OPRX optimizerx corporation AMEX OPT opthea limited - american depositary shares AMEX OPTI optec international inc AMEX OPTN optinose, inc. NASDAQ OPXS optex systems holdings, inc. AMEX ORBN oregon bancorp inc (or) AMEX ORBT orbit intl corp NASDAQ ORGN origin materials, inc. - class a NASDAQ ORGO organogenesis holdings inc. - class a NASDAQ ORGS orgenesis inc. AMEX ORIC oric pharmaceuticals, inc. NASDAQ ORINY orion corp new unsp/adr AMEX ORIS oriental rise holdings limited - ordinary shares NASDAQ ORKA oruka therapeutics, inc. NASDAQ ORKLY orkla as a s/adr AMEX ORKT orangekloud technology inc. - class a ordinary shares NASDAQ ORLA orla mining ltd. common shares AMEX OROVY orient overseas inr u/adr AMEX ORPB oregon pacific bncrp AMEX ORRCF oroco resource corp ord AMEX ORTX orchard therapeutics plc - american depositary shares NASDAQ ORXOY orexo ab sp/adr AMEX ORZCF orezone gold corp AMEX OS onestream, inc. - class a NYSE OSA prosomnus, inc. NASDAQ OSBK oconee finl corp NASDAQ OSCI osceola gold inc NASDAQ OSI osiris acquisition corp. class a NYSE OSPN onespan inc. NASDAQ OSS one stop systems, inc. NASDAQ OST ostin technology group co., ltd. - class a ordinary shares NASDAQ OSTX os therapies incorporated AMEX OSW onespaworld holdings limited - common shares NASDAQ OTCM otc markets group inc a AMEX OTEC oceantech acquisitions i corp. - class a NASDAQ OTIS otis worldwide corporation NYSE OTLK outlook therapeutics, inc. NASDAQ OTLY oatly group ab - american depositary shares NASDAQ OTRK ontrak, inc. NASDAQ OUST ouster, inc. NYSE OUTKY outokumpu oyj u/adr new AMEX OVCHF overseas chinese bk lcl AMEX OVCHY overseas chinse unsp/adr AMEX OVV ovintiv inc. (de) NYSE OWL blue owl capital inc. class a NYSE OWLT owlet, inc. class a NYSE OWVI one world ventures inc AMEX OXBC oxford bank corp AMEX OXINF oxford instruments AMEX OXLC oxford lane capital corp. - closed end fund NASDAQ