OBERWEIS ASSET MANAGEMENT INC/ Q1 2022 Filing
Filed May 16, 2022
Portfolio Value
$499.2B
Holdings
165
Report Date
Q1 2022
Filing Type
13F-HR
All Holdings (165 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | CSTMConstellium NV Cl A | 5,547,097 | $99.8B | 20.00% | |
| 2 | NVMINova Measuring Instruments | 566,500 | $61.7B | 12.36% | |
| 3 | DAVAEndava Plc Ads | 414,787 | $55.2B | 11.05% | |
| 4 | ACLSAxcelis Technologies | 191,790 | $14.5B | 2.90% | |
| 5 | LNTHLantheus Hldgs Inc. | 206,260 | $11.4B | 2.29% | |
| 6 | SYNASynaptics, Inc. | 52,690 | $10.5B | 2.11% | |
| 7 | MTRNMaterion Corp. | 99,505 | $8.5B | 1.71% | |
| 8 | CROXCrocs, Inc. | 97,760 | $7.5B | 1.50% | |
| 9 | DECKDeckers Outdoor Corp. | 25,280 | $6.9B | 1.39% | |
| 10 | UCTTUltra Clean Holdings | 160,140 | $6.8B | 1.36% | |
| 11 | VRTVEURVeritiv Corp. | 49,942 | $6.7B | 1.34% | |
| 12 | DDOGDatadog, Inc. Class A | 37,200 | $5.6B | 1.13% | |
| 13 | ANGOAngiodynamics, Inc. | 240,270 | $5.2B | 1.04% | |
| 14 | ATECAlphatec Hldgs Inc. | 446,060 | $5.1B | 1.03% | |
| 15 | ACHCAcadia Healthcare Co., Inc. | 76,595 | $5.0B | 1.01% | |
| 16 | BOOTBoot Barn Hldgs, Inc. | 50,080 | $4.7B | 0.95% | |
| 17 | HALOHalozyme Therapeutics, Inc. | 107,450 | $4.3B | 0.86% | |
| 18 | GU9Guess, Inc | 190,531 | $4.2B | 0.83% | |
| 19 | CDNSCadence Design System, Inc. | 25,100 | $4.1B | 0.83% | |
| 20 | AOSLAlpha & Omega Semiconductor | 74,000 | $4.0B | 0.81% | |
| 21 | AMRCAmeresco, Inc. | 45,508 | $3.6B | 0.72% | |
| 22 | D0ADada Nexus Limited | 358,955 | $3.3B | 0.66% | |
| 23 | SSTKShutterstock, Inc. | 34,702 | $3.2B | 0.65% | |
| 24 | MODNEURModel N, Inc. | 119,360 | $3.2B | 0.64% | |
| 25 | CLFDClearfield, Inc. | 48,500 | $3.2B | 0.63% | |
| 26 | FORRForrester Research, Inc. | 53,900 | $3.0B | 0.61% | |
| 27 | —ChannelAdvisor Corporation | 178,240 | $3.0B | 0.59% | |
| 28 | PERIPerion Network, Ltd. | 128,300 | $2.9B | 0.58% | |
| 29 | RPDRapid7, Inc. | 25,360 | $2.8B | 0.57% | |
| 30 | BDCBelden, Inc. | 48,026 | $2.7B | 0.53% | |
| 31 | XXYCross Country Healthcare, Inc. | 117,056 | $2.5B | 0.51% | |
| 32 | MBUUMalibu Boats, Inc. | 42,170 | $2.4B | 0.49% | |
| 33 | G2CEveri Hldgs, Inc. | 113,800 | $2.4B | 0.48% | |
| 34 | AVNWAviat Networks, Inc. | 73,207 | $2.3B | 0.45% | |
| 35 | PRKSSeaWorld Entertainment Inc. | 29,560 | $2.2B | 0.44% | |
| 36 | ICFIICF International, Inc. | 23,200 | $2.2B | 0.44% | |
| 37 | MCRIMonarch Casino & Resort, Inc. | 24,800 | $2.2B | 0.43% | |
| 38 | MOVMovado Group, Inc. | 55,200 | $2.2B | 0.43% | |
| 39 | STRLSterling Construction Co., Inc | 80,300 | $2.2B | 0.43% | |
| 40 | MXLMaxlinear, Inc. Class A | 35,600 | $2.1B | 0.42% | |
| 41 | RGPResources Connection, Inc. | 119,269 | $2.0B | 0.41% | |
| 42 | RESRPC, Inc. | 189,400 | $2.0B | 0.40% | |
| 43 | EXTRExtreme Networks, Inc. | 164,600 | $2.0B | 0.40% | |
| 44 | FNKOFunko, Inc. | 114,400 | $2.0B | 0.40% | |
| 45 | HCKTHackett Group, Inc. | 85,200 | $2.0B | 0.39% | |
| 46 | PTENPatterson-Uti Energy, Inc. | 125,200 | $1.9B | 0.39% | |
| 47 | INMDInmode Ltd. | 52,350 | $1.9B | 0.39% | |
| 48 | PRFTUSDPerficient Inc. | 17,200 | $1.9B | 0.38% | |
| 49 | FCFranklin Covey Co. | 41,400 | $1.9B | 0.38% | |
| 50 | LOVELovesac Company | 34,500 | $1.9B | 0.37% | |
| 51 | —EnPro Industries, Inc. | 18,900 | $1.8B | 0.37% | |
| 52 | FLLFull House Resorts, Inc. | 190,543 | $1.8B | 0.37% | |
| 53 | AEHRAehr Test Systems | 178,200 | $1.8B | 0.36% | |
| 54 | NOTVInotiv, Inc. | 68,944 | $1.8B | 0.36% | |
| 55 | PENGSmart Global Hldgs, Inc. | 69,500 | $1.8B | 0.36% | |
| 56 | SWCHFSierra Wireless, Inc. | 99,489 | $1.8B | 0.36% | |
| 57 | CAMTCamtek, Ltd. | 57,980 | $1.8B | 0.35% | |
| 58 | —Cyberoptics Corp. | 43,500 | $1.8B | 0.35% | |
| 59 | CTSCTS Corp. | 49,600 | $1.8B | 0.35% | |
| 60 | —Entravision Communications | 270,100 | $1.7B | 0.35% | |
| 61 | IIIInformation Svcs Group, Inc. | 246,100 | $1.7B | 0.34% | |
| 62 | DZSIQDZS, Inc. | 119,800 | $1.7B | 0.33% | |
| 63 | SPYSPDR S&P 500 ETF Trust | 3,627 | $1.6B | 0.33% | |
| 64 | PLABPhotronics, Inc. | 95,000 | $1.6B | 0.32% | |
| 65 | MHOM/I Homes, Inc. | 35,500 | $1.6B | 0.32% | |
| 66 | PIImpinj, Inc. | 24,700 | $1.6B | 0.31% | |
| 67 | BJBJs Wholesale Club Holdings, I | 22,820 | $1.5B | 0.31% | |
| 68 | SCSCScansource, Inc. | 43,000 | $1.5B | 0.30% | |
| 69 | CEVACeva Inc. | 36,600 | $1.5B | 0.30% | |
| 70 | BELFBBel Fuse, Inc. | 82,900 | $1.5B | 0.30% | |
| 71 | TBITrueBlue, Inc. | 51,000 | $1.5B | 0.30% | |
| 72 | —Avid Technology, Inc. | 41,900 | $1.5B | 0.29% | |
| 73 | IMXIInternational Money Express, I | 70,100 | $1.4B | 0.29% | |
| 74 | SHYFShyft Group, Inc. | 39,700 | $1.4B | 0.29% | |
| 75 | BLDRBuilders Firstsource | 21,960 | $1.4B | 0.28% | |
| 76 | MBWMMercantile Bank Corp. | 39,839 | $1.4B | 0.28% | |
| 77 | —Antares Pharma, Inc. | 344,200 | $1.4B | 0.28% | |
| 78 | PDDPinduoduo Inc. | 35,000 | $1.4B | 0.28% | |
| 79 | VPGVishay Precision Group | 43,300 | $1.4B | 0.28% | |
| 80 | TDCTeradata Corp | 28,080 | $1.4B | 0.28% | |
| 81 | RCKYRocky Brands, Inc. | 31,900 | $1.3B | 0.27% | |
| 82 | ACMRACM Research, Inc. Class A | 64,000 | $1.3B | 0.27% | |
| 83 | TWITitan Int'l Inc. | 87,000 | $1.3B | 0.26% | |
| 84 | ROFKForce, Inc. | 17,200 | $1.3B | 0.25% | |
| 85 | SPUSDSP Plus Corporation | 40,200 | $1.3B | 0.25% | |
| 86 | RDNTRadnet, Inc. | 54,900 | $1.2B | 0.25% | |
| 87 | ALNTAllied Motion Technologies | 39,100 | $1.2B | 0.23% | |
| 88 | TSMTaiwan Semiconductor | 11,000 | $1.1B | 0.23% | |
| 89 | DVAXDynavax Technologies Corp. | 105,400 | $1.1B | 0.23% | |
| 90 | EIGEmployers Holdings, Inc. | 27,500 | $1.1B | 0.23% | |
| 91 | 3TYTitan Machinery, Inc. | 39,500 | $1.1B | 0.22% | |
| 92 | —Amtech Systems, Inc. | 110,700 | $1.1B | 0.22% | |
| 93 | ADTNEURAdtran, Inc. | 59,400 | $1.1B | 0.22% | |
| 94 | JOUTJohnson Outdoors, Inc. | 14,100 | $1.1B | 0.22% | |
| 95 | CERSCerus Corp. | 199,600 | $1.1B | 0.22% | |
| 96 | ESTEEUREarthstone Energy Inc. | 85,200 | $1.1B | 0.22% | |
| 97 | YUMCYum China Hldgs, Inc. | 25,500 | $1.1B | 0.21% | |
| 98 | SKYSkyline Champion Corporation | 19,040 | $1.0B | 0.21% | |
| 99 | AAPLApple, Inc. | 5,967 | $1.0B | 0.21% | |
| 100 | ARLOArlo Technologies, Inc. | 109,500 | $970.0M | 0.19% |
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