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© 2026 Insider Trade Flow. Not financial advice. All data sourced from public SEC filings, 13F reports, and Polymarket.
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Find any company, insider, or institution

Browse our comprehensive A-Z directory of public companies, corporate insiders, and institutional investors tracked through SEC filings.

Companies starting with O

227 companies
ABCDEFGHIJKLMNOPQRSTUVWXYZ
ORLY logoORLY

O REILLY AUTOMOTIVE INC

OKME logoOKME

Oak Ridge Energy Technologies, Inc.

OVLY logoOVLY

Oak Valley Bancorp

OAKU logoOAKU

Oak Woods Acquisition Corp

OAK logoOAK

Oaktree Capital Group, LLC

OCSL logoOCSL

Oaktree Specialty Lending Corp

OAS logoOAS

Oasis Petroleum Inc.

OTLY logoOTLY

Oatly Group AB

OBAF logoOBAF

OBA Financial Services, Inc.

OBJE logoOBJE

OBJ Enterprises, Inc.

OBLG logoOBLG

Oblong, Inc.

OWLS logoOWLS

OBOOK HOLDINGS INC.

OCAT logoOCAT

Ocata Therapeutics, Inc.

OXY logoOXY

OCCIDENTAL PETROLEUM CORP /DE/

OBCI logoOBCI

OCEAN BIO CHEM INC

OPTT logoOPTT

Ocean Power Technologies, Inc.

OSHC logoOSHC

Ocean Shore Holding Co.

OII logoOII

OCEANEERING INTERNATIONAL INC

OCFC logoOCFC

OCEANFIRST FINANCIAL CORP

SVRN logoSVRN

OceanPal Inc.

OCRX logoOCRX

Ocera Therapeutics, Inc.

OZM logoOZM

Och-Ziff Capital Management Group LLC

OCIP logoOCIP

OCI Partners LP

OCIR logoOCIR

OCI Resources LP

OCLR logoOCLR

OCLARO, INC.

OFED logoOFED

Oconee Federal Financial Corp.

OCTX logoOCTX

OCTAGON 88 RESOURCES, INC.

OCTIX logoOCTIX

Octagon XAI CLO Income Fund

AMBC logoAMBC

OCTAVE SPECIALTY GROUP INC

OCUL logoOCUL

OCULAR THERAPEUTIX, INC

OCLS logoOCLS

Oculus Innovative Sciences, Inc.

OCN logoOCN

OCWEN FINANCIAL CORP

ODD logoODD

Oddity Tech Ltd

ODYS logoODYS

Odysight.ai Inc.

OMEX logoOMEX

ODYSSEY MARINE EXPLORATION INC

"OMEX" logo"OMEX"

ODYSSEY MARINE EXPLORATION INC

ODTX logoODTX

Odyssey Therapeutics, Inc.

OTH logoOTH

OFF THE HOOK YS INC.

OPAD logoOPAD

Offerpad Solutions Inc.

ODP logoODP

OFFICE DEPOT INC

NASDAQ:OPI logoNASDAQ:OPI

OFFICE PROPERTIES INCOME TRUST

OPI logoOPI

OFFICE PROPERTIES INCOME TRUST

OFG logoOFG

OFG BANCORP

OFS logoOFS

OFS Capital Corp

OCCI logoOCCI

OFS Credit Company, Inc.

OGE logoOGE

OGE ENERGY CORP.

OHAI logoOHAI

OHA Investment Corp

OVBC logoOVBC

OHIO VALLEY BANC CORP

OHRP logoOHRP

Ohr Pharmaceutical Inc

ODC logoODC

OIL DRI CORP OF AMERICA

OIS logoOIS

OIL STATES INTERNATIONAL, INC

OILT logoOILT

Oiltanking Partners, L.P.

ECO logoECO

Okeanis Eco Tankers Corp.

OKLO logoOKLO

Oklo Inc.

OKTA logoOKTA

Okta, Inc.

OKYO logoOKYO

OKYO Pharma Ltd

OLPX logoOLPX

OLAPLEX HOLDINGS, INC.

OLB logoOLB

OLB GROUP, INC.

ODFL logoODFL

OLD DOMINION FREIGHT LINE INC/VA

OLBK logoOLBK

OLD LINE BANCSHARES INC

OMCC logoOMCC

OLD MARKET CAPITAL Corp

ONB logoONB

OLD NATIONAL BANCORP /IN/

OPOF logoOPOF

OLD POINT FINANCIAL CORP

ORI logoORI

OLD REPUBLIC INTERNATIONAL CORP

OSBC logoOSBC

OLD SECOND BANCORP INC

OLMA logoOLMA

Olema Pharmaceuticals, Inc.

OLN logoOLN

OLIN CORP

OLLI logoOLLI

Ollie's Bargain Outlet Holdings, Inc.

OLO logoOLO

Olo Inc.

ZEUS logoZEUS

OLYMPIC STEEL INC

OMAM logoOMAM

OM Asset Management plc

OMG logoOMG

OM GROUP INC

OMDA logoOMDA

Omada Health, Inc.

OMAG logoOMAG

Omagine, Inc.

OFLX logoOFLX

Omega Flex, Inc.

OHI logoOHI

OMEGA HEALTHCARE INVESTORS INC

OME logoOME

OMEGA PROTEIN CORP

OMER logoOMER

OMEROS CORP

OABI logoOABI

OmniAb, Inc.

OABC logoOABC

OmniAmerican Bancorp, Inc.

OCR logoOCR

OMNICARE INC

OMCL logoOMCL

OMNICELL, Inc

OMC logoOMC

OMNICOM GROUP INC.

OMCV logoOMCV

OMNICOM GROUP INC.

OMCM logoOMCM

OMNICOMM SYSTEMS INC

OMQS logoOMQS

OMNIQ Corp.

OMTK logoOMTK

Omnitek Engineering Corp

OVTI logoOVTI

OMNIVISION TECHNOLOGIES INC

OMN logoOMN

OMNOVA SOLUTIONS INC

ASGN logoASGN

ON ASSIGNMENT INC

ONDK logoONDK

On Deck Capital Inc

ONON logoONON

On Holding AG

ONNN logoONNN

ON SEMICONDUCTOR CORP

ON logoON

ON SEMICONDUCTOR CORP

OTIV logoOTIV

ON TRACK INNOVATIONS LTD

OAIR logoOAIR

ON-AIR IMPACT, INC.

ONTF logoONTF

ON24 INC.

OFRM logoOFRM

Once Upon a Farm, PBC

OGXI logoOGXI

ONCOGENEX PHARMACEUTICALS, INC.

TOI logoTOI

Oncology Institute, Inc.

ONCY logoONCY

ONCOLYTICS BIOTECH INC

OMED logoOMED

OncoMed Pharmaceuticals Inc

ONCO logoONCO

Onconetix, Inc.

ONTX logoONTX

Onconova Therapeutics, Inc.

OTLC logoOTLC

Oncotelic Therapeutics, Inc.

ONTY logoONTY

Oncothyreon Inc.

ONDS logoONDS

Ondas Holdings Inc.

OGS logoOGS

ONE Gas, Inc.

STKS logoSTKS

ONE Group Hospitality, Inc.

OLP logoOLP

ONE LIBERTY PROPERTIES INC

OSS logoOSS

ONE STOP SYSTEMS, INC.

OWOO logoOWOO

ONE WORLD HOLDINGS, INC.

OB logoOB

OneBeacon Insurance Group, Ltd.

ONFC logoONFC

Oneida Financial Corp.

OMF logoOMF

OneMain Holdings, Inc.

ONMD logoONMD

OneMedNet Corp

ONEI logoONEI

OneMeta Inc.

OKE logoOKE

ONEOK INC /NEW/

OKS logoOKS

ONEOK Partners LP

OSPN logoOSPN

OneSpan Inc.

OSW logoOSW

ONESPAWORLD HOLDINGS Ltd

OS logoOS

OneStream, Inc.

ONEW logoONEW

OneWater Marine Inc.

ONIT logoONIT

ONITY GROUP INC.

OKUR logoOKUR

OnKure Therapeutics, Inc.

ONSM logoONSM

Onstream Media CORP

ONT logoONT

Onterris, Inc.

ONTO logoONTO

ONTO INNOVATION INC.

ONVI logoONVI

ONVIA INC

OOMA logoOOMA

OOMA INC

OPBK logoOPBK

OP Bancorp

OPAL logoOPAL

OPAL Fuels Inc.

LPRO logoLPRO

Open Lending Corp

KAR logoKAR

OPENLANE, Inc.

OPLN logoOPLN

OPENLANE, Inc.

OLKR logoOLKR

OpenLocker Holdings, Inc.

OPEN logoOPEN

OPENTABLE INC

OPRA logoOPRA

Opera Ltd

OPXA logoOPXA

Opexa Therapeutics, Inc.

OPGN logoOPGN

OPGEN INC

OPHT logoOPHT

Ophthotech Corp.

OPK logoOPK

Opko Health, Inc.

OPLK logoOPLK

OPLINK COMMUNICATIONS INC

OPRT logoOPRT

Oportun Financial Corp

OPWR logoOPWR

OPOWER, INC.

OPY logoOPY

OPPENHEIMER HOLDINGS INC

OPFI logoOPFI

OppFi Inc.

OPXS logoOPXS

Optex Systems Holdings Inc

OCC logoOCC

OPTICAL CABLE CORP

OPRX logoOPRX

OptimizeRx Corp

OPTU logoOPTU

Optimum Communications, Inc.

OPHC logoOPHC

OptimumBank Holdings, Inc.

OPCH logoOPCH

Option Care Health, Inc.

IRD logoIRD

Opus Genetics, Inc.

ORCL logoORCL

ORACLE CORP

OGEN logoOGEN

ORAGENICS INC

ORMP logoORMP

ORAMED PHARMACEUTICALS INC.

OBT logoOBT

Orange County Bancorp, Inc. /DE/

OSUR logoOSUR

ORASURE TECHNOLOGIES INC

ORBC logoORBC

ORBCOMM Inc.

ORBT logoORBT

ORBIT INTERNATIONAL CORP

ORB logoORB

ORBITAL SCIENCES CORP /DE/

OWW logoOWW

Orbitz Worldwide, Inc.

OBIO logoOBIO

Orchestra BioMed Holdings, Inc.

ORC logoORC

Orchid Island Capital, Inc.

TIS logoTIS

Orchids Paper Products CO /DE

OREX logoOREX

Orexigen Therapeutics, Inc.

ORGO logoORGO

Organogenesis Holdings Inc.

OGN logoOGN

Organon & Co.

ONVO logoONVO

ORGANOVO HOLDINGS, INC.

ORIC logoORIC

Oric Pharmaceuticals, Inc.

NONE logoNONE

Orielle Acquisition Corp.

OBK logoOBK

Origin Bancorp, Inc.

ORGN logoORGN

Origin Materials, Inc.

N/A logoN/A

Origin Real Estate Credit Fund

OESX logoOESX

ORION ENERGY SYSTEMS, INC.

ORN logoORN

Orion Marine Group Inc

ONL logoONL

Orion Properties Inc.

OEC logoOEC

Orion S.A.

ORIT logoORIT

Oritani Financial Corp

IX logoIX

ORIX CORP

ORA logoORA

ORMAT TECHNOLOGIES, INC.

ORRF logoORRF

ORRSTOWN FINANCIAL SERVICES INC

OFIX logoOFIX

ORTHOFIX INTERNATIONAL N V

KIDS logoKIDS

ORTHOPEDIATRICS CORP

ORKA logoORKA

Oruka Therapeutics, Inc.

ORYN logoORYN

Oryon Technologies, Inc.

OEDV logoOEDV

OSAGE EXPLORATION & DEVELOPMENT, INC.

OSCR logoOSCR

Oscar Health, Inc.

OSK logoOSK

OSHKOSH CORP

OSIS logoOSIS

OSI SYSTEMS INC

OSIR logoOSIR

OSIRIS THERAPEUTICS, INC.

OSLH logoOSLH

OSL HOLDINGS, INC.

OTEL logoOTEL

OTELCO INC.

OTIS logoOTIS

Otis Worldwide Corp

OTIC logoOTIC

Otonomy, Inc.

OTTR logoOTTR

Otter Tail Corp

OPCO logoOPCO

OURPETS CO

OUST logoOUST

Ouster, Inc.

POWW logoPOWW

Outdoor Holding Co

OUTR logoOUTR

OUTERWALL INC

OUT logoOUT

OUTFRONT Media Inc.

OTLK logoOTLK

Outlook Therapeutics, Inc.

OM logoOM

Outset Medical, Inc.

OVAS logoOVAS

OvaScience, Inc.

OVRL logoOVRL

OVERLAND STORAGE INC

OSGIQ logoOSGIQ

OVERSEAS SHIPHOLDING GROUP INC

OSG logoOSG

OVERSEAS SHIPHOLDING GROUP INC

OSGB logoOSGB

OVERSEAS SHIPHOLDING GROUP INC

OV6:GR logoOV6:GR

OVERSEAS SHIPHOLDING GROUP INC

OSTK logoOSTK

OVERSTOCK.COM, INC

OVET logoOVET

OVERTECH CORP.

OVID logoOVID

Ovid Therapeutics Inc.

OVV logoOVV

Ovintiv Inc.

OMI logoOMI

OWENS & MINOR INC/VA/

OC logoOC

Owens Corning

OI logoOI

OWENS ILLINOIS INC /DE/

ORM logoORM

Owens Realty Mortgage, Inc.

OWLT logoOWLT

Owlet, Inc.

OXBRU logoOXBRU

OXBRIDGE RE HOLDINGS Ltd

OXBR logoOXBR

OXBRIDGE RE HOLDINGS Ltd

OXFD logoOXFD

Oxford Immunotec Global PLC

OXM logoOXM

OXFORD INDUSTRIES INC

OXF logoOXF

Oxford Resource Partners LP

OXSQ logoOXSQ

Oxford Square Capital Corp.

OXGN logoOXGN

OXIGENE INC

OXBT logoOXBT

OXYGEN BIOTHERAPEUTICS, INC.