Companies starting with O

The 207 companies we cover whose names start with O, A to Z by name (a leading "The" is ignored). Each links to its research page: share price, fundamentals, our fair value estimate and which funds own it.

• OI O-I Glass, Inc.$1.40B
• ORLY O'Reilly Automotive$71.50B
• OVLY Oak Valley Bancorp
• OAKV Oak View Bankshares, Inc.$54.96M
• OAK-PA Oaktree Capital Group, LLC 6.625% PFD UT A
• OCSL Oaktree Specialty Lending Corporation
• OAKC Oakworth Capital Inc.
• OTLY Oatly Group AB$417.48M
• OBICY Obic Co. Ltd.$11.19B
• OBIIF OBIC Co.,Ltd.
• OBOCY OBOCY
• OWLS Obook Holdings Inc.
• OBE Obsidian Energy Ltd.$682.60M
• OCDO.L Ocado GroupUS$1.99B
• O39.SI OCBC BankUS$95.38B
• OXY Occidental Petroleum$52.61B
• OCEA Ocean Biomedical, Inc.
• OPTT Ocean Power Technologies, Inc.
• CPWR Ocean Thermal Energy Corporation
• OCE.JO Oceana GroupUS$550.52M
• OGC OceanaGold Corporation
• OII Oceaneering International, Inc.$4.64B
• OCFC OceanFirst Financial Corp.$1.71B
• FEOVF Oceanic Iron Ore Corp.$133.37M
• SVRN OceanPal Inc.
• OSBK Oconee Financial Corporation
• OCTV Octave Intelligence plc$5.00B
• OSG Octave Specialty Group, Inc.
• OCGN Ocugen, Inc.
• OCUL Ocular Therapeutix, Inc.
• OCS Oculis Holding AG$736.13M
• OVTZ Oculus Inc.
• ODD Oddity Tech Ltd.$752.98M
• ODYS Odysight.ai Inc.
• ODYY Odyssey Health, Inc.$807.7K
• OMEX Odyssey Marine Exploration, Inc.
• ODTX Odyssey Therapeutics, Inc.$845.83M
• OFAL OFA Group$276.6K
• OPAD Offerpad Solutions Inc.
• OPI Office Properties Income Trust$399.99M
• OFG OFG Bancorp$2.13B
• OFS OFS Capital Corporation
• OCCI OFS Credit Company, Inc.
• OCCIM OFS Credit Company, Inc.
• OCCIN OFS Credit Company, Inc.
• OGE OGE Energy Corp.$10.11B
• OVBC Ohio Valley Banc Corp.$204.60M
• OMH Ohmyhome Limited
• ONGC.NS Oil and Natural GasUS$31.97B
• ODC Oil-Dri Corporation of America$1.48B
• OIS Oil States International, Inc.
• OIO OIO Group$734.33M
• ECO Okeanis Eco Tankers Corp.
• OKLO Oklo Inc.$6.90B
• OKTA Okta Inc.$24.09B
• OKYO OKYO Pharma Limited
• OLB The OLB Group, Inc.$4.61M
• ODFL Old Dominion Freight$47.34B
• OMCC Old Market Capital Corporation
• OMU.JO Old MutualUS$3.20B
• ONB Old National Bancorp$10.17B
• ORI Old Republic International Corporation
• OSBC Old Second Bancorp, Inc.$1.25B
• OLMA Olema Pharmaceuticals, Inc.
• OLOX Olenox Industries Inc.
• OLN Olin Corporation
• OLLI Ollie's Bargain Outlet Holdings, Inc.
• OMDA Omada Health, Inc.
• OFLX Omega Flex, Inc.$258.31M
• OHI Omega Healthcare Investors, Inc.
• OMER Omeros Corporation$701.32M
• OMN.JO Omnia HoldingsUS$1.05B
• OABI OmniAb, Inc.
• OMCL Omnicell, Inc.$1.81B
• OMC Omnicom Group Inc.$21.59B
• OMQS OMNIQ Corp.$1.96M
• OMTK Omnitek Engineering Corp.
• OMSE OMS Energy Technologies Inc.$179.13M
• ONON On Holding$12.85B
• ON ON Semiconductor$37.35B
• ONAR ONAR Holding Corporation
• OFRM Once Upon A Farm, PBC$761.36M
• TOI The Oncology Institute, Inc.
• ONCY Oncolytics Biotech Inc.
• ONCO Onconetix, Inc.$2.77M
• OTLC Oncotelic Therapeutics, Inc.$17.74M
• ONDS Ondas Inc.
• YDDL One and one Green Technologies. Inc
• OBULF One Bullion Limited$5.21M
• OGS ONE Gas, Inc.$5.00B
• STKS The ONE Group Hospitality, Inc.
• OLP One Liberty Properties, Inc.
• OSS One Stop Systems, Inc.
• OWPC One World Products, Inc.
• ONEG OneConstruction Group Limited
• OMF OneMain Holdings, Inc.$6.93B
• ONMD OneMedNet Corporation
• ONEI OneMeta Inc.$5.05M
• OKE ONEOK Inc.$56.65B
• OSPN OneSpan Inc.
• OSW OneSpaWorld Holdings Limited$2.35B
• ONEW OneWater Marine Inc.$213.87M
• ONEX.TO OnexUS$5.88B
• ONFO Onfolio Holdings, Inc.
• ONIT Onity Group Inc.
• OKUR OnKure Therapeutics, Inc.$166.43M
• ONT Onterris, Inc.$756.39M
• ONTO Onto Innovation Inc.
• ONWRY Onward Med NV
• OOMA Ooma, Inc.$567.90M
• OPBK OP Bancorp
• OPAL OPAL Fuels Inc.$442.13M
• OPPPF Open House Group Co., Ltd.
• LPRO Open Lending Corporation$371.53M
• OTEX.TO Open TextUS$5.63B
• OTEX Open Text Corporation$5.22B
• OPEN Opendoor Technologies Inc.$3.64B
• OPLN OPENLANE, Inc.
• OPRA Opera Limited
• OPK OPKO Health, Inc.
• OPRT Oportun Financial Corporation
• OPY Oppenheimer Holdings Inc.$1.20B
• OPFI OppFi Inc.$1.35B
• OPXS Optex Systems Holdings, Inc
• OCC Optical Cable Corporation
• OPTH Optimi Health Corp.
• OPRX OptimizeRx Corporation
• OPTU Optimum Communications, Inc.
• OPHC OptimumBank Holdings, Inc.
• OPCH Option Care Health, Inc.$3.45B
• IRD Opus Genetics, Inc.$317.05M
• OR OR Royalties Inc.
• ORCL Oracle Corporation$416.04B
• OGEN Oragenics, Inc.
• ORMP Oramed Pharmaceuticals Inc.$167.80M
• ORA.PA OrangeUS$48.23B
• OBT Orange County Bancorp, Inc.
• FNCTF Orange S.A.
• ORKT Orangekloud Technology Inc.$6.25M
• ORNJY Oranjebtc S.A. - Educação e Investimento
• OSUR OraSure Technologies, Inc.$277.46M
• OBIO Orchestra BioMed Holdings, Inc.
• ORC Orchid Island Capital, Inc.$1.37B
• ORESF Orestone Mining Corp.
• OGI Organigram Global Inc.
• ORGO Organogenesis Holdings Inc.
• OGN Organon & Co.$3.56B
• ORIB ORIB
• ORIC ORIC Pharmaceuticals, Inc.$1.11B
• ORI.AX ORICA FPO [ORI]
• OCG Oriental Culture Holding LTD
• 4661.T Oriental LandUS$26.40B
• ORISF Oriental Rise Holdings Limited
• SEED Origin Agritech Limited
• OBK Origin Bancorp, Inc.$1.64B
• ORG.AX Origin EnergyUS$12.59B
• OCLN OriginClear, Inc.$7.30M
• ORIO Orion Digital Corp.
• OESX Orion Energy Systems, Inc.
• ORN Orion Group Holdings, Inc.$518.13M
• ONL Orion Properties Inc.
• OEC Orion S.A.$386.26M
• IX ORIX Corporation
• ORXCF ORIX Corporation$44.84B
• ORLA Orla Mining Ltd.$3.36B
• ORA Ormat Technologies, Inc.$6.60B
• ORRCF Oroco Resource Corp.
• ORA.AX Orora LimitedUS$1.23B
• ORRF Orrstown Financial Services, Inc.$812.24M
• ORSTED.CO OrstedUS$221.92B
• OFIX Orthofix Medical Inc.
• KIDS OrthoPediatrics Corp.
• ORKA Oruka Therapeutics, Inc.
• OSTX OS Therapies Incorporated
• OSCR Oscar Health, Inc.$8.72B
• OSK Oshkosh Corporation$9.15B
• OSIS OSI Systems, Inc.
• ODV Osisko Gold Group Inc.
• OGG Osisko Gold Group Inc.
• OBTC Osprey Bitcoin Trust
• OBNB Osprey BNB Chain Trust
• OBNK Osprey Bonk Trust
• OSOL Osprey Solana Trust
• OSRH OSR Health, Inc.$14.84M
• OST Ostin Technology Group Co., Ltd.
• OTIS Otis Worldwide$28.05B
• 4578.T Otsuka HoldingsUS$36.19B
• OTTR Otter Tail Corporation
• OBAI Our Bond, Inc.
• OUST Ouster, Inc.
• OCGSF Outcrop Silver & Gold Corporation$93.76M
• POWW Outdoor Holding Company
• OUT OUTFRONT Media Inc.$5.86B
• OTLK Outlook Therapeutics, Inc.
• OM Outset Medical, Inc.
• OVID Ovid Therapeutics Inc.
• OVV Ovintiv Inc.
• OC Owens Corning$11.50B
• OWLT Owlet, Inc.$154.04M
• OXBR Oxbridge Re Holdings Limited
• OXM Oxford Industries, Inc.$603.66M
• OXLC Oxford Lane Capital Corp.
• OXLCO Oxford Lane Capital Corp.
• OXLCM Oxford Lane Capital Corp. Preferred Stock Shares, 8.25% Series 2031
• OXSQ Oxford Square Capital Corp.$154.44M
• OZVN OZ Vision Inc.
• OZSC Ozop Energy Solutions, Inc.

Market values are in US dollars, from each company’s most recent data refresh; every company page dates its own figures. SPACs, warrants, units, rights and closed-end funds are left out of this directory, as they are left out of search. Browse by exchange or by sector.