$380 Million is the total value of OBERWEIS ASSET MANAGEMENT INC/'s 138 reported holdings in Q4 2020. The portfolio turnover from Q3 2020 to Q4 2020 was 55.4% .
| Value | Shares | ↓ Weighting | ||||||
|---|---|---|---|---|---|---|---|---|
| CSTM | Buy | Constellium NV Cl A | $89,267,000 | +81.2% | 6,380,797 | +1.7% | 23.50% | +41.7% |
| FVRR | Sell | Fiverr Intl Ltd. | $68,134,000 | +4.0% | 349,224 | -25.9% | 17.94% | -18.7% |
| DAVA | Buy | Endava Plc Ads | $36,029,000 | +36.2% | 469,431 | +12.0% | 9.49% | +6.5% |
| UPWK | Buy | Upwork, Inc. | $13,844,000 | +98.2% | 401,050 | +0.1% | 3.64% | +55.0% |
| CSTL | Buy | Castle Biosciences, Inc. | $10,953,000 | +32.5% | 163,110 | +1.5% | 2.88% | +3.6% |
| CDNA | Buy | CareDx, Inc. | $8,929,000 | +97.9% | 123,240 | +3.7% | 2.35% | +54.8% |
| MGNI | Buy | Magnite, Inc. | $8,472,000 | +344.5% | 275,857 | +0.5% | 2.23% | +247.5% |
| ECOM | Sell | ChannelAdvisor Corporation | $5,031,000 | +8.8% | 314,810 | -1.4% | 1.32% | -14.8% |
| TUP | New | Tupperware Corp. | $4,722,000 | – | 145,780 | +100.0% | 1.24% | – |
| DECK | Buy | Deckers Outdoor Corp. | $4,643,000 | +32.3% | 16,190 | +1.5% | 1.22% | +3.6% |
| BAND | Sell | Bandwidth, Inc. | $4,479,000 | -40.6% | 29,150 | -32.5% | 1.18% | -53.5% |
| SSTK | Buy | Shutterstock, Inc. | $4,103,000 | +426.7% | 57,230 | +282.6% | 1.08% | +312.2% |
| ATEC | Buy | Alphatec Hldgs Inc. | $3,825,000 | +318.5% | 263,400 | +91.4% | 1.01% | +226.9% |
| VNET | Buy | 21Vianet Group, Inc. - ADR | $3,785,000 | +104.3% | 109,100 | +36.4% | 1.00% | +59.8% |
| IPHI | Sell | INPHI Corp. | $3,708,000 | -22.3% | 23,110 | -45.7% | 0.98% | -39.3% |
| TNDM | Sell | Tandem Diabetes Care, Inc. | $3,538,000 | -41.6% | 36,980 | -30.7% | 0.93% | -54.3% |
| MODN | Buy | Model N, Inc. | $3,014,000 | +4.8% | 84,480 | +3.6% | 0.79% | -18.1% |
| APPS | Sell | Digital Turbine, Inc. | $2,900,000 | +0.3% | 51,275 | -41.9% | 0.76% | -21.5% |
| IIVI | Sell | II-VI Inc. | $2,738,000 | +72.6% | 36,040 | -7.8% | 0.72% | +35.0% |
| ADUS | Buy | Addus Homecare Corp. | $2,646,000 | +24.2% | 22,600 | +0.3% | 0.70% | -2.8% |
| CACI | Buy | CACI International, Inc. | $2,549,000 | +19.3% | 10,225 | +2.0% | 0.67% | -6.7% |
| RPD | Sell | Rapid7, Inc. | $2,485,000 | +39.1% | 27,560 | -5.5% | 0.65% | +8.8% |
| GNOG | New | Golden Nugget Online Gaming, I | $2,366,000 | – | 120,100 | +100.0% | 0.62% | – |
| TAL | Sell | Tal Education Group ADR | $2,145,000 | -14.5% | 30,000 | -9.1% | 0.56% | -33.1% |
| SE | Sell | Sea Ltd | $2,143,000 | +24.9% | 10,764 | -3.3% | 0.56% | -2.4% |
| CROX | Sell | Crocs, Inc. | $1,961,000 | +4.1% | 31,300 | -29.0% | 0.52% | -18.6% |
| PDD | New | Pinduoduo Inc. | $1,954,000 | – | 11,000 | +100.0% | 0.51% | – |
| AMRC | Sell | Ameresco, Inc. | $1,923,000 | +29.3% | 36,808 | -17.3% | 0.51% | +1.0% |
| SYNA | Buy | Synaptics, Inc. | $1,921,000 | +119.3% | 19,930 | +83.0% | 0.51% | +71.5% |
| BILI | New | Bilibili, Inc. Spon ADR | $1,903,000 | – | 22,200 | +100.0% | 0.50% | – |
| SHYF | Shyft Group, Inc. | $1,890,000 | +50.4% | 66,600 | 0.0% | 0.50% | +17.7% | |
| TREX | Sell | Trex Company, Inc. | $1,774,000 | +15.3% | 21,190 | -1.4% | 0.47% | -9.8% |
| BJ | Buy | BJs Wholesale Club Holdings, I | $1,727,000 | -8.9% | 46,330 | +1.6% | 0.46% | -28.7% |
| INMD | Buy | Inmode Ltd. | $1,643,000 | +69.4% | 34,600 | +29.1% | 0.43% | +32.4% |
| SPY | Buy | SPDR S&P 500 ETF Trust | $1,641,000 | +12.0% | 4,390 | +0.3% | 0.43% | -12.4% |
| ZUMZ | Zumiez Inc. | $1,482,000 | +32.2% | 40,300 | 0.0% | 0.39% | +3.4% | |
| ACLS | Sell | Axcelis Technologies | $1,436,000 | +16.2% | 49,320 | -12.2% | 0.38% | -9.1% |
| DOOR | Buy | Masonite Intl Corp. | $1,406,000 | +5.1% | 14,300 | +5.1% | 0.37% | -17.8% |
| LIQT | LiqTech International, Inc | $1,350,000 | -5.3% | 168,729 | 0.0% | 0.36% | -26.0% | |
| ACHC | New | Acadia Healthcare Co., Inc. | $1,317,000 | – | 26,195 | +100.0% | 0.35% | – |
| UPLD | Sell | Upland Software, Inc. | $1,312,000 | +17.1% | 28,600 | -3.7% | 0.34% | -8.5% |
| CAMT | Camtek, Ltd. | $1,292,000 | +42.4% | 58,980 | 0.0% | 0.34% | +11.5% | |
| NPO | Buy | EnPro Industries, Inc. | $1,239,000 | +55.8% | 16,400 | +16.3% | 0.33% | +21.6% |
| BOOT | Buy | Boot Barn Hldgs, Inc. | $1,231,000 | +74.9% | 28,400 | +13.6% | 0.32% | +36.7% |
| COHU | New | Cohu, Inc. | $1,209,000 | – | 31,676 | +100.0% | 0.32% | – |
| TPX | Buy | Tempur Sealy International, In | $1,193,000 | +261.5% | 44,190 | +1094.3% | 0.31% | +182.9% |
| MBUU | Buy | Malibu Boats, Inc. | $1,193,000 | +51.4% | 19,100 | +20.1% | 0.31% | +18.5% |
| MHO | Buy | M/I Homes, Inc. | $1,165,000 | +1.2% | 26,300 | +5.2% | 0.31% | -20.7% |
| VCRA | Vocera Communications, Inc. | $1,167,000 | +42.8% | 28,100 | 0.0% | 0.31% | +11.6% | |
| MX | Buy | Magnachip Semiconductor Corp. | $1,153,000 | +3.9% | 85,300 | +5.3% | 0.30% | -18.7% |
| UCTT | Sell | Ultra Clean Holdings | $1,153,000 | +37.4% | 37,000 | -5.4% | 0.30% | +7.8% |
| ATSG | Sell | Air Transport Services Group, | $1,141,000 | +18.0% | 36,400 | -5.7% | 0.30% | -8.0% |
| CDMO | New | Avid Bioservices, Inc. | $1,102,000 | – | 95,500 | +100.0% | 0.29% | – |
| SAH | Sonic Automotive 'a' | $1,084,000 | -3.9% | 28,100 | 0.0% | 0.28% | -25.0% | |
| PRFT | Perficient Inc. | $1,072,000 | +11.4% | 22,500 | 0.0% | 0.28% | -13.0% | |
| AAPL | Sell | Apple, Inc. | $1,060,000 | +6.9% | 7,991 | -6.7% | 0.28% | -16.5% |
| MYRG | Sell | MYR Group, Inc. | $1,058,000 | +26.4% | 17,600 | -21.8% | 0.28% | -1.1% |
| FLXS | New | Flexsteel Inds, Inc. | $1,049,000 | – | 30,000 | +100.0% | 0.28% | – |
| VOXX | New | VOXX International Corporation | $1,050,000 | – | 82,300 | +100.0% | 0.28% | – |
| ENSG | Sell | Ensign Group, Inc. | $1,035,000 | -20.1% | 14,200 | -37.4% | 0.27% | -37.4% |
| NIO | Sell | NIO Inc | $975,000 | -42.6% | 20,000 | -75.0% | 0.26% | -55.1% |
| AMOT | Buy | Allied Motion Technologies | $950,000 | +31.6% | 18,600 | +6.3% | 0.25% | +2.9% |
| CRAI | CRA Int'l Inc. | $942,000 | +35.9% | 18,500 | 0.0% | 0.25% | +6.4% | |
| COLL | Sell | Collegium Pharmaceutical, Inc. | $921,000 | -16.9% | 46,000 | -13.5% | 0.24% | -34.9% |
| ATHM | New | Autohome, Inc. ADR | $897,000 | – | 9,000 | +100.0% | 0.24% | – |
| ATEN | New | A10 Networks, Inc. | $869,000 | – | 88,100 | +100.0% | 0.23% | – |
| OOMA | OOMA Inc. | $855,000 | +10.3% | 59,400 | 0.0% | 0.22% | -13.8% | |
| CVGI | New | Commercial Vehicle Group | $848,000 | – | 98,000 | +100.0% | 0.22% | – |
| AMED | Sell | Amedisys Inc. | $837,000 | +18.1% | 2,852 | -4.9% | 0.22% | -7.9% |
| ATRS | Antares Pharma, Inc. | $800,000 | +47.6% | 200,600 | 0.0% | 0.21% | +15.9% | |
| HSII | New | Heidrick & Struggles | $793,000 | – | 27,000 | +100.0% | 0.21% | – |
| CEVA | Sell | Ceva Inc. | $755,000 | -13.2% | 16,600 | -24.9% | 0.20% | -32.1% |
| GFF | Griffon Corp. | $750,000 | +4.3% | 36,800 | 0.0% | 0.20% | -18.6% | |
| IMXI | Buy | International Money Express, I | $745,000 | +43.3% | 48,000 | +32.6% | 0.20% | +12.0% |
| DADA | Buy | Dada Nexus Limited | $726,000 | +174.0% | 19,900 | +99.0% | 0.19% | +114.6% |
| LOCO | Buy | El Pollo Loco Hldgs, Inc. | $688,000 | +29.8% | 38,000 | +16.2% | 0.18% | +1.7% |
| FFWM | Buy | First Foundation Inc. | $656,000 | +90.7% | 32,800 | +24.7% | 0.17% | +49.1% |
| MSFT | Sell | Microsoft Corp. | $649,000 | +3.2% | 2,920 | -2.3% | 0.17% | -19.3% |
| ARCE | Sell | Arco Platform Ltd. Com Cl A | $625,000 | -16.4% | 17,620 | -3.8% | 0.16% | -34.5% |
| PTEN | New | Patterson-Uti Energy, Inc. | $600,000 | – | 114,000 | +100.0% | 0.16% | – |
| ADTN | Adtran, Inc. | $588,000 | +44.1% | 39,800 | 0.0% | 0.16% | +13.1% | |
| JPM | Buy | JP Morgan Chase & Company Inc. | $569,000 | +32.0% | 4,477 | +0.1% | 0.15% | +3.4% |
| CCRN | New | Cross Country Healthcare, Inc. | $566,000 | – | 63,800 | +100.0% | 0.15% | – |
| SHOP | Buy | Shopify, Inc. | $567,000 | +54.5% | 501 | +39.6% | 0.15% | +20.2% |
| VPG | New | Vishay Precision Group | $560,000 | – | 17,800 | +100.0% | 0.15% | – |
| CDNS | Buy | Cadence Design System, Inc. | $540,000 | +56.1% | 3,956 | +22.1% | 0.14% | +22.4% |
| CLFD | Clearfield, Inc. | $534,000 | +22.5% | 21,600 | 0.0% | 0.14% | -4.1% | |
| MBWM | Buy | Mercantile Bank Corp. | $530,000 | +59.6% | 19,500 | +6.0% | 0.14% | +25.0% |
| JYNT | New | The Joint Corp. | $525,000 | – | 20,000 | +100.0% | 0.14% | – |
| FTCH | New | Farfetch Ltd. | $504,000 | – | 7,900 | +100.0% | 0.13% | – |
| EFSC | Sell | Enterprise Finl Svcs | $498,000 | -36.6% | 14,256 | -50.5% | 0.13% | -50.4% |
| PLPC | Preformed Line Prods Co. | $479,000 | +40.5% | 7,000 | 0.0% | 0.13% | +9.6% | |
| MA | Buy | Mastercard, Inc. | $480,000 | +5.7% | 1,344 | +0.1% | 0.13% | -17.6% |
| RBBN | New | Ribbon Communications, Inc. | $472,000 | – | 72,000 | +100.0% | 0.12% | – |
| BABA | Sell | Alibaba Group Holding Ltd ADR | $468,000 | -22.9% | 2,010 | -2.7% | 0.12% | -39.7% |
| NGVC | Buy | Natural Grocers By Vitamin C | $429,000 | +90.7% | 31,200 | +36.8% | 0.11% | +48.7% |
| MRCY | Sell | Mercury Systems, Inc. | $422,000 | -31.2% | 4,790 | -39.4% | 0.11% | -46.1% |
| U | New | Unity Software, Inc. | $409,000 | – | 2,664 | +100.0% | 0.11% | – |
| DSKE | New | Daseke, Inc. | $407,000 | – | 70,000 | +100.0% | 0.11% | – |
| INOV | Sell | Inovalon Holdings, Inc. | $401,000 | -76.2% | 22,080 | -65.3% | 0.11% | -81.3% |
| FLL | New | Full House Resorts, Inc. | $393,000 | – | 100,000 | +100.0% | 0.10% | – |
| JNJ | Buy | Johnson & Johnson | $391,000 | +6.0% | 2,484 | +0.1% | 0.10% | -16.9% |
| NEM | Sell | Newmont Mining | $374,000 | -7.7% | 6,238 | -2.2% | 0.10% | -27.9% |
| BDSI | Sell | BioDelivery Sciences Internati | $372,000 | -42.3% | 88,600 | -48.7% | 0.10% | -54.8% |
| ARAY | Sell | Accuray Inc. | $349,000 | -19.8% | 83,800 | -53.8% | 0.09% | -37.0% |
| HLX | Helix Energy Solutions Group, | $350,000 | +74.1% | 83,300 | 0.0% | 0.09% | +35.3% | |
| TRV | Buy | The Travelers Co., Inc. | $349,000 | +29.7% | 2,488 | +0.1% | 0.09% | +1.1% |
| AMGN | Buy | Amgen, Inc. | $344,000 | -9.5% | 1,494 | +0.1% | 0.09% | -28.9% |
| AMZN | Amazon.com | $326,000 | +3.5% | 100 | 0.0% | 0.09% | -18.9% | |
| RES | New | RPC, Inc. | $316,000 | – | 100,283 | +100.0% | 0.08% | – |
| RMD | Resmed Inc. | $308,000 | +23.7% | 1,450 | 0.0% | 0.08% | -3.6% | |
| CHGG | New | Chegg, Inc. | $307,000 | – | 3,400 | +100.0% | 0.08% | – |
| CLH | New | Clean Harbors, Inc. | $304,000 | – | 4,000 | +100.0% | 0.08% | – |
| INTC | Buy | Intel Corporation | $296,000 | -3.6% | 5,936 | +0.0% | 0.08% | -24.3% |
| MATX | Matson, Inc. | $291,000 | +42.6% | 5,100 | 0.0% | 0.08% | +11.6% | |
| TTEC | TTEC Hldgs, Inc. | $292,000 | +33.9% | 4,000 | 0.0% | 0.08% | +5.5% | |
| MXL | New | Maxlinear, Inc. Class A | $290,000 | – | 7,600 | +100.0% | 0.08% | – |
| HI | New | Hillenbrand, Inc. | $275,000 | – | 6,900 | +100.0% | 0.07% | – |
| GDOT | Green Dot Corp. Cl A | $268,000 | +10.3% | 4,800 | 0.0% | 0.07% | -13.4% | |
| ASGN | New | ASGN, Inc. | $267,000 | – | 3,200 | +100.0% | 0.07% | – |
| ACA | Arcosa, Inc. | $253,000 | +24.6% | 4,600 | 0.0% | 0.07% | -1.5% | |
| WMT | Wal Mart Stores Inc. | $253,000 | +2.8% | 1,757 | 0.0% | 0.07% | -19.3% | |
| SEM | New | Select Medical Hldgs. Corp | $252,000 | – | 9,100 | +100.0% | 0.07% | – |
| STC | New | Stewart Information Services | $242,000 | – | 5,000 | +100.0% | 0.06% | – |
| BLDR | New | Builders Firstsource | $241,000 | – | 5,900 | +100.0% | 0.06% | – |
| MCD | Buy | McDonald's Corporation | $230,000 | -1.7% | 1,072 | +0.4% | 0.06% | -22.8% |
| TNET | New | Trinet Group, Inc. | $226,000 | – | 2,800 | +100.0% | 0.06% | – |
| BHP | New | BHP Billiton Ltd. ADR | $209,000 | – | 3,192 | +100.0% | 0.06% | – |
| VZ | Buy | Verizon Communications | $201,000 | -1.0% | 3,421 | +0.3% | 0.05% | -22.1% |
| NOV | New | NOV, Inc. | $176,000 | – | 12,800 | +100.0% | 0.05% | – |
| RLGY | New | Realogy Hldgs Corp. | $165,000 | – | 12,600 | +100.0% | 0.04% | – |
| GPRK | New | Geopark Ltd. | $162,000 | – | 12,500 | +100.0% | 0.04% | – |
| VG | New | Vonage Hldgs Corp | $155,000 | – | 12,000 | +100.0% | 0.04% | – |
| XCHO | Xenacare Hldgs, Inc. | $0 | – | 140,000 | 0.0% | 0.00% | – | |
| TNGS | Titan Oil & Gas, Inc. | $0 | – | 10,000 | 0.0% | 0.00% | – | |
| ATAR | Avatar Ventures | $0 | – | 10,000 | 0.0% | 0.00% | – | |
| AMPW | American Power Corp | $0 | – | 10,000 | 0.0% | 0.00% | – | |
| AMR Corp Escrow | $0 | – | 18,000 | 0.0% | 0.00% | – | ||
| GPK | Exit | Graphic Packaging Hldg., Co. | $0 | – | -12,200 | -100.0% | -0.06% | – |
| MTSI | Exit | Macom Technology Solutions | $0 | – | -5,900 | -100.0% | -0.07% | – |
| HELE | Exit | Helen of Troy Corp., Ltd. | $0 | – | -1,100 | -100.0% | -0.07% | – |
| SNX | Exit | Synnex Corp. | $0 | – | -1,600 | -100.0% | -0.08% | – |
| LPSN | Exit | Liveperson, Inc. | $0 | – | -4,300 | -100.0% | -0.08% | – |
| MMSI | Exit | Merit Medical System Inc | $0 | – | -5,400 | -100.0% | -0.08% | – |
| BXRX | Exit | Baudax Bio, Inc. | $0 | – | -133,160 | -100.0% | -0.12% | – |
| PRDO | Exit | Perdoceo Education Corp. | $0 | – | -34,659 | -100.0% | -0.14% | – |
| IMAB | Exit | I-Mab ADR | $0 | – | -10,000 | -100.0% | -0.16% | – |
| EVER | Exit | EverQuote, Inc. | $0 | – | -12,500 | -100.0% | -0.16% | – |
| OXFD | Exit | Oxford Immunotec Global Plc | $0 | – | -42,300 | -100.0% | -0.17% | – |
| LI | Exit | LI Auto, Inc. ADR | $0 | – | -30,500 | -100.0% | -0.18% | – |
| TRUE | Exit | Truecar, Inc. | $0 | – | -130,000 | -100.0% | -0.22% | – |
| HURN | Exit | Huron Consulting Group, Inc. | $0 | – | -16,600 | -100.0% | -0.22% | – |
| ACMR | Exit | ACM Research, Inc. Class A | $0 | – | -10,320 | -100.0% | -0.24% | – |
| SVMK | Exit | SVMK Inc | $0 | – | -35,300 | -100.0% | -0.26% | – |
| EGAN | Exit | eGain Corp. | $0 | – | -66,100 | -100.0% | -0.32% | – |
| OSPN | Exit | OneSpan, Inc. | $0 | – | -45,400 | -100.0% | -0.32% | – |
| USX | Exit | US Xpress Enterprises, Inc. | $0 | – | -116,000 | -100.0% | -0.32% | – |
| LLNW | Exit | Limelight Networks, Inc. | $0 | – | -205,100 | -100.0% | -0.40% | – |
| FARO | Exit | Faro Technologies, Inc. | $0 | – | -19,600 | -100.0% | -0.40% | – |
| EPAY | Exit | Bottomline Technologies | $0 | – | -29,780 | -100.0% | -0.42% | – |
| EDU | Exit | New Oriental Education ADR | $0 | – | -10,500 | -100.0% | -0.53% | – |
| GDS | Exit | GDS Holdings Ltd. ADR | $0 | – | -31,561 | -100.0% | -0.87% | – |
| AUDC | Exit | Audio Codes ADR | $0 | – | -468,012 | -100.0% | -4.96% | – |
Original filings
The following EDGAR filing(s) were analyzed to create this report:
- View 13F-HR filed 2021-02-16
Top long-term holdings
| Name | Quarters owned | Latest quarter owned | Max weighting |
|---|---|---|---|
| SPDR S&P 500 ETF Trust | 42 | Q3 2023 | 0.8% |
| Apple, Inc. | 42 | Q3 2023 | 0.3% |
| Microsoft Corp. | 42 | Q3 2023 | 0.3% |
| JP Morgan Chase & Company Inc. | 42 | Q3 2023 | 0.2% |
| Johnson & Johnson | 42 | Q3 2023 | 0.2% |
| The Travelers Co., Inc. | 42 | Q3 2023 | 0.1% |
| Amgen, Inc. | 42 | Q3 2023 | 0.2% |
| Xenacare Hldgs, Inc. | 42 | Q3 2023 | 0.0% |
| Mastercard, Inc. | 41 | Q3 2023 | 0.2% |
| Wal Mart Stores Inc. | 41 | Q3 2023 | 0.1% |
View OBERWEIS ASSET MANAGEMENT INC/'s complete holdings history.
Latest significant ownerships (13-D/G)
| Filed | Shares | Percentage | |
|---|---|---|---|
| NQ Mobile Inc. | February 13, 2015 | ? | ? |
| American Caresource Holdings, Inc. | February 14, 2011 | ? | ? |
| GSE SYSTEMS INC | February 14, 2011 | 481,700 | 2.5% |
| PERMA FIX ENVIRONMENTAL SERVICES INC | February 14, 2011 | ? | ? |
| MERRIMAC INDUSTRIES INC | February 12, 2010 | 246,600 | 8.2% |
| Double-Take Software, Inc. | February 13, 2009 | ? | ? |
| Obagi Medical Products, Inc. | February 13, 2009 | ? | ? |
| Omrix Biopharmaceuticals, Inc. | February 13, 2009 | ? | ? |
| SILVERSTAR HOLDINGS LTD | February 13, 2009 | ? | ? |
| SIMULATIONS PLUS INC | February 13, 2009 | ? | ? |
View OBERWEIS ASSET MANAGEMENT INC/'s complete significant-ownership history.
Latest filings
| Type | Filed |
|---|---|
| 13F-HR | 2024-02-14 |
| 13F-HR | 2023-11-14 |
| 13F-HR | 2023-08-14 |
| 13F-HR | 2023-05-15 |
| 13F-HR | 2023-02-14 |
| 13F-HR | 2022-11-14 |
| 13F-HR | 2022-08-15 |
| 13F-HR | 2022-05-16 |
| 13F-HR | 2022-02-14 |
| 13F-HR | 2021-11-15 |
View OBERWEIS ASSET MANAGEMENT INC/'s complete filings history.
All filings
- Holdings (13F-HR)
- Significant ownership (13-D/G)
- Insider transactions (4, 5, 6)
- Events (8-K)
- Shareholder votes (proxy)
View complete filings history.