ESSEX INVESTMENT MANAGEMENT CO LLC
Latest 13F filing data - Q3 2025
Holdings (Top positions)
| Stock | Ticker | ||
|---|---|---|---|
 | RIVN | 34K | $499.31K |
 | AEHR | 34K | $1.02M |
 | DLTR | 34K | $3.17M |
 | IOT | 30K | $1.13M |
 | LNSR | 30K | $370.92K |
 | AMZN | 29K | $6.43M |
 | OWLT | 29K | $241.93K |
 | AGX | 28K | $7.64M |
 | BWXT | 28K | $5.10M |
 | TEM | 28K | $2.23M |
 | LASE | 27K | $117.93K |
 | B | 27K | $881.45K |
 | DIS | 26K | $2.97M |
 | NEPH | 25K | $117.41K |
 | OPXS | 23K | $298.09K |
 | GWRE | 23K | $5.26M |
 | AIRG | 23K | $98.83K |
 | CNVS | 22K | $75.36K |
 | PRLB | 21K | $1.04M |
 | NOVT | 21K | $2.08M |
Rivian Automotive, Inc.
RIVN
Shares Held
34K
Value
$499.31K
Aehr Test Systems
AEHR
Shares Held
34K
Value
$1.02M
Dollar Tree, Inc.
DLTR
Shares Held
34K
Value
$3.17M
Samsara Inc.
IOT
Shares Held
30K
Value
$1.13M
LENSAR, Inc.
LNSR
Shares Held
30K
Value
$370.92K
Amazon.com, Inc.
AMZN
Shares Held
29K
Value
$6.43M
Owlet, Inc.
OWLT
Shares Held
29K
Value
$241.93K
Argan, Inc.
AGX
Shares Held
28K
Value
$7.64M
BWX Technologies, Inc.
BWXT
Shares Held
28K
Value
$5.10M
Tempus AI, Inc.
TEM
Shares Held
28K
Value
$2.23M
Laser Photonics Corporation
LASE
Shares Held
27K
Value
$117.93K
Barrick Mining Corporation
B
Shares Held
27K
Value
$881.45K
The Walt Disney Company
DIS
Shares Held
26K
Value
$2.97M
Nephros, Inc.
NEPH
Shares Held
25K
Value
$117.41K
Optex Systems Holdings, Inc
OPXS
Shares Held
23K
Value
$298.09K
Guidewire Software, Inc.
GWRE
Shares Held
23K
Value
$5.26M
Airgain, Inc.
AIRG
Shares Held
23K
Value
$98.83K
Cineverse Corp.
CNVS
Shares Held
22K
Value
$75.36K
Proto Labs, Inc.
PRLB
Shares Held
21K
Value
$1.04M
Novanta Inc.
NOVT
Shares Held
21K
Value
$2.08M