OPBK op bancorp AMEX OPTI optec international inc AMEX OPXS optex systems holdings, inc. AMEX OPT opthea limited - american depositary shares AMEX OPRX optimizerx corporation AMEX OGEN oragenics inc. AMEX Major Pharmaceuticals OBT orange county bancorp, inc. AMEX FNCTF orange sa ord AMEX MXCHY orbia advance de unsp/adr AMEX EORBF orbite technologies ord AMEX ORBN oregon bancorp inc (or) AMEX ORPB oregon pacific bncrp AMEX ORXOY orexo ab sp/adr AMEX ORZCF orezone gold corp AMEX OGN organon & co. AMEX ONVO organovo holdings, inc. AMEX Biotechnology: Biological Products (No Diagnostic Substances) ORGS orgenesis inc AMEX OCLDY orica ltd unsp/adr AMEX OROVY orient overseas inr u/adr AMEX OLCLY oriental land co ltd adr AMEX OGFGY origin energy unsp/adr AMEX ORINY orion corp new unsp/adr AMEX OODH orion diversified hldg AMEX OESX orion energy systems, inc. AMEX ORKLY orkla as a s/adr AMEX ORLA orla mining ltd. common shares AMEX ORRCF oroco resource corp ord AMEX OSTX os therapies incorporated AMEX OTCM otc markets group inc a AMEX OTSKY otsuka holdings co adr AMEX OTSKF otsuka holdings co ltd AMEX OTTW ottawa savings bancorp, inc. (il) AMEX Savings Institutions OUTKY outokumpu oyj u/adr new AMEX OVCHF overseas chinese bk lcl AMEX OVCHY overseas chinse unsp/adr AMEX OXBC oxford bank corp AMEX OXINF oxford instruments AMEX PTOS p2 solar inc AMEX PFLC pacific fincl corp AMEX PGTK pacific green techs AMEX PFHO pacific hlth cre orgz inc AMEX PFSF pacific software inc AMEX PVBK pacific valley bancorp AMEX PACV pacific ventures group AMEX PPWLO pacificorp(oreg) 6 pr AMEX PAYD paid inc AMEX PALAF paladin energy ltd ord AMEX PTN palatin technologies, inc. AMEX Major Pharmaceuticals DQJCY pan pac int hldg unsp/adr AMEX PNDZF pandora a/s ord AMEX