US companies starting with O
164 companies listed in the US starting with O, A to Z by name. Each links to its price, reported results and recent filings. Facts, not advice.
- O Reilly Automotive Inc ORLY
- O-I Glass, Inc. OI
- Oak Valley Bancorp OVLY
- Oaktree Specialty Lending Corp OCSL
- Oatly Group AB OTLY
- Obook Holdings Inc. OWLS
- Obsidian Energy Ltd. OBE
- Occidental Petroleum Corp OXY
- Ocean Biomedical, Inc. OCEA
- Ocean Power Technologies, Inc. OPTT
- Ocean Thermal Energy Corp CPWR
- Oceaneering International Inc OII
- Oceanfirst Financial Corp OCFC
- Oconee Financial Corp OSBK
- Octave Specialty Group Inc OSG
- Ocugen, Inc. OCGN
- Ocular Therapeutix, Inc OCUL
- Oculis Holding AG OCS
- Oculus Inc. OVTZ
- Oddity Tech Ltd ODD
- Odysight.ai Inc. ODYS
- Odyssey Health, Inc. ODYY
- Odyssey Marine Exploration Inc OMEX
- OFA Group OFAL
- Offerpad Solutions Inc. OPAD
- Office Properties Income Trust OPI
- Ofg Bancorp OFG
- OFS Capital Corp OFS
- Oge Energy Corp. OGE
- Ohio Valley Banc Corp OVBC
- Ohmyhome Ltd OMH
- Oil States International, Inc OIS
- Oil-Dri Corp of America ODC
- OIO Group OIO
- Okeanis Eco Tankers Corp. ECO
- Oklo Inc. OKLO
- Okmin Resources, Inc. OKMN
- Okta, Inc. OKTA
- OKYO Pharma Ltd OKYO
- Olb Group, Inc. OLB
- Old Dominion Freight Line, Inc. ODFL
- Old Market Capital Corp OMCC
- Old National Bancorp ONB
- Old Republic International Corp ORI
- Old Second Bancorp Inc OSBC
- Olema Pharmaceuticals, Inc. OLMA
- Olenox Industries Inc. OLOX
- Olin Corp OLN
- Ollie's Bargain Outlet Holdings, Inc. OLLI
- Omada Health, Inc. OMDA
- Omega Flex, Inc. OFLX
- Omega Healthcare Investors Inc OHI
- Omeros Corp OMER
- OmniAb, Inc. OABI
- Omnicell, Inc. OMCL
- Omnicom Group Inc. OMC
- Omniq Corp. OMQS
- Omnitek Engineering Corp OMTK
- OMS Energy Technologies Inc. OMSE
- On Holding AG ONON
- On Semiconductor Corp ON
- Onar Holding Corp ONAR
- Oncolytics Biotech Inc ONCY
- Onconetix, Inc. ONCO
- Oncotelic Therapeutics, Inc. OTLC
- Ondas Inc. ONDS
- One & one Green Technologies. INC YDDL
- ONE Gas, Inc. OGS
- ONE Group Hospitality, Inc. STKS
- One Liberty Properties Inc OLP
- ONE Nuclear Energy Inc. ONEN
- One Stop Systems, Inc. OSS
- One World Products, Inc. OWPC
- OneConstruction Group Ltd ONEG
- OneMain Holdings, Inc. OMF
- OneMedNet Corp ONMD
- OneMeta Inc. ONEI
- ONEOK Inc OKE
- OneSpan Inc. OSPN
- Onespaworld Holdings Ltd OSW
- OneWater Marine Inc. ONEW
- Onfolio Holdings, Inc ONFO
- Onity Group Inc. ONIT
- OnKure Therapeutics, Inc. OKUR
- Onterris, Inc. ONT
- Onto Innovation Inc. ONTO
- Ooma Inc OOMA
- OP Bancorp OPBK
- OPAL Fuels Inc. OPAL
- Open Text Corp OTEX
- Opendoor Technologies Inc. OPEN
- Openlane, Inc. OPLN
- OpenWorld, Inc. OPNW
- Opera Ltd OPRA
- Opko Health, Inc. OPK
- Oportun Financial Corp OPRT
- Oppenheimer Holdings Inc OPY
- OppFi Inc. OPFI
- Optex Systems Holdings Inc OPXS
- Opthea Ltd CKDXF
- Optical Cable Corp OCC
- OptimizeRx Corp OPRX
- Optimum Communications, Inc. OPTU
- OptimumBank Holdings, Inc. OPHC
- Option Care Health, Inc. OPCH
- Opus Genetics, Inc. IRD
- OR Royalties Inc. OR
- Oracle Corp ORCL
- Oragenics Inc OGEN
- Oramed Pharmaceuticals Inc. ORMP
- Orange FNCTF
- Orange County Bancorp, Inc. OBT
- Orangekloud Technology Inc. ORKT
- Orasure Technologies Inc OSUR
- Orbit International Corp ORBT
- Orchestra BioMed Holdings, Inc. OBIO
- Orchid Island Capital, Inc. ORC
- Organigram Global Inc. OGI
- Organogenesis Holdings Inc. ORGO
- Organon & Co. OGN
- Oric Pharmaceuticals, Inc. ORIC
- Oriental Culture Holding LTD OCG
- Oriental Rise Holdings Ltd ORISF
- Origin Agritech LTD SEED
- Origin Bancorp, Inc. OBK
- Origin Investment Corp I ORIQ
- Originclear, Inc. OCLN
- Orion Bliss Corp. ORIB
- Orion Digital Corp. ORIO
- Orion Energy Systems, Inc. OESX
- Orion Group Holdings Inc ORN
- Orion Properties Inc. ONL
- Orion S.A. OEC
- Orix Corp IX
- Ormat Technologies, Inc. ORA
- Orrstown Financial Services Inc ORRF
- Orthofix Medical Inc. OFIX
- Orthopediatrics Corp KIDS
- Oruka Therapeutics, Inc. ORKA
- OS Therapies Inc OSTX
- Oscar Health, Inc. OSCR
- Oshkosh Corp OSK
- Osi Systems Inc OSIS
- Osisko Gold Group Inc. OGG
- OSR Health, Inc. OSRH
- Ostin Technology Group Co., Ltd. OST
- Otis Worldwide Corp OTIS
- Otter Tail Corp OTTR
- Our Bond, Inc. OBAI
- Ouster, Inc. OUST
- Outdoor Holding Co POWW
- OUTFRONT Media Inc. OUT
- Outlook Therapeutics, Inc. OTLK
- Outset Medical, Inc. OM
- Ovid Therapeutics Inc. OVID
- Ovintiv Inc. OVV
- Owens Corning OC
- Owlet, Inc. OWLT
- Oxbridge Re Holdings Ltd OXBR
- Oxford Industries Inc OXM
- Oxford Square Capital Corp. OXSQ
- Oyocar Group Inc. OYCG
- Oz Vision Inc. OZVN
- Ozop Energy Solutions, Inc. OZSC