ESSEX INVESTMENT MANAGEMENT CO LLC
data from 30/09/2025
Capitalization
$ 653.417 M
18.81 %
Performance
$ -838.085 B
107 224.88 %
| Date | Ticket | Name | Weight | Capitalization | Share number | First added | Performance ($) | Performance (%) |
|---|---|---|---|---|---|---|---|---|
| 2025/09/30 | KTOS | KRATOS DEFENSE & SEC SOLUTIONS | 3.41% | 22.299 M $ | 244055 | 2022/03/31 | 15.738 M $ | 96.71 % |
| 2025/09/30 | STRL | STERLING INFRASTRUCTURE INC | 2.37% | 15.502 M $ | 45636 | 2015/09/30 | 5.788 M $ | 47.22 % |
| 2025/09/30 | AMSC | AMERICAN SUPERCONDUCTOR CORP | 2.23% | 14.585 M $ | 245581 | 2023/09/30 | 7.855 M $ | 61.87 % |
| 2025/09/30 | TSEM | TOWER SEMICONDUCTOR LTD | 2.17% | 14.195 M $ | 196339 | 2024/03/31 | 5.654 M $ | 66.78 % |
| 2025/09/30 | INSM | INSMED INC | 1.92% | 12.540 M $ | 87077 | 2023/06/30 | 2.877 M $ | 43.09 % |
| 2025/09/30 | DRS | LEONARDO DRS INC | 1.82% | 11.920 M $ | 262550 | 2022/12/31 | -274.365 K $ | -2.32 % |
| 2025/09/30 | HCI | HCI GROUP INC | 1.77% | 11.577 M $ | 60318 | 2018/06/30 | 2.383 M $ | 26.10 % |
| 2025/09/30 | LGND | LIGAND PHARMACEUTICALS INC | 1.66% | 10.831 M $ | 61142 | 2024/06/30 | 3.859 M $ | 55.82 % |
| 2025/09/30 | KNSA | KINIKSA PHARMACEUTICALS INTL P | 1.47% | 9.603 M $ | 247301 | 2024/06/30 | 1.913 M $ | 40.33 % |
| 2025/09/30 | ADPT | ADAPTIVE BIOTECHNOLOGIES CORP | 1.46% | 9.551 M $ | 638461 | 2023/03/31 | 2.043 M $ | 28.41 % |
| 2025/09/30 | MSFT | MICROSOFT CORP | 1.45% | 9.460 M $ | 18265 | 2013/06/30 | 379.681 K $ | 4.13 % |
| 2025/09/30 | LINC | LINCOLN EDL SVCS CORP | 1.43% | 9.338 M $ | 397359 | 2017/06/30 | 173.048 K $ | 1.95 % |
| 2025/09/30 | AAPL | APPLE INC | 1.41% | 9.233 M $ | 36260 | 2013/06/30 | 1.813 M $ | 24.11 % |
| 2025/09/30 | MIRM | MIRUM PHARMACEUTICALS INC | 1.27% | 8.318 M $ | 113458 | 2025/06/30 | 2.527 M $ | 44.06 % |
| 2025/09/30 | CECO ENVIRONMENTAL CORP | 1.24% | 8.089 M $ | 157980 | 2018/12/31 | 3.496 M $ | 80.85 % | |
| 2025/09/30 | GHM | GRAHAM CORP | 1.21% | 7.891 M $ | 143742 | 2022/09/30 | 749.069 K $ | 10.89 % |
| 2025/09/30 | AVPT | AVEPOINT INC | 1.19% | 7.779 M $ | 518232 | 2024/03/31 | -2.205 M $ | -22.27 % |
| 2025/09/30 | AGX | ARGAN INC | 1.17% | 7.642 M $ | 28298 | 2023/12/31 | 1.354 M $ | 22.48 % |
| 2025/09/30 | WLDN | WILLDAN GROUP INC | 1.17% | 7.630 M $ | 78915 | 2014/09/30 | 3.665 M $ | 54.68 % |
| 2025/09/30 | PRIM | PRIMORIS SVCS CORP | 1.16% | 7.570 M $ | 55123 | 2023/06/30 | 3.318 M $ | 76.20 % |
| 2025/09/30 | AMPX | AMPRIUS TECHNOLOGIES INC | 1.12% | 7.337 M $ | 697387 | 2025/03/31 | 6.470 M $ | 149.88 % |
| 2025/09/30 | MIR | MIRION TECHNOLOGIES INC | 1.11% | 7.222 M $ | 310500 | 2023/09/30 | 518.681 K $ | 8.04 % |
| 2025/09/30 | GS | GOLDMAN SACHS GROUP INC | 1.10% | 7.162 M $ | 8993 | 2013/06/30 | 810.601 K $ | 12.52 % |
| 2025/09/30 | GSAT | GLOBALSTAR INC | 1.08% | 7.072 M $ | 194343 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | AMBA | AMBARELLA INC | 1.08% | 7.043 M $ | 85352 | 2024/06/30 | 1.390 M $ | 24.90 % |
| 2025/09/30 | AEM | AGNICO EAGLE MINES LTD | 1.05% | 6.884 M $ | 40843 | 2013/09/30 | 2.049 M $ | 41.73 % |
| 2025/09/30 | LYTS | LSI INDS INC OHIO | 0.99% | 6.496 M $ | 275147 | 2015/03/31 | 1.757 M $ | 38.80 % |
| 2025/09/30 | AMZN | AMAZON COM INC | 0.98% | 6.430 M $ | 29285 | 2013/06/30 | 5.327 K $ | 0.08 % |
| 2025/09/30 | XERS | XERIS BIOPHARMA HOLDINGS INC | 0.93% | 6.105 M $ | 750034 | 2024/12/31 | 2.518 M $ | 74.30 % |
| 2025/09/30 | WMS | ADVANCED DRAIN SYS INC DEL | 0.91% | 5.950 M $ | 42898 | 2024/09/30 | 229.436 K $ | 20.76 % |
| 2025/09/30 | GEV | GE VERNOVA INC | 0.89% | 5.831 M $ | 9483 | 2024/06/30 | 1.242 M $ | 16.21 % |
| 2025/09/30 | EVER | EVERQUOTE INC | 0.83% | 5.392 M $ | 235782 | 2024/06/30 | -307.426 K $ | -5.42 % |
| 2025/09/30 | GWRE | GUIDEWIRE SOFTWARE INC | 0.81% | 5.264 M $ | 22901 | 2022/12/31 | -130.051 K $ | -2.37 % |
| 2025/09/30 | BWXT | BWX TECHNOLOGIES INC | 0.78% | 5.104 M $ | 27682 | 2022/09/30 | 1.134 M $ | 27.98 % |
| 2025/09/30 | CLPT | CLEARPOINT NEURO INC | 0.78% | 5.065 M $ | 232458 | 2024/03/31 | 3.205 M $ | 82.50 % |
| 2025/09/30 | OUST | OUSTER INC | 0.77% | 5.022 M $ | 185664 | 2024/03/31 | 700.481 K $ | 11.55 % |
| 2025/09/30 | STXS | STEREOTAXIS INC | 0.76% | 4.970 M $ | 1598114 | 2019/12/31 | 1.529 M $ | 46.70 % |
| 2025/09/30 | PATK | PATRICK INDS INC | 0.74% | 4.848 M $ | 46874 | 2016/06/30 | 513.973 K $ | 12.09 % |
| 2025/09/30 | CXDO | CREXENDO INC | 0.74% | 4.846 M $ | 745504 | 2020/09/30 | 310.386 K $ | 7.08 % |
| 2025/09/30 | UVE | UNIVERSAL INS HLDGS INC | 0.73% | 4.767 M $ | 181244 | 2024/06/30 | -250.833 K $ | -5.16 % |
| 2025/09/30 | BWAY | BRAINSWAY LTD | 0.72% | 4.682 M $ | 310684 | 2023/12/31 | 577.804 K $ | 14.60 % |
| 2025/09/30 | PEGA | PEGASYSTEMS INC | 0.71% | 4.638 M $ | 80660 | 2024/09/30 | 276.249 K $ | 6.23 % |
| 2025/09/30 | OCUL | OCULAR THERAPEUTIX INC | 0.71% | 4.607 M $ | 394076 | 2023/06/30 | 919.643 K $ | 25.97 % |
| 2025/09/30 | CRM | SALESFORCE INC | 0.70% | 4.603 M $ | 19422 | 2020/03/31 | -695.847 K $ | -13.09 % |
| 2025/09/30 | ENVIRI CORP | 0.68% | 4.471 M $ | 352360 | 2023/06/30 | 1.367 M $ | 46.20 % | |
| 2025/09/30 | TTI | TETRA TECHNOLOGIES INC DEL | 0.68% | 4.467 M $ | 776904 | 2022/06/30 | 1.797 M $ | 71.13 % |
| 2025/09/30 | BBNX | BETA BIONICS INC | 0.68% | 4.423 M $ | 222615 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | PENG | PENGUIN SOLUTIONS INC | 0.68% | 4.418 M $ | 168126 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | MASS | 908 DEVICES INC | 0.66% | 4.327 M $ | 493949 | 2025/03/31 | 778.067 K $ | 22.86 % |
| 2025/09/30 | STKL | SUNOPTA INC | 0.62% | 4.074 M $ | 695206 | 2014/06/30 | 40.902 K $ | 1.03 % |
| 2025/09/30 | OII | OCEANEERING INTL INC | 0.60% | 3.946 M $ | 159261 | 2025/06/30 | 407.364 K $ | 19.59 % |
| 2025/09/30 | COHU | COHU INC | 0.60% | 3.921 M $ | 192846 | 2025/06/30 | 159.938 K $ | 5.67 % |
| 2025/09/30 | TVTX | TRAVERE THERAPEUTICS INC | 0.59% | 3.872 M $ | 161988 | 2025/03/31 | 0.000 $ | 0.00 % |
| 2025/09/30 | MXL | MAXLINEAR INC | 0.59% | 3.864 M $ | 240269 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | ASML | ASML HOLDING N V | 0.57% | 3.747 M $ | 3870 | 2025/03/31 | 671.300 K $ | 20.80 % |
| 2025/09/30 | TRMB | TRIMBLE INC | 0.57% | 3.729 M $ | 45669 | 2024/03/31 | 96.350 K $ | 7.46 % |
| 2025/09/30 | ZS | ZSCALER INC | 0.57% | 3.726 M $ | 12434 | 2023/09/30 | -180.513 K $ | -4.55 % |
| 2025/09/30 | GLDD | GREAT LAKES DREDGE & DOCK CORP | 0.57% | 3.703 M $ | 308809 | 2023/09/30 | -59.736 K $ | -1.64 % |
| 2025/09/30 | ARQT | ARCUTIS BIOTHERAPEUTICS INC | 0.57% | 3.700 M $ | 196262 | 2024/06/30 | 915.338 K $ | 34.45 % |
| 2025/09/30 | ANGO | ANGIODYNAMICS INC | 0.56% | 3.657 M $ | 327396 | 2025/03/31 | 288.446 K $ | 12.60 % |
| 2025/09/30 | SMTC | SEMTECH CORP | 0.56% | 3.640 M $ | 50946 | 2025/03/31 | 1.293 M $ | 58.29 % |
| 2025/09/30 | OSPN | ONESPAN INC | 0.55% | 3.617 M $ | 227628 | 2024/03/31 | -176.244 K $ | -4.79 % |
| 2025/09/30 | GFF | GRIFFON CORP | 0.55% | 3.602 M $ | 47302 | 2022/06/30 | 172.598 K $ | 5.22 % |
| 2025/09/30 | MAMA | MAMAS CREATIONS INC | 0.55% | 3.593 M $ | 341864 | 2025/06/30 | 733.558 K $ | 26.63 % |
| 2025/09/30 | SMWB | SIMILARWEB LTD | 0.54% | 3.541 M $ | 380793 | 2024/03/31 | 380.953 K $ | 18.62 % |
| 2025/09/30 | CON | CONCENTRA GROUP HOLDINGS PAREN | 0.52% | 3.424 M $ | 163572 | 2024/12/31 | 64.228 K $ | 1.75 % |
| 2025/09/30 | RDCM | RADCOM LTD | 0.52% | 3.381 M $ | 233361 | 2024/12/31 | 203.147 K $ | 6.62 % |
| 2025/09/30 | CRNT | CERAGON NETWORKS LTD | 0.51% | 3.304 M $ | 1418197 | 2023/06/30 | -134.698 K $ | -5.28 % |
| 2025/09/30 | CURI | CURIOSITYSTREAM INC | 0.50% | 3.298 M $ | 622310 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | ECG | EVERUS CONSTR GROUP | 0.50% | 3.285 M $ | 38308 | 2024/12/31 | 820.873 K $ | 34.98 % |
| 2025/09/30 | EXTR | EXTREME NETWORKS | 0.50% | 3.280 M $ | 158817 | 2024/12/31 | 413.909 K $ | 15.04 % |
| 2025/09/30 | ARLO | ARLO TECHNOLOGIES INC | 0.50% | 3.276 M $ | 193267 | 2024/06/30 | -1.867 K $ | -0.06 % |
| 2025/09/30 | BGC | BGC GROUP INC | 0.49% | 3.202 M $ | 338489 | 2024/03/31 | -251.527 K $ | -7.53 % |
| 2025/09/30 | RDVT | RED VIOLET INC | 0.49% | 3.199 M $ | 61217 | 2024/06/30 | 180.566 K $ | 6.20 % |
| 2025/09/30 | DLTR | DOLLAR TREE INC | 0.49% | 3.170 M $ | 33594 | 2013/06/30 | -161.035 K $ | -4.72 % |
| 2025/09/30 | FEIM | FREQUENCY ELECTRS INC | 0.48% | 3.168 M $ | 93410 | 2025/06/30 | 1.012 M $ | 49.32 % |
| 2025/09/30 | SIBN | SI-BONE INC | 0.48% | 3.141 M $ | 213385 | 2024/09/30 | -846.272 K $ | -21.79 % |
| 2025/09/30 | INFU | INFUSYSTEM HLDGS INC | 0.48% | 3.112 M $ | 300397 | 2025/06/30 | 1.136 M $ | 66.03 % |
| 2025/09/30 | MEG | MONTROSE ENVIRONMENTAL GROUP I | 0.47% | 3.074 M $ | 111954 | 2023/12/31 | 603.865 K $ | 25.45 % |
| 2025/09/30 | PKE | PARK AEROSPACE CORP | 0.47% | 3.060 M $ | 150434 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | WOR | WORTHINGTON ENTERPRISES INC | 0.47% | 3.059 M $ | 55133 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | EVR | EVERCORE INC | 0.46% | 3.022 M $ | 8958 | 2013/06/30 | 710.755 K $ | 24.92 % |
| 2025/09/30 | GMED | GLOBUS MED INC | 0.46% | 3.014 M $ | 52624 | 2018/06/30 | -95.438 K $ | -2.97 % |
| 2025/09/30 | LQDT | LIQUIDITY SVCS INC | 0.46% | 2.975 M $ | 108452 | 2024/09/30 | 402.862 K $ | 16.28 % |
| 2025/09/30 | DIS | DISNEY WALT CO | 0.45% | 2.972 M $ | 25958 | 2016/12/31 | -251.615 K $ | -7.67 % |
| 2025/09/30 | AIP | ARTERIS INC | 0.45% | 2.951 M $ | 292159 | 2024/09/30 | 160.741 K $ | 5.98 % |
| 2025/09/30 | PAY | PAYMENTUS HOLDINGS INC | 0.45% | 2.917 M $ | 95315 | 2023/06/30 | -197.763 K $ | -6.56 % |
| 2025/09/30 | BKR | BAKER HUGHES COMPANY | 0.45% | 2.915 M $ | 59827 | 2025/03/31 | 674.201 K $ | 27.07 % |
| 2025/09/30 | CVLG | COVENANT LOGISTICS GROUP INC | 0.44% | 2.907 M $ | 134216 | 2023/12/31 | -318.242 K $ | -10.16 % |
| 2025/09/30 | LAW | CS DISCO INC | 0.44% | 2.868 M $ | 443942 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | TRNS | TRANSCAT INC | 0.44% | 2.853 M $ | 38982 | 2018/09/30 | -481.230 K $ | -14.84 % |
| 2025/09/30 | LZ | LEGALZOOM COM INC | 0.44% | 2.848 M $ | 274367 | 2025/06/30 | 389.257 K $ | 16.50 % |
| 2025/09/30 | DCBO | DOCEBO INC | 0.43% | 2.824 M $ | 103346 | 2022/12/31 | -112.208 K $ | -5.56 % |
| 2025/09/30 | BLND | BLEND LABS INC | 0.43% | 2.793 M $ | 765257 | 2024/09/30 | 144.742 K $ | 10.61 % |
| 2025/09/30 | MTRX | MATRIX SVC CO | 0.43% | 2.783 M $ | 212743 | 2022/12/31 | -88.363 K $ | -3.18 % |
| 2025/09/30 | BKSY | BLACKSKY TECHNOLOGY INC | 0.42% | 2.758 M $ | 136881 | 2025/06/30 | -56.853 K $ | -2.09 % |
| 2025/09/30 | KMDA | KAMADA LTD | 0.42% | 2.751 M $ | 396434 | 2025/06/30 | -262.303 K $ | -10.45 % |
| 2025/09/30 | ASPN | ASPEN AEROGELS INC | 0.42% | 2.715 M $ | 390033 | 2017/09/30 | 443.589 K $ | 17.57 % |
| 2025/09/30 | JAZZ | JAZZ PHARMACEUTICALS PLC | 0.41% | 2.697 M $ | 20463 | 2025/09/30 | 0.000 $ | 0.00 % |
| 2025/09/30 | INTU | INTUIT | 0.40% | 2.605 M $ | 3814 | 2013/06/30 | -399.402 K $ | -13.30 % |