BELFB bel fuse inc. - class b NASDAQ Electrical Products BLBD blue bird corporation NASDAQ Construction/Ag Equipment/Trucks BOOM dmc global inc. NASDAQ Industrial Specialties BRKR bruker corporation NASDAQ Biotechnology: Laboratory Analytical Instruments BWEN broadwind, inc. NASDAQ Metal Fabrications CAAS china automotive systems, inc. NASDAQ Auto Parts:O.E.M. CAMT camtek ltd. - ordinary shares NASDAQ Electronic Components CDTI cdti advanced materials NASDAQ Pollution Control Equipment CETX cemtrex inc. NASDAQ Industrial Machinery/Components CGNX cognex corporation NASDAQ Industrial Machinery/Components CHCI comstock holding companies, inc. - class a NASDAQ Homebuilding CLIR clearsign technologies corporation NASDAQ Industrial Machinery/Components CMCO columbus mckinnon corporation NASDAQ Construction/Ag Equipment/Trucks CODA coda octopus group, inc. - common stock NASDAQ Industrial Machinery/Components COHR coherent corp. NASDAQ Biotechnology: Laboratory Analytical Instruments COHU cohu, inc. NASDAQ Electrical Products CPSH cps technologies corp. NASDAQ Building Materials CSTE caesarstone ltd. - ordinary shares NASDAQ Building Materials CVGI commercial vehicle group, inc. NASDAQ Auto Parts:O.E.M. DAIO data i/o corporation NASDAQ Electrical Products DORM dorman products, inc. NASDAQ Auto Parts:O.E.M. DXPE dxp enterprises, inc. NASDAQ Industrial Machinery/Components ELSE electro-sensors, inc. NASDAQ Industrial Machinery/Components EML eastern company (the) NASDAQ Industrial Machinery/Components ESLT elbit systems ltd. - ordinary shares NASDAQ Military/Government/Technical FARO faro technologies, inc. NASDAQ Industrial Machinery/Components FEIM frequency electronics, inc. NASDAQ Electrical Products FTEK fuel tech, inc. NASDAQ Pollution Control Equipment GENC gencor industries inc. NASDAQ Construction/Ag Equipment/Trucks GEOS geospace technologies corporation NASDAQ Industrial Machinery/Components GIFI gulf island fabrication, inc. NASDAQ Metal Fabrications GIGA giga-tronics inc NASDAQ Electrical Products GNTX gentex corporation NASDAQ Auto Parts:O.E.M. GRBK green brick partners, inc. NASDAQ Homebuilding GRMN garmin ltd. NASDAQ Industrial Machinery/Components GSM ferroglobe plc - ordinary shares NASDAQ Metal Fabrications GTLS chart industries, inc. NASDAQ Metal Fabrications HAYN haynes international, inc. NASDAQ Steel/Iron Ore HBIO harvard bioscience, inc. NASDAQ Biotechnology: Laboratory Analytical Instruments HIHO highway holdings limited NASDAQ Metal Fabrications HURC hurco companies, inc. NASDAQ Industrial Machinery/Components IART integra lifesciences holdings corporation NASDAQ Biotechnology: Laboratory Analytical Instruments IEP icahn enterprises l.p. - depositary units representing limited partner interests NASDAQ Auto Parts:O.E.M. IESC ies holdings, inc. NASDAQ Engineering & Construction IIIN insteel industries, inc. NASDAQ Steel/Iron Ore ILMN illumina, inc. NASDAQ Biotechnology: Laboratory Analytical Instruments INTT intest corporation NASDAQ Electrical Products ITRI itron, inc. NASDAQ Electrical Products KALU kaiser aluminum corporation NASDAQ Metal Fabrications KEQU kewaunee scientific corporation NASDAQ Medical Specialities