ZYME zymeworks inc. NYSE Major Pharmaceuticals ZTS zoetis inc. class a NYSE Major Pharmaceuticals ZBH zimmer biomet holdings, inc. NYSE Industrial Specialties XTNT xtant medical holdings, inc. NASDAQ Biotechnology: Biological Products (No Diagnostic Substances) XTLB xtl biopharmaceuticals ltd. - american depositary shares NASDAQ Major Pharmaceuticals XRAY dentsply sirona inc. NASDAQ Medical/Dental Instruments XOMA xoma royalty corporation NASDAQ Major Pharmaceuticals XNCR xencor, inc. NASDAQ Major Pharmaceuticals XENE xenon pharmaceuticals inc. - common shares NASDAQ Major Pharmaceuticals XBIT xbiotech inc. NASDAQ Major Pharmaceuticals XBIO xenetic biosciences, inc. AMEX Major Pharmaceuticals WVE wave life sciences ltd. - ordinary shares NASDAQ Major Pharmaceuticals WBA walgreens boots alliance, inc. NASDAQ Medical/Nursing Services VYGR voyager therapeutics, inc. NASDAQ Biotechnology: Biological Products (No Diagnostic Substances) VTVT vtv therapeutics inc. - class a NASDAQ Major Pharmaceuticals VTGN vistagen therapeutics, inc. NASDAQ Major Pharmaceuticals VSTM verastem, inc. NASDAQ Major Pharmaceuticals VRTX vertex pharmaceuticals incorporated NASDAQ Major Pharmaceuticals VRNA verona pharma plc - american depositary shares NASDAQ Major Pharmaceuticals VNRX volitionrx limited AMEX Biotechnology: In Vitro & In Vivo Diagnostic Substances VNDA vanda pharmaceuticals inc. NASDAQ Major Pharmaceuticals VKTX viking therapeutics, inc. NASDAQ Major Pharmaceuticals VCYT veracyte, inc. NASDAQ Medical Specialities VCEL vericel corporation NASDAQ Biotechnology: Biological Products (No Diagnostic Substances) VBIV vbi vaccines, inc. - ordinary shares NASDAQ Biotechnology: Biological Products (No Diagnostic Substances) UTMD utah medical products, inc. NASDAQ Medical/Dental Instruments UTHR united therapeutics corporation NASDAQ Major Pharmaceuticals USPH u.s. physical therapy, inc. NYSE Medical/Nursing Services URGN urogen pharma ltd. - ordinary shares NASDAQ Major Pharmaceuticals UNH unitedhealth group incorporated (de) NYSE Medical Specialities UHS universal health services, inc. NYSE Hospital/Nursing Management TXMD therapeuticsmd, inc. AMEX Major Pharmaceuticals TTOO t2 biosystems, inc. NASDAQ Medical/Dental Instruments TTNP titan pharmaceuticals, inc. AMEX Biotechnology: Biological Products (No Diagnostic Substances) TRVN trevena, inc. NASDAQ Major Pharmaceuticals TRUP trupanion, inc. NYSE Medical Specialities TRIB trinity biotech plc - american depositary shares NASDAQ Biotechnology: In Vitro & In Vivo Diagnostic Substances TNXP tonix pharmaceuticals holding corp. NASDAQ Major Pharmaceuticals TNDM tandem diabetes care, inc. NASDAQ Medical/Dental Instruments THC tenet healthcare corporation NYSE Hospital/Nursing Management TGTX tg therapeutics, inc. NASDAQ Major Pharmaceuticals TFX teleflex incorporated NYSE Medical/Dental Instruments TEVA teva pharmaceutical industries limited american depositary shares NYSE Major Pharmaceuticals TENX tenax therapeutics, inc. NASDAQ Biotechnology: Commercial Physical & Biological Resarch TECH bio-techne corp NASDAQ Biotechnology: Biological Products (No Diagnostic Substances) TDOC teladoc health, inc. NYSE Medical/Nursing Services TCON tracon pharms inc NASDAQ Biotechnology: Biological Products (No Diagnostic Substances) TCMD tactile systems technology, inc. NASDAQ Medical/Dental Instruments TBPH theravance biopharma, inc. - ordinary shares NASDAQ Major Pharmaceuticals TARO taro pharmaceutical industries ltd. ordinary shares NYSE Major Pharmaceuticals