O realty income corporation NYSE Real Estate Investment Trusts OB outbrain inc. NYSE Property-Casualty Insurers OBDC blue owl capital corporation NYSE OBE obsidian energy ltd. NYSE Oil & Gas Production OBK origin bancorp, inc. NYSE OC owens corning inc new NYSE Industrial Machinery/Components OCFT oneconnect financial technology co., ltd. american depositary shares, each representing thirty ordinary shares NYSE OCN ocwen financial corporation new NYSE Finance: Consumer Services ODC oil-dri corporation of america NYSE ODP the odp corporation NYSE Other Specialty Stores ODV osisko development corp. common shares NYSE OEC orion engineered carbons s.a common shares NYSE Major Chemicals OFC corporate office properties trust NYSE Real Estate Investment Trusts OFG ofg bancorp NYSE Major Banks OGE oge energy corp NYSE Electric Utilities: Central OGS one gas, inc. NYSE Oil/Gas Transmission OHI omega healthcare investors, inc. NYSE Real Estate Investment Trusts OI o-i glass, inc. NYSE OIA invesco municipal income opportunities trust NYSE OII oceaneering international, inc. NYSE Oilfield Services/Equipment OIS oil states international, inc. NYSE Metal Fabrications OKE oneok, inc. NYSE Oil & Gas Production OKLO oklo inc. class a common stock NYSE OLN olin corporation NYSE Major Chemicals OLP one liberty properties, inc. NYSE Real Estate Investment Trusts OMC omnicom group inc. NYSE Advertising OMF onemain holdings, inc. NYSE Finance: Consumer Services OMI owens & minor, inc. NYSE Medical Specialities ONB old national bancorp NYSE Major Banks ONIT onity group inc. NYSE ONL orion office reit inc. NYSE ONON on holding ag NYSE ONTF on24, inc. NYSE ONTO onto innovation inc. NYSE OOMA ooma, inc. NYSE EDP Services OPA magnum opus acquisition limited class a ordinary shares NYSE OPAD offerpad solutions inc. class a NYSE OPFI oppfi inc. class a NYSE OPK opko health, inc. NYSE Major Pharmaceuticals OPP rivernorth/doubleline strategic opportunity fund, inc. NYSE OPY oppenheimer holdings, inc. class a (de) NYSE Investment Bankers/Brokers/Service OR osisko gold royalties ltd common shares NYSE Precious Metals ORA ormat technologies, inc. NYSE Electric Utilities: Central ORAN orange NYSE Telecommunications Equipment ORC orchid island capital, inc. NYSE Real Estate Investment Trusts ORI old republic international corporation NYSE Property-Casualty Insurers ORN orion group holdings, inc. common NYSE Military/Government/Technical OS onestream, inc. - class a NYSE OSG overseas shipholding group, inc. class a NYSE Marine Transportation OSI osiris acquisition corp. class a NYSE