US Stock
Explore the US stocks in PyInvesting's instrument catalogue. Select a company below to review its instrument page and available history before including it in a backtest.
This catalogue lists available instruments, not the historical membership of a stock index. Data coverage and usable backtest dates vary by instrument.
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- ORKTOrangekloud Technology Inc. Class A Ordinary Shares
- ORLYO’Reilly Automotive Inc
- ORMPOramed Pharmaceuticals Inc
- ORNOrion Group Holdings Inc
- ORPHOrphazyme A/S
- ORPNBioblast Pharma Ltd
- ORRFOrrstown Financial Services Inc
- ORSNOrisun Acquisition Corp
- ORTXOrchard Therapeutics PLC
- OSATOrbsat Corp Common Stock
- OSATWOrbsat Corp Warrants
- OSBNorbord Inc
- OSBCOld Second Bancorp Inc
- OSCROscar Health Inc
- OSGOctave Specialty Group, Inc.
- OSHOak Street Health Inc
- OSIOsiris Acquisition Corp
- OSI-UOSI-U
- OSI-UNOsiris Acquisition Corp
- OSI-WSOSI-WS
- OSISOSI Systems Inc
- OSKOshkosh Corporation
- OSMTOsmotica Pharmaceuticals plc
- OSNOssen Innovation Co. Ltd
- OSPNOneSpan Inc
- OSPROsprey Acquisition Corp. III Class A Ordinary Shares
- OSRHOSR Holdings Inc
- OSSOne Stop Systems Inc
- OSTOstin Technology Group Co Ltd
- OSTKOverstockcom Inc
- OSTROyster Enterprises Acquisition Corp
- OSTRUOyster Enterprises Acquisition Corp
- OSTRWOyster Enterprises Acquisition Corp. Warrant
- OSUROraSure Technologies Inc
- OSWOneSpaWorld Holdings Ltd
- OTAI-RIStarlink AI Acquisition Corporation
- OTAI-UNStarlink AI Acquisition Corp
- OTECOceantech Acquisitions I Corp
- OTECUOceantech Acquisitions I Corp Unit
- OTECWOceanTech Acquisitions I Corp. Warrant
- OTELOtelco Inc
- OTEXOpen Text Corp
- OTFBlue Owl Technology Finance Corp.
- OTGAOTG Acquisition Corp. I Class A Ordinary Share
- OTICOtonomy Inc
- OTISOtis Worldwide Corp
- OTIS-WOTIS-W
- OTIVOn Track Innovations Ltd
- OTLKOUTLOOK THERAPEUTICS INC
- OTLKWOncobiologics Inc. Series A Warrant
- OTLYOatly Group AB ADR
- OTMOOtonomo Technologies Ltd
- OTMOWOtonomo Technologies Ltd. Warrant
- OTRAOTR Acquisition Corp
- OTRAUOTR Acquisition Corp
- OTRAWOTRAW
- OTRKOntrak Inc
- OTTROtter Tail Corporation
- OTTWOttawa Bancorp, Inc
- OURAOura Inc.
- OUSTOuster, Inc. Common Stock
- OUST-WSOUST-WS
- OUST-WTOuster Inc.
- OUTOutfront Media Inc
- OVBCOhio Valley Banc Corp
- OVIDOvid Therapeutics Inc
- OVLYOak Valley Bancorp
- OVVOvintiv Inc
- OWLBlue Owl Capital Inc
- OWL-WSOWL-WS
- OWL-WTBlue Owl Capital Inc. Wt
- OWLSOBOOK Holdings Inc. Class A Common Shares
- OWLTOwlet Inc
- OWLT-WSOWLT-WS
- OXACOxbridge Acquisition Corp
- OXACUOxbridge Acquisition Corp Unit
- OXACWOxbridge Acquisition Equity Warrant Exp 4th Aug 2026
- OXBROxbridge Re Holdings Ltd
- OXFOxford Resource Partners, LP
- OXFDOxford Immunotec Global PLC
- OXLCOxford Lane Capital Corp
- OXLNVOXLNV
- OXMOxford Industries Inc
- OXSQOxford Square Capital Corp
- OXSQLOxford Square Capital Corp ELKS
- OXSQZOxford Square Capital Corp. - 6.25% Notes due 2026
- OXUSOxus Acquisition Corp
- OXUSUOxus Acquisition Corp Unit
- OXUSWOxus Acquisition Corp. Warrant
- OXYOccidental Petroleum Corporation
- OXY-WSOXY-WS
- OXY-WS-WOXY-WS-W
- OXY-WSWOXY-WSW
- OYSEOyster Enterprises II Acquisition Corp Class A Ordinary Shares
- OYSTOyster Point Pharma Inc
- OZBelpointe PREP LLC Unit
- OZKBank Ozk
- OZONOzon Holdings PLC
- OZRKBank of the Ozarks
- PEverpure, Inc.