ARAY accuray incorporated NASDAQ Medical/Dental Instruments ATEC alphatec holdings, inc. NASDAQ Medical/Dental Instruments ATOS atossa therapeutics, inc. NASDAQ Medical/Dental Instruments ATRC atricure, inc. NASDAQ Medical/Dental Instruments ATRI atrion corporation NASDAQ Medical/Dental Instruments AVGR avinger, inc. NASDAQ Medical/Dental Instruments ADUS addus homecare corporation NASDAQ Medical/Nursing Services AMED amedisys inc NASDAQ Medical/Nursing Services AA alcoa corporation NYSE Metal Fabrications AQMS aqua metals, inc. NASDAQ Metal Fabrications ACM aecom NYSE Military/Government/Technical AIRI air industries group AMEX Military/Government/Technical ASTC astrotech corporation NASDAQ Military/Government/Technical ATRO astronics corporation NASDAQ Military/Government/Technical AMC amc entertainment holdings, inc. class a AMEX Movies/Entertainment ACTG acacia research corporation NASDAQ Multi-Sector Companies APPS digital turbine, inc. NASDAQ Multi-Sector Companies AM antero midstream corporation NYSE Natural Gas Distribution AROC archrock, inc. NYSE Natural Gas Distribution AXR amrep corporation NYSE Newspapers/Magazines AEY addvantage technologies group, inc. NASDAQ Office Equipment/Supplies/Services APA apa corporation NYSE Oil & Gas Production AR antero resources corporation NYSE Oil & Gas Production AE adams resources & energy, inc. AMEX Oil Refining/Marketing ATO atmos energy corporation NYSE Oil/Gas Transmission APDN applied dna sciences, inc. NASDAQ Other Consumer Services APEI american public education, inc. NASDAQ Other Consumer Services ASPS altisource portfolio solutions s.a. NASDAQ Other Consumer Services ASPU aspen group inc. AMEX Other Consumer Services ATAI atai life sciences n.v. - common shares NASDAQ Other Consumer Services ATGE adtalem global education inc. NYSE Other Consumer Services ACET adicet bio, inc. NASDAQ Other Pharmaceuticals AAP advance auto parts inc. NYSE Other Specialty Stores AMRK a-mark precious metals, inc. NASDAQ Other Specialty Stores AZO autozone, inc. NYSE Other Specialty Stores ADM archer-daniels-midland company NYSE Packaged Foods AXTA axalta coating systems ltd. common shares NYSE Paints/Coatings ATR aptargroup, inc. NYSE Plastic Products AWI armstrong world industries inc NYSE Plastic Products AEE ameren corporation NYSE Power Generation ALE allete, inc. NYSE Power Generation AVA avista corporation NYSE Power Generation AAU almaden minerals, ltd. common shares AMEX Precious Metals AEM agnico eagle mines limited NYSE Precious Metals AG first majestic silver corp. ordinary shares (canada) NYSE Precious Metals AGI alamos gold inc. class a common shares NYSE Precious Metals ASM avino silver & gold mines ltd. common shares (canada) AMEX Precious Metals AU anglogold ashanti plc ordinary shares NYSE Precious Metals AUMN golden minerals company AMEX Precious Metals AINC ashford inc. (holding company) AMEX Professional Services