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CIK: 0000201772
Total reported value
$763.4M
$763.4M
306 檔
9.4%
In Q1 2026, Essex Investment Management Co LLC's U.S. equity holdings reached a combined market value of $763.4M, distributed across 306 disclosed stock positions.
Essex Investment Management Co LLC executed strategic sector rebalancing during Q1 2026, establishing 26 new positions while fully exiting 24 holdings and trimming 70 positions.
Showing top 200 holdings (of 306 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | TSEM | Tower Semiconductor Ltd. | Stock-Tech | 3.22% | +0.38% | -39.82% | |
| 2 | LINC | Lincoln Educational Services | Stock-Other | 2.29% | -0.07% | -8.62% | |
| 3 | STRL | Sterling Infrastructure Inc | Stock-Industrials | 2.07% | -0.29% | -28.26% | |
| 4 | KNSA | Kiniksa Pharmaceuticals International, plc | Stock-Other | 1.90% | +0.12% | -0.68% | |
| 5 | LGND | Ligand Pharmaceuticals | Stock-Healthcare | 1.85% | -0.05% | -2.60% | |
| 6 | DRS | Leonardo Drs Inc | Stock-Industrials | 1.84% | -0.44% | +1.79% | |
| 7 | KTOS | Kratos Defense & Security | Stock-Industrials | 1.77% | -0.77% | -16.48% | |
| 8 | GSAT | Globalstar Inc | Stock-Other | 1.74% | -1.74% | EXIT | |
| 9 | INSM | Insmed Inc | Stock-Healthcare | 1.62% | -1.02% | +0.41% | |
| 10 | GHM | Graham CORP | Stock-Other | 1.60% | -0.09% | -8.81% | |
| 11 | MIRM | Mirum Pharmaceuticals Inc | Stock-Other | 1.58% | +0.04% | -2.67% | |
| 12 | CECO | Ceco Environmental CORP | Stock-Other | 1.48% | +0.31% | +1.81% | |
| 13 | HCI | Hci Group Inc | Stock-Other | 1.41% | -0.12% | -2.66% | |
| 14 | AGX | Argan Inc | Stock-Industrials | 1.39% | +0.23% | -41.73% | |
| 15 | AAPL | Apple Inc | Stock-Tech | 1.31% | -0.08% | -6.56% | |
| 16 | BWAY | Brainsway Ltd-adr | Stock-Other | 1.30% | -0.10% | +103.35% | |
| 17 | AEM | Agnico Eagle Mines LTD | Stock-Materials | 1.24% | -0.46% | -3.45% | |
| 18 | AMSC | American Superconductor CORP | Stock-Other | 1.22% | -0.01% | +5.77% | |
| 19 | AMPX | Amprius Technologies Inc | Stock-Other | 1.19% | -0.67% | -13.80% | |
| 20 | GEV | GE Vernova Inc | Stock-Industrials | 1.15% | +0.12% | -3.30% | |
| 21 | PRIM | Primoris Services CORP | Stock-Industrials | 1.09% | -1.09% | EXIT | |
| 22 | ADPT | Adaptive Biotechnologies | Stock-Other | 1.08% | +0.25% | -20.96% | |
| 23 | TTI | Tetra Technologies Inc | Stock-Other | 1.04% | +0.06% | +1.80% | |
| 24 | GS | Goldman Sachs Group Inc | Stock-Financials | 1.01% | -0.01% | -12.74% | |
| 25 | WLDN | Willdan Group Inc | Stock-Other | 0.95% | -0.17% | +1.78% | |
| 26 | COHU | Cohu Inc | Stock-Other | 0.93% | +0.34% | +1.78% | |
| 27 | MSFT | Microsoft CORP | Stock-Tech | 0.93% | -0.16% | -10.34% | |
| 28 | MIR | Mirion Technologies Inc | Stock-Industrials | 0.91% | -0.22% | +1.90% | |
| 29 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 0.90% | -0.06% | -5.64% | |
| 30 | OII | Oceaneering Intl Inc | Stock-Energy | 0.89% | -0.09% | +1.89% | |
| 31 | WMS | Advanced Drainage Systems In | Stock-Industrials | 0.88% | -0.05% | -5.29% | |
| 32 | BVS | Bioventus Inc - A | Stock-Other | 0.87% | -0.87% | EXIT | |
| 33 | MAMA | Mama's Creations Inc | Stock-Other | 0.83% | -0.07% | +1.80% | |
| 34 | BWXT | Bwx Technologies Inc | Stock-Industrials | 0.83% | -0.18% | -6.21% | |
| 35 | PATK | Patrick Industries Inc | Stock-Consumer Disc | 0.81% | +0.17% | +0.62% | |
| 36 | LYTS | Lsi Industries Inc | Stock-Other | 0.81% | +0.22% | +1.80% | |
| 37 | ORN | Orion Group Holdings Inc | Stock-Other | 0.80% | +0.18% | +2.67% | |
| 38 | NVCR | NovoCure Limited | Stock-Healthcare | 0.78% | +0.09% | — | |
| 39 | TVTX | Travere Therapeutics Inc | Stock-Other | 0.76% | +0.24% | +1.89% | |
| 40 | AIP | Arteris Inc | Stock-Other | 0.76% | +1.01% | +1.81% | |
| 41 | AVPT | Avepoint Inc | Stock-Other | 0.75% | +0.09% | -1.88% | |
| 42 | ASML | ASML Holding N.V. | Stock-Tech | 0.74% | +0.18% | -6.57% | |
| 43 | SNDX | Syndax Pharmaceuticals Inc | Stock-Other | 0.74% | -0.74% | EXIT | |
| 44 | CXDO | Crexendo Inc | Stock-Other | 0.73% | -0.03% | +1.80% | |
| 45 | ECG | Everus Construction Group | Stock-Industrials | 0.71% | +0.08% | +1.89% | |
| 46 | XERS | Xeris Biopharma Holdings Inc | Stock-Other | 0.69% | +0.05% | +1.80% | |
| 47 | GMED | Globus Medical Inc - A | Stock-Healthcare | 0.68% | -0.17% | -2.73% | |
| 48 | AMBA | Ambarella, Inc. | Stock-Tech | 0.67% | +0.23% | -1.74% | |
| 49 | XZO | Exzeo Group Inc | Stock-Other | 0.67% | -0.08% | -1.02% | |
| 50 | FEIM | Frequency Electronics Inc | Stock-Other | 0.65% | +0.12% | +1.80% |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | LINC | Lincoln Educational Services | +0.9% | -8.62% | Trim |
| 2 | AMPX | Amprius Technologies Inc | +0.6% | -13.80% | Trim |
| 3 | DRS | Leonardo Drs Inc | +0.5% | +1.79% | Add |
| 4 | BVS | Bioventus Inc - A | +0.4% | +55.52% | Add |
| 5 | BWAY | Brainsway Ltd-adr | +0.4% | +103.35% | Add |
| 6 | OII | Oceaneering Intl Inc | +0.3% | +1.89% | Add |
| 7 | KNSA | Kiniksa Pharmaceuticals International, plc | +0.3% | -0.68% | Trim |
| 8 | CODA | Coda Octopus Group Inc | +0.3% | +713.94% | Add |
| 9 | RPID | Rapid Micro Biosystems Inc-a | +0.3% | +1318.24% | Add |
| 10 | GEV | GE Vernova Inc | +0.3% | -3.30% | Trim |
| 11 | AMSC | American Superconductor CORP | +0.3% | +5.77% | Add |
| 12 | LPTH | Lightpath Technologies Inc-a | +0.3% | +429.33% | Add |
| 13 | IDN | Intellicheck Inc | +0.3% | +67.09% | Add |
| 14 | COHU | Cohu Inc | +0.3% | +1.78% | Add |
| 15 | MIRM | Mirum Pharmaceuticals Inc | +0.2% | -2.67% | Trim |
| 16 | ECG | Everus Construction Group | +0.2% | +1.89% | Add |
| 17 | GHM | Graham CORP | +0.2% | -8.81% | Trim |
| 18 | AEM | Agnico Eagle Mines LTD | +0.2% | -3.45% | Trim |
| 19 | GSAT | Globalstar Inc | +0.2% | -1.03% | Trim |
| 20 | PKE | Park Aerospace CORP | +0.2% | +1.80% | Add |
| 21 | BKSY | Blacksky Technology Inc | +0.2% | +1.80% | Add |
| 22 | MTDR | Matador Resources Co | +0.2% | +2.05% | Add |
| 23 | DCBO | Docebo Inc | +0.1% | +70.66% | Add |
| 24 | MAMA | Mama's Creations Inc | +0.1% | +1.80% | Add |
| 25 | PRIM | Primoris Services CORP | +0.1% | -5.50% | Trim |
| 26 | LNG | Cheniere Energy Inc | +0.1% | -1.82% | Trim |
| 27 | BKR | Baker Hughes Co | +0.1% | -6.83% | Trim |
| 28 | ASML | ASML Holding N.V. | +0.1% | -6.57% | Trim |
| 29 | ORN | Orion Group Holdings Inc | +0.1% | +2.67% | Add |
| 30 | LGND | Ligand Pharmaceuticals | +0.1% | -2.60% | Trim |
| 31 | XPRO | Expro Group Holdings N.V. | +0.1% | +1.90% | Add |
| 32 | BWXT | Bwx Technologies Inc | +0.1% | -6.21% | Trim |
| 33 | CCLD | Carecloud Inc | +0.1% | +1.89% | Add |
| 34 | ENPH | Enphase Energy Inc | +0.1% | +46.84% | Add |
| 35 | NXT | Nextpower Inc-cl A | +0.1% | +23.11% | Add |
| 36 | MASS | 908 Devices Inc | +0.1% | +1.78% | Add |
| 37 | AMTB | Amerant Bancorp Inc | +0.1% | +1.77% | Add |
| 38 | AIP | Arteris Inc | +0.1% | +1.81% | Add |
| 39 | ON | On Semiconductor | +0.1% | +41.88% | Add |
| 40 | BGC | Bgc Group Inc-a | +0.1% | +1.90% | Add |
| 41 | CECO | Ceco Environmental CORP | +0.1% | +1.81% | Add |
| 42 | AGX | Argan Inc | +0.1% | -41.73% | Trim |
| 43 | CARR | Carrier Global CORP | +0.1% | +43.09% | Add |
| 44 | GENC | Gencor Industries Inc | +0.1% | +2.74% | Add |
| 45 | SMTC | Semtech CORP | +0.1% | +1.89% | Add |
| 46 | LYTS | Lsi Industries Inc | +0.1% | +1.80% | Add |
| 47 | CTVA | Corteva Inc | +0.1% | -2.15% | Trim |
| 48 | RVSB | Riverview Bancorp Inc | +0.1% | +2.71% | Add |
| 49 | JAZZ | Jazz Pharmaceuticals plc | +0.1% | -6.11% | Trim |
| 50 | PATK | Patrick Industries Inc | +0.1% | +0.62% | Add |
According to official SEC Form 13F filings, Essex Investment Management Co LLC reported a total U.S. public equity portfolio value of $763.4M across 306 disclosed positions in Q1 2026.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
In terms of portfolio concentration, the top 5 core holdings (including TSEM, LINC, STRL) accounted for 9.4% of total reported equity market value during Q1 2026.
Top New Position Initiated
NVCR
市值: $4.9M
Top Position Liquidated / Trimmed
BBNX
前期市值: $6.6M
During Q1 2026, Essex Investment Management Co LLC's top holdings by market value included TSEM (3.2%)、LINC (2.3%)、STRL (2.1%). The largest single position, TSEM, represented 3.2% of total portfolio value.
In Q1 2026, Essex Investment Management Co LLC made 189 total portfolio adjustments, initiating 26 new buys, adding to 69 positions, trimming 70 holdings, and fully liquidating 24 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
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