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Asset Manager ← All Institutions

ESSEX INVESTMENT MANAGEMENT CO LLC

Q2 2025 · Filed 2025-08-12
Market Value
$533M
+13.8%
Holdings
316
-8
New Purchases
22
Added To
23
Closed
25
Reduced
147
Top 10 Concentration
19.9%
Turnover
14.9%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
MIRM 1.08% 0.00% +1.08% $6M
STRL 2.30% 1.30% +1.00% $12M
GEV 1.44% 0.49% +0.95% $8M
AMSC 2.38% 1.44% +0.94% $13M
KTOS 3.05% 2.25% +0.81% $16M
COHU 0.53% 0.00% +0.53% $3M
MAMA 0.52% 0.00% +0.52% $3M
ORN 0.51% 0.00% +0.51% $3M
BKSY 0.51% 0.00% +0.51% $3M
KMDA 0.47% 0.00% +0.47% $3M
LZ 0.44% 0.00% +0.44% $2M
GHM 1.29% 0.86% +0.43% $7M
DRS 2.22% 1.80% +0.42% $12M
ULBI 0.40% 0.00% +0.40% $2M
RVSB 0.39% 0.00% +0.39% $2M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
ITCI 0.00% 1.40% -1.40% $0
TVTX 0.00% 0.97% -0.97% $0
GNRC 0.00% 0.83% -0.83% $0
HCI 1.71% 2.48% -0.77% $9M
MYO 0.08% 0.81% -0.73% $432K
BMRC 0.00% 0.63% -0.63% $0
PFE 0.00% 0.62% -0.62% $0
TILE 0.00% 0.60% -0.60% $0
TARS 0.00% 0.60% -0.60% $0
NEE 1.04% 1.61% -0.57% $6M
GWRE 1.03% 1.55% -0.53% $5M
RVLV 0.00% 0.51% -0.51% $0
FTDR 0.00% 0.48% -0.48% $0
QDEL 0.00% 0.47% -0.47% $0
EOLS 0.00% 0.47% -0.47% $0

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mega Cap 28 $48M 9.0%
Large Cap 104 $141M 26.5%
Mid Cap 62 $141M 26.4%
Small Cap 75 $171M 32.2%
Micro Cap 47 $32M 5.9%

Portfolio Analytics

Avg Market Cap
$106.5B
Median Market Cap
$4.9B
Avg P/E
44.1
Median P/E
28.1
Avg Dividend Yield
0.01%
Avg Beta
1.09
# Stocks
312
# ETFs / Funds
4

Top Holdings (316 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 KTOS 3.05% 350,352 $16M $46.45 $6M -4,315 -1.2%
2 AMSC 2.38% 346,042 $13M $36.69 $6M -26,179 -7.0%
3 STRL 2.30% 53,121 $12M $230.73 $6M -804 -1.5%
4 DRS 2.22% 254,042 $12M $46.48 $3M -1,817 -0.7%
5 AVPT 1.86% 512,703 $10M $19.31 $2M -6,926 -1.3%
6 MSFT 1.73% 18,485 $9M $497.41 $2M -323 -1.7%
7 HCI 1.71% 59,981 $9M $152.20 -$2M -17,889 -23.0%
8 LINC 1.66% 384,552 $9M $23.05 $3M -2,794 -0.7%
9 TSEM 1.59% 195,296 $8M $43.35 $2M +22,237 +12.8%
10 GEV 1.44% 14,485 $8M $529.15 $5M +7,010 +93.8%
11 AAPL 1.41% 36,647 $8M $205.17 -$823K -909 -2.4%
12 ADPT 1.35% 617,299 $7M $11.65 $3M -4,413 -0.7%
13 LGND 1.30% 60,810 $7M $113.68 $426K -892 -1.4%
14 GHM 1.29% 138,974 $7M $49.51 $3M -883 -0.6%
15 WLDN 1.26% 107,227 $7M $62.51 $1M -29,863 -21.8%
16 INSM 1.25% 66,345 $7M $100.64 $2M -455 -0.7%
17 AMZN 1.22% 29,599 $6M $219.39 $731K -688 -2.3%
18 GS 1.22% 9,149 $6M $707.75 $2M +57 +0.6%
19 MIR 1.21% 299,816 $6M $21.53 $2M -2,057 -0.7%
20 AGX 1.13% 27,318 $6M $220.48 $1M -8,892 -24.6%
21 MIRM 1.08% 112,731 $6M $50.89 +112,731 NEW
22 EVER 1.07% 234,677 $6M $24.18 $1M +67,748 +40.6%
23 AMBA 1.05% 84,479 $6M $66.06 $1M -1,952 -2.3%
24 NEE 1.04% 79,535 $6M $69.42 -$2M -26,656 -25.1%
25 GWRE 1.03% 23,265 $5M $235.45 -$2M -15,566 -40.1%
26 CRM 1.00% 19,497 $5M $272.69 -$34K -443 -2.2%
27 AEM 0.92% 41,294 $5M $118.93 $323K -1,028 -2.4%
28 UVE 0.91% 175,408 $5M $27.73 $677K -1,266 -0.7%
29 BPMC 0.87% 36,291 $5M $128.18 $976K -5,234 -12.6%
30 LYTS 0.85% 266,221 $5M $17.01 -$30K -1,924 -0.7%
31 PEGA 0.83% 81,973 $4M $54.13 $2M +40,126 +95.9%
32 CXDO 0.82% 721,828 $4M $6.07 $841K -5,229 -0.7%
33 PRIM 0.82% 55,869 $4M $77.94 $756K -6,802 -10.8%
34 CECO 0.81% 152,743 $4M $28.31 $816K -1,103 -0.7%
35 AMPX 0.81% 1,025,357 $4M $4.21 $2M +89,542 +9.6%
36 PATK 0.80% 46,055 $4M $92.27 $318K -436 -0.9%
37 BWXT 0.76% 28,128 $4M $144.06 $2M +6,602 +30.7%
38 NUTX 0.76% 32,403 $4M $124.49 -$68K -54,820 -62.9%
39 ZS 0.74% 12,641 $4M $313.94 $1M -272 -2.1%
40 BWAY 0.74% 300,940 $4M $13.15 $1M -2,225 -0.7%
41 STKL 0.74% 681,702 $4M $5.80 $537K -21,438 -3.0%
42 CLPT 0.73% 325,378 $4M $11.94 -$8K -2,081 -0.6%
43 SIBN 0.73% 206,408 $4M $18.82 $968K -1,492 -0.7%
44 OSPN 0.69% 220,306 $4M $16.69 $293K -1,593 -0.7%
45 CON 0.69% 178,412 $4M $20.57 $2M +79,285 +80.0%
46 GLDD 0.68% 298,682 $4M $12.19 $1M -2,139 -0.7%
47 MRC 0.68% 264,799 $4M $13.71 $568K -1,918 -0.7%
48 THC 0.67% 20,234 $4M $176.00 $345K -3,677 -15.4%
49 OCUL 0.66% 381,595 $4M $9.28 $724K -2,730 -0.7%
50 OLO 0.65% 387,672 $3M $8.90 $1M -2,769 -0.7%
51 DLTR 0.64% 34,483 $3M $99.04 $2M +17,931 +108.3%
52 MASS 0.64% 477,342 $3M $7.13 $1M -3,207 -0.7%
53 XERS 0.64% 725,774 $3M $4.67 -$621K -4,670 -0.6%
54 BGC 0.63% 326,659 $3M $10.23 $326K -2,240 -0.7%
55 GFF 0.62% 45,661 $3M $72.37 $17K -313 -0.7%
56 DIS 0.62% 26,458 $3M $124.01 $522K -1,497 -5.4%
57 STXS 0.61% 1,544,756 $3M $2.12 $536K -11,338 -0.7%
58 TRNS 0.61% 37,714 $3M $85.96 $414K -273 -0.7%
59 ASML 0.61% 4,027 $3M $801.39 $445K -172 -4.1%
60 SGH 0.60% 162,516 $3M $19.81 $378K -1,057 -0.7%
61 GMED 0.60% 54,536 $3M $59.02 -$879K -1,441 -2.6%
62 ARLO 0.59% 186,716 $3M $16.96 $1M -1,282 -0.7%
63 CGNT 0.59% 340,470 $3M $9.24 $471K -2,462 -0.7%
64 CVLG 0.59% 129,895 $3M $24.11 $811K +25,352 +24.2%
65 IEX 0.59% 17,831 $3M $175.57 -$724K -3,470 -16.3%
66 RDCM 0.58% 225,719 $3M $13.59 $471K -1,428 -0.6%
67 PAY 0.57% 91,983 $3M $32.75 -$821K -54,889 -37.4%
68 INTU 0.56% 3,814 $3M $787.63 $620K -69 -1.8%
69 RRC 0.56% 72,868 $3M $40.67 -$161K -5,379 -6.9%
70 NVRI 0.56% 340,846 $3M $8.68 $676K -2,463 -0.7%
71 RDVT 0.55% 59,202 $3M $49.20 $671K -427 -0.7%
72 PHR 0.54% 101,230 $3M $28.46 $276K -694 -0.7%
73 EVR 0.54% 10,561 $3M $270.02 $728K -73 -0.7%
74 COHU 0.53% 146,733 $3M $19.24 +146,733 NEW
75 MTRX 0.52% 205,496 $3M $13.51 $203K -1,489 -0.7%
76 MAMA 0.52% 331,927 $3M $8.30 +331,927 NEW
77 EXTR 0.52% 153,300 $3M $17.95 $711K -969 -0.6%
78 ORN 0.51% 300,287 $3M $9.07 +300,287 NEW
79 BKSY 0.51% 132,217 $3M $20.58 +132,217 NEW
80 PBPB 0.51% 220,446 $3M $12.25 $590K -1,456 -0.7%
81 AIP 0.50% 282,003 $3M $9.53 $725K -2,036 -0.7%
82 ARQT 0.50% 189,511 $3M $14.02 -$325K -1,127 -0.6%
83 PAYX 0.49% 17,886 $3M $145.46 -$200K -272 -1.5%
84 NOVT 0.49% 20,111 $3M $128.93 $3K -147 -0.7%
85 CRNT 0.48% 1,036,139 $3M $2.46 $97K -7,277 -0.7%
86 TTI 0.47% 751,809 $3M $3.36 -$18K -5,443 -0.7%
87 ASPN 0.47% 426,528 $3M $5.92 $1M +193,788 +83.3%
88 KMDA 0.47% 323,832 $3M $7.75 +323,832 NEW
89 BKR 0.47% 64,952 $2M $38.34 -$521K -3,563 -5.2%
90 LQDT 0.46% 104,912 $2M $23.59 -$802K -757 -0.7%
91 ONT 0.45% 108,414 $2M $21.89 $816K -775 -0.7%
92 LZ 0.44% 264,801 $2M $8.91 +264,801 NEW
93 ECG 0.44% 36,943 $2M $63.53 $968K -231 -0.6%
94 PRCT 0.44% 40,298 $2M $57.60 -$40K -233 -0.6%
95 ANGO 0.43% 230,757 $2M $9.92 $607K +51,567 +28.8%
96 SMTC 0.42% 49,140 $2M $45.14 $515K -357 -0.7%
97 ULBI 0.40% 238,877 $2M $8.98 +238,877 NEW
98 FVRR 0.40% 72,997 $2M $29.33 $400K -511 -0.7%
99 RVSB 0.39% 379,189 $2M $5.50 +379,189 NEW
100 OII 0.39% 100,336 $2M $20.72 +100,336 NEW

New Positions

SymbolValue% Port
MIRM $6M 1.08%
COHU $3M 0.53%
MAMA $3M 0.52%
ORN $3M 0.51%
BKSY $3M 0.51%
KMDA $3M 0.47%
LZ $2M 0.44%
ULBI $2M 0.40%
RVSB $2M 0.39%
OII $2M 0.39%
FEIM $2M 0.39%
AISP $2M 0.34%
INFU $2M 0.32%
DERM $2M 0.31%
DSP $2M 0.30%

Sold Out Positions

SymbolValue% Port
HASI —%
RVLV —%
HUBB —%
PFE —%
GNRC —%
GTLS —%
EEFT —%
ATER —%
EOLS —%
CSTE —%
FTDR —%
GDYN —%
ACIW —%
LUNG —%
NVCR —%
View SEC EDGAR Filings for ESSEX INVESTMENT MANAGEMENT CO LLC →

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms