
GWRE icon
77
Guidewire Software
GWRE
$14.2B
$3.16M 0.5%
21,153
-1,361
-6% -$207K
RSKD icon
78
Riskified
RSKD
$716M
$3.15M 0.5%
+803,032
New +$3.56M
THRM icon
79
Gentherm
THRM
$1.27B
$3.14M 0.5%
113,138
+2,101
+2% +$68.6K
CMCO icon
80
Columbus McKinnon
CMCO
$584M
$3.08M 0.49%
211,707
+3,717
+2% +$69.3K
DCBO
81
Docebo
DCBO
$566M
$3.01M 0.48%
172,367
+71,364
+71% +$1.36M
MASS icon
82
908 Devices
MASS
$364M
$3.01M 0.48%
491,221
+8,607
+2% +$53.9K
VREX icon
83
Varex Imaging
VREX
$523M
$2.97M 0.47%
279,551
+5,212
+2% +$66.5K
LQDA icon
84
Liquidia Corp
LQDA
$8.02B
$2.95M 0.47%
+78,171
New +$2.9M
STXS icon
85
Stereotaxis
STXS
$141M
$2.93M 0.46%
1,590,101
+28,082
+2% +$61.5K
JOUT icon
86
Johnson Outdoors
JOUT
$505M
$2.92M 0.46%
+62,864
New +$2.93M
NPCE icon
87
Neuropace
NPCE
$506M
$2.86M 0.45%
217,738
+3,846
+2% +$57.7K
RAIL icon
88
FreightCar America
RAIL
$260M
$2.81M 0.44%
352,343
+6,199
+2% +$70.2K
INFU icon
89
InfuSystem Holdings
INFU
$249M
$2.76M 0.44%
299,332
+5,275
+2% +$46K
AXSM icon
90
Axsome Therapeutics
AXSM
$10.9B
$2.76M 0.44%
16,328
-1,053
-6% -$182K
ARLO icon
91
Arlo Technologies
ARLO
$1.65B
$2.74M 0.43%
192,504
+3,585
+2% +$47.9K
INVE icon
92
Identive
INVE
$61.9M
$2.73M 0.43%
736,608
+12,923
+2% +$43.5K
SIBN icon
93
SI-BONE Inc
SIBN
$834M
$2.68M 0.42%
212,488
+3,766
+2% +$58.9K
TRMB icon
94
Trimble
TRMB
$13.9B
$2.67M 0.42%
40,964
-2,644
-6% -$184K
EVR icon
95
Evercore
EVR
$11.8B
$2.67M 0.42%
8,939
+170
+2% +$55.7K
XPRO icon
96
Expro Ltd
XPRO
$1.91B
$2.62M 0.41%
150,315
+2,796
+2% +$45.9K
CCLD icon
97
CareCloud
CCLD
$112M
$2.55M 0.4%
697,836
+12,932
+2% +$37K
MTDR icon
98
Matador Resources
MTDR
$6.09B
$2.53M 0.4%
39,998
+802
+2% +$40.2K
NOVT icon
99
Novanta
NOVT
$5.92B
$2.45M 0.39%
20,703
+366
+2% +$48K
ONT
100
Onterris Inc
ONT
$580M
$2.44M 0.39%
111,473
+1,960
+2% +$47.1K
2 3
4
5 6

Similar funds

AMM
American Money Management Rancho Santa Fe, California $632M AUM 14.06% 1-Year Est. Return
WA
WFM Asia Road Town, Tortola, British Virgin Islands $632M AUM 14.51% 1-Year Est. Return
BI
BlueSpruce Investments Chicago, Illinois $631M AUM 11.83% 1-Year Est. Return
LCM
Lynx1 Capital Management San Juan, Puerto Rico $633M AUM 173.22% 1-Year Est. Return
KCMH
Keywise Capital Management (HK) Hong Kong $630M AUM 81.01% 1-Year Est. Return
SFM
Sphera Funds Management Tel Aviv, Israel $630M AUM 108.65% 1-Year Est. Return
ACM
Arini Captial Management London, United Kingdom $634M AUM
VIM
Vancity Investment Management Vancouver, British Columbia, Canada $629M AUM 2.49% 1-Year Est. Return

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.