ESSEX INVESTMENT MANAGEMENT CO LLC

PrivateCIK: 201772
Location

BOSTON, MA

301
Positions
$674.70M
Total AUM (reported)
29.26M
Total Shares

Allocation by class

TOTAL AUM$674.70M301 positions
COM$658.68M97.6%
ADR$14.53M2.2%
ETF$1.49M0.2%

Portfolio Concentration

Top 37.1%4–1010.0%11–2516.1%Rest66.8%TOP 1017.2%0%100%
Top 3$48.04M7.1%
4–10$67.79M10.0%
11–25$108.32M16.1%
Rest$450.55M66.8%

Top 3 weight

7.1%

Top 10 weight

17.2%

Voting Authority Distribution

Total shares with voting rights: 11.27M

Sole

Full voting authority

63.30K

shares

% of voting shares0.6%
Shared

Joint voting authority

11.20M

shares

% of voting shares99.4%
None

No voting authority

0.00

shares

% of voting shares0.0%

Investment Discretion (by position count)

Sole301
Shared0
Other0
Dominant voting typeShared · 99.4% of voting shares
Institutional Holdings301
Rows:

TOWER SEMICONDUCTOR LTD

SOLE
COM
Shares91.52K
TypeSH
Market value$20.81M
3.08%
Sole
0.00
Shared
17.23K
None
0.00

KINIKSA PHARMACEUTICALS INTL P

SOLE
COM
Shares202.02K
TypeSH
Market value$15.07M
2.23%
Sole
0.00
Shared
60.28K
None
0.00

LIGAND PHARMACEUTICALS INC

SOLE
COM
Shares38.92K
TypeSH
Market value$12.16M
1.80%
Sole
0.00
Shared
9.89K
None
0.00

ADAPTIVE BIOTECHNOLOGIES CORP

SOLE
COM
Shares401.74K
TypeSH
Market value$11.61M
1.72%
Sole
0.00
Shared
178.03K
None
0.00

APPLE INC

SOLE
COM
Shares31.08K
TypeSH
Market value$10.35M
1.53%
Sole
0.00
Shared
643.00
None
0.00

CECO ENVIRONMENTAL CORP

SOLE
COM
Shares145.72K
TypeSH
Market value$10.15M
1.50%
Sole
0.00
Shared
65.75K
None
0.00

HCI GROUP INC

SOLE
COM
Shares54.28K
TypeSH
Market value$9.44M
1.40%
Sole
0.00
Shared
12.38K
None
0.00

LEONARDO DRS INC

SOLE
COM
Shares242.48K
TypeSH
Market value$8.88M
1.32%
Sole
0.00
Shared
108.24K
None
0.00

MIRUM PHARMACEUTICALS INC

SOLE
COM
Shares101.72K
TypeSH
Market value$8.69M
1.29%
Sole
0.00
Shared
24.40K
None
0.00

COHU INC

SOLE
COM
Shares127.18K
TypeSH
Market value$8.67M
1.28%
Sole
0.00
Shared
56.51K
None
0.00

AVEPOINT INC

SOLE
COM
Shares551.99K
TypeSH
Market value$7.77M
1.15%
Sole
0.00
Shared
166.86K
None
0.00

STERLING INFRASTRUCTURE INC

SOLE
COM
Shares15.54K
TypeSH
Market value$7.64M
1.13%
Sole
0.00
Shared
4.11K
None
0.00

TRAVERE THERAPEUTICS INC

SOLE
COM
Shares129.49K
TypeSH
Market value$7.62M
1.13%
Sole
0.00
Shared
61.50K
None
0.00

BRAINSWAY LTD

SOLE
ADR
Shares574.82K
TypeSH
Market value$7.59M
1.12%
Sole
0.00
Shared
248.89K
None
0.00

GE VERNOVA INC

SOLE
COM
Shares7.98K
TypeSH
Market value$7.58M
1.12%
Sole
0.00
Shared
150.00
None
0.00

NUVATION BIO INC

SOLE
COM
Shares1.34M
TypeSH
Market value$7.53M
1.12%
Sole
0.00
Shared
394.37K
None
0.00

WERNER ENTERPRISES INC

SOLE
COM
Shares220.51K
TypeSH
Market value$7.49M
1.11%
Sole
0.00
Shared
59.88K
None
0.00

MICROSOFT CORP

SOLE
COM
Shares14.47K
TypeSH
Market value$7.42M
1.10%
Sole
0.00
Shared
359.00
None
0.00

FREQUENCY ELECTRS INC

SOLE
COM
Shares86.27K
TypeSH
Market value$7.29M
1.08%
Sole
0.00
Shared
38.85K
None
0.00

BIODESIX INC

SOLE
COM
Shares234.54K
TypeSH
Market value$7.00M
1.04%
Sole
0.00
Shared
105.44K
None
0.00

AGNICO EAGLE MINES LTD

SOLE
COM
Shares37.20K
TypeSH
Market value$6.82M
1.01%
Sole
0.00
Shared
336.00
None
0.00

NOVOCURE LTD

SOLE
COM
Shares424.13K
TypeSH
Market value$6.76M
1.00%
Sole
0.00
Shared
119.03K
None
0.00

XERIS BIOPHARMA HOLDINGS INC

SOLE
COM
Shares693.26K
TypeSH
Market value$6.63M
0.98%
Sole
0.00
Shared
312.57K
None
0.00

SEMTECH CORP

SOLE
COM
Shares37.03K
TypeSH
Market value$6.60M
0.98%
Sole
0.00
Shared
17.66K
None
0.00

MARVELL TECHNOLOGY INC

SOLE
COM
Shares24.84K
TypeSH
Market value$6.56M
0.97%
Sole
0.00
Shared
675.00
None
0.00
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