US Markets: stocks starting with O

• O Realty Income Corporation
• OABI OmniAb, Inc.
• OACC Oaktree Acquisition Corp. III Life Sciences
• OAK OAK
• OAK-PB Oaktree Capital Group, LLC
• OBDC Blue Owl Capital Corporation
• OBIO Orchestra BioMed Holdings, Inc.
• OBK Origin Bancorp, Inc.
• OBT Orange County Bancorp, Inc.
• OBX Obsidian Therapeutics, Inc.
• OC Owens Corning
• OCAC Ocean Capital Acquisition Corporation
• OCC Optical Cable Corporation
• OCFC OceanFirst Financial Corp.
• OCGN Ocugen, Inc.
• OCS Oculis Holding AG
• OCSL Oaktree Specialty Lending Corporation
• OCTV Octave Intelligence plc
• OCUL Ocular Therapeutix, Inc.
• ODD Oddity Tech Ltd.
• ODFL Old Dominion Freight Line, Inc.
• ODTX Odyssey Therapeutics, Inc.
• OEC Orion S.A.
• OFG OFG Bancorp
• OFIX Orthofix Medical Inc.
• OFLX Omega Flex, Inc.
• OFRM Once Upon A Farm, PBC
• OGC OceanaGold Corporation
• OGE OGE Energy Corp.
• OGG Osisko Gold Group Inc.
• OGI Organigram Global Inc.
• OGN Organon & Co.
• OGS ONE Gas, Inc.
• OHAC Oceanhawk Acquisition Corp
• OHI Omega Healthcare Investors, Inc.
• OI O-I Glass, Inc.
• OIA Invesco Municipal Income Opportunities Trust
• OII Oceaneering International, Inc.
• OIM OneIM Acquisition Corp.
• OIO OIO Group
• OIS Oil States International, Inc.
• OKE ONEOK, Inc.
• OKLO Oklo Inc.
• OKTA Okta, Inc.
• OKUR OnKure Therapeutics, Inc.
• OLED Universal Display Corporation
• OLLI Ollie's Bargain Outlet Holdings, Inc.
• OLMA Olema Pharmaceuticals, Inc.
• OLP One Liberty Properties, Inc.
• OM Outset Medical, Inc.
• OMAB Grupo Aeroportuario del Centro Norte, S.A.B. de C.V.
• OMC Omnicom Group Inc.
• OMCL Omnicell, Inc.
• OMDA Omada Health, Inc.
• OMER Omeros Corporation
• OMF OneMain Holdings, Inc.
• OMSE OMS Energy Technologies Inc.
• ON ON Semiconductor Corporation
• ONB Old National Bancorp
• ONC BeOne Medicines AG
• ONCH 1RT Acquisition Corp.
• ONDS Ondas Inc.
• ONEW OneWater Marine Inc.
• ONIT Onity Group Inc.
• ONL Orion Properties Inc.
• ONON On Holding AG
• ONT Onterris, Inc.
• ONTO Onto Innovation Inc.
• OOMA Ooma, Inc.
• OPBK OP Bancorp
• OPCH Option Care Health, Inc.
• OPEN Opendoor Technologies Inc.
• OPFI OppFi Inc.
• OPI Office Properties Income Trust
• OPK OPKO Health, Inc.
• OPLN OPENLANE, Inc.
• OPP RiverNorth/DoubleLine Strategic Opportunity Fund, Inc.
• OPRA Opera Limited
• OPRT Oportun Financial Corporation
• OPRX OptimizeRx Corporation
• OPTU Optimum Communications, Inc.
• OPTX Syntec Optics Holdings, Inc.
• OPY Oppenheimer Holdings Inc.
• OR OR Royalties Inc.
• ORA Ormat Technologies, Inc.
• ORBS Eightco Holdings Inc.
• ORC Orchid Island Capital, Inc.
• ORCL Oracle Corporation
• ORGO Organogenesis Holdings Inc.
• ORI Old Republic International Corporation
• ORIC ORIC Pharmaceuticals, Inc.
• ORKA Oruka Therapeutics, Inc.
• ORLY O'Reilly Automotive, Inc.
• ORMP Oramed Pharmaceuticals Inc.
• ORN Orion Group Holdings, Inc.
• ORRF Orrstown Financial Services, Inc.
• OSBC Old Second Bancorp, Inc.
• OSCR Oscar Health, Inc.
• OSG Octave Specialty Group, Inc.
• OSIS OSI Systems, Inc.
• OSK Oshkosh Corporation
• OSPN OneSpan Inc.
• OSS One Stop Systems, Inc.
• OSUR OraSure Technologies, Inc.
• OSW OneSpaWorld Holdings Limited
• OTEX Open Text Corporation
• OTF Blue Owl Technology Finance Corp.
• OTGA OTG Acquisition Corp. I
• OTIS Otis Worldwide Corporation
• OTLK Outlook Therapeutics, Inc.
• OTLY Oatly Group AB
• OTTR Otter Tail Corporation
• OUST Ouster, Inc.
• OUT OUTFRONT Media Inc.
• OVBC Ohio Valley Banc Corp.
• OVID Ovid Therapeutics Inc.
• OVLY Oak Valley Bancorp
• OVV Ovintiv Inc.
• OWL Blue Owl Capital Inc.
• OWLS Obook Holdings Inc.
• OWLT Owlet, Inc.
• OXLC Oxford Lane Capital Corp.
• OXM Oxford Industries, Inc.
• OXSQ Oxford Square Capital Corp.
• OXY Occidental Petroleum Corporation
• OZK Bank OZK