Symbol Directory

Welcome to the Symbol Directory section of Cboe.com. Directories are broken down into the Cboe product categories linked below. Cboe also offers downloadable spreadsheets of the directories which are linked from the top of each page. Please note that Cboe's symbol directories include options listed on Cboe only and that all directories are updated daily using information from the previous business day.

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NAME OF UNDERLYING EQUITY
STOCK
SYMBOL

DPM NAME

POST/STATION
O-I GLASS INC COM OI Citadel Securities LLC 3/1
OAK STR HEALTH INC COM OSH Citadel Securities LLC 3/1
OAKTREE SPECIALTY LENDING CORP COM OCSL Citadel Securities LLC 3/1
Oasis Petroleum, Inc OASQW 4/1
OATLY GROUP AB SPONSORED ADS OTLY Citadel Securities LLC 2/1
OBLONG INC COM OBLG 16/1
OBSEVA SA COM OBSV Susquehanna Securities, LLC 6/1
OBSIDIAN ENERGY LTD COM OBE Group One Trading, L.P. 3/1
OCCIDENTAL PETE CORP COM OXY GTS Securities LLC 5/1
OCCIDENTAL PETE CORP COM OXY GTS Securities LLC 16/1
OCEAN PWR TECHNOLOGIES INC COM NEW OPTT Group One Trading, L.P. 4/1
OCEANEERING INTL INC COM OII Citadel Securities LLC 3/1
OCEANFIRST FINL CORP COM OCFC Group One Trading, L.P. 3/1
OCUGEN INC COM OCGN Citadel Securities LLC 3/1
OCULAR THERAPEUTIX INC COM OCUL Citadel Securities LLC 3/1
OCUPHIRE PHARMA INC COM OCUP Group One Trading, L.P. 4/1
OCWEN FINL CORP COM NEW OCN Group One Trading, L.P. 4/1
ODYSSEY MARINE EXPL INC COM NEW OMEX Morgan Stanley & Co. LLC 4/1
OFFERPAD SOLUTIONS INC COM CL A OPAD Citadel Securities LLC 2/1
OFFICE PPTYS INCOME TR COM SHS BEN INT OPI Belvedere Trading LLC 2/1
OFG BANCORP COM OFG Wolverine Trading, LLC 3/1
OFS CAP CORP COM OFS Group One Trading, L.P. 4/1
OGE ENERGY CORP COM OGE Wolverine Trading, LLC 1/1
OIL STS INTL INC COM OIS Susquehanna Securities, LLC 3/1
OKTA INC CL A OKTA Susquehanna Securities, LLC 5/1
OLAPLEX HLDGS INC COM OLPX Citadel Securities LLC 2/1
OLD DOMINION FREIGHT LINE INC COM ODFL Susquehanna Securities, LLC 3/1
OLD NATL BANCORP IND COM ONB GTS Securities LLC 16/1
OLD NATL BANCORP IND COM ONB GTS Securities LLC 6/1
OLD REP INTL CORP COM ORI Wolverine Trading, LLC 1/1
OLD SECOND BANCORP INC ILL COM OSBC 16/1
OLEMA PHARMACEUTICALS INC COM OLMA Belvedere Trading LLC 1/1
OLIN CORP COM PAR $1 OLN Two Sigma Securities, LLC 6/1
OLINK HLDG AB SPONSORED ADS OLK Citadel Securities LLC 3/1
OLLIES BARGAIN OUTLET HLDGS IN COM OLLI Citadel Securities LLC 3/1
OLO INC CL A OLO Susquehanna Securities, LLC 1/1
OLYMPIC STEEL INC COM ZEUS Belvedere Trading LLC 4/1
OMEGA HEALTHCARE INVS INC COM OHI Susquehanna Securities, LLC 6/1
OMEGA THERAPEUTICS INC COMMON STOCK OMGA Susquehanna Securities, LLC 6/1
OMEROS CORP COM OMER Citadel Securities LLC 6/1
OMNICELL COM COM OMCL Susquehanna Securities, LLC 4/1
OMNICOM GROUP INC COM OMC Susquehanna Securities, LLC 4/1
ON HLDG AG NAMEN AKT A ONON Citadel Securities LLC 1/1
ON SEMICONDUCTOR CORP COM ON Wolverine Trading, LLC 4/1
ON24 INC COM ONTF Citadel Securities LLC 1/1
ONCOCYTE CORP COM OCX Group One Trading, L.P. 4/1
ONCONOVA THERAPEUTICS INC COM NEW ONTX Belvedere Trading LLC 1/1
ONCORUS INC COM ONCR Susquehanna Securities, LLC 2/1
ONCOSEC MED INC COM NOV 2022 ONCS Belvedere Trading LLC 6/1
ONCTERNAL THERAPEUTICS INC COM ONCT Citadel Securities LLC 6/1
ONDAS HLDGS INC COM NEW ONDS Citadel Securities LLC 5/1
ONE GAS INC COM OGS Wolverine Trading, LLC 4/1
ONE LIBERTY PPTYS INC COM OLP Belvedere Trading LLC 3/1
ONE STOP SYS INC COM OSS Wolverine Trading, LLC 3/1
ONECONNECT FINL TECHNOLOGY CO SPONSORED ADS OCFT 16/1
ONEMAIN HLDGS INC COM OMF Citadel Securities LLC 16/1
ONEMAIN HLDGS INC COM OMF Citadel Securities LLC 2/1
ONEOK INC NEW COM OKE Susquehanna Securities, LLC 2/1
ONESPAN INC COM OSPN GTS Securities LLC 3/1
ONESPAWORLD HOLDINGS LIMITED COM OSW Wolverine Trading, LLC 3/1
ONEWATER MARINE INC CL A COM ONEW Citadel Securities LLC 1/1
ONTO INNOVATION INC COM ONTO GTS Securities LLC 4/1
ONTRAK INC COM OTRK Belvedere Trading LLC 4/1
OOMA INC COM OOMA Wolverine Trading, LLC 3/1
OP BANCORP COM OPBK Belvedere Trading LLC 1/1
OPEN LENDING CORP COM CL A LPRO Wolverine Trading, LLC 3/1
OPEN TEXT CORP COM OTEX Susquehanna Securities, LLC 3/1
OPENDOOR TECHNOLOGIES INC COM OPEN Group One Trading, L.P. 4/1
OPENDOOR TECHNOLOGIES INC COM OPEN Group One Trading, L.P. 16/1
OPERA LTD SPONSORED ADS OPRA Group One Trading, L.P. 4/1
OPKO HEALTH INC COM OPK Group One Trading, L.P. 4/1
OPORTUN FINL CORP COM OPRT Wolverine Trading, LLC 3/1
OPPENHEIMER HLDGS INC CL A NON VTG OPY Susquehanna Securities, LLC 3/1
OPPFI INC COM CL A OPFI Group One Trading, L.P. 4/1
OPTIMIZERX CORP COM NEW OPRX Wolverine Trading, LLC 3/1
OPTINOSE INC COM OPTN 16/1
OPTION CARE HEALTH INC COM NEW OPCH Susquehanna Securities, LLC 2/1
ORACLE CORP COM ORCL Citadel Securities LLC 5/1
ORAMED PHARMACEUTICALS INC COM NEW ORMP Group One Trading, L.P. 4/1
ORANGE SPONSORED ADR ORAN Group One Trading, L.P. 4/1
ORASURE TECHNOLOGIES INC COM OSUR Citadel Securities LLC 3/1
ORBITAL INFRASTRUCTURE GRP INC COM OIG Wolverine Trading, LLC 3/1
ORCHARD THERAPEUTICS PLC SPON ADS ORTX Citadel Securities LLC 1/1
ORCHID IS CAP INC COM NEW ORC Wolverine Trading, LLC 2/1
OREILLY AUTOMOTIVE INC COM ORLY Wolverine Trading, LLC 2/1
ORGANIGRAM HLDGS INC COM OGI Citadel Securities LLC 2/1
ORGANOGENESIS HLDGS INC COM ORGO Group One Trading, L.P. 4/1
ORGANON & CO COMMON STOCK OGN Susquehanna Securities, LLC 6/1
ORGANOVO HLDGS INC COM NEW ONVO Citadel Securities LLC 5/1
ORGENESIS INC COM NEW ORGS Belvedere Trading LLC 3/1
ORIC PHARMACEUTICALS INC COM ORIC Susquehanna Securities, LLC 3/1
ORIENTAL CULTURE HOLDING LTD ORD SHS OCG Citadel Securities LLC 6/1
ORIGIN MATERIALS INC COM ORGN Belvedere Trading LLC 3/1
ORION ENERGY SYS INC COM OESX Susquehanna Securities, LLC 3/1
ORION ENGINEERED CARBONS S A COM OEC Wolverine Trading, LLC 3/1
ORION GROUP HLDGS INC COM ORN Belvedere Trading LLC 1/1
ORION OFFICE REIT INC COM ONL Susquehanna Securities, LLC 6/1
ORLA MNG LTD NEW COM ORLA Citadel Securities LLC 6/1
ORMAT TECHNOLOGIES INC COM ORA Susquehanna Securities, LLC 1/1
ORTHOFIX MED INC COM OFIX Susquehanna Securities, LLC 2/1
ORTHOPEDIATRICS CORP COM KIDS Wolverine Trading, LLC 3/1
OSCAR HEALTH INC CL A OSCR Citadel Securities LLC 1/1
OSHKOSH CORP COM OSK Morgan Stanley & Co. LLC 1/1
OSI SYSTEMS INC COM OSIS Citadel Securities LLC 2/1
OSISKO DEVELOPMENT CORP COM NEW ODV 16/1
OSISKO GOLD ROYALTIES LTD COM OR Group One Trading, L.P. 16/1
OSISKO GOLD ROYALTIES LTD COM OR Group One Trading, L.P. 4/1
OTIS WORLDWIDE CORP COM OTIS Citadel Securities LLC 3/1
OTIS WORLDWIDE CORP COM OTIS Citadel Securities LLC 16/1
OTONOMO TECHNOLOGIES LTD ORDINARY SHARES OTMO Group One Trading, L.P. 4/1
OTONOMY INC COM OTIC Citadel Securities LLC 1/1
OTTER TAIL CORP COM OTTR Group One Trading, L.P. 4/1
OUSTER INC COM OUST Belvedere Trading LLC 2/1
OUTBRAIN INC COM OB Citadel Securities LLC 5/1
OUTFRONT MEDIA INC COM OUT Morgan Stanley & Co. LLC 2/1
OUTSET MED INC COM OM Group One Trading, L.P. 4/1
OVERSEAS SHIPHOLDING GROUP INC CL A NEW OSG Group One Trading, L.P. 4/1
OVERSTOCK COM INC DEL COM OSTK Citadel Securities LLC 5/1
OVID THERAPEUTICS INC COM OVID Citadel Securities LLC 5/1
OVINTIV INC COM OVV Susquehanna Securities, LLC 4/1
OWENS & MINOR INC NEW COM OMI Citadel Securities LLC 4/1
OWENS CORNING NEW COM OC Citadel Securities LLC 3/1
OWL ROCK CAPITAL CORPORATION COM ORCC Citadel Securities LLC 3/1
OWLET INC COM CL A OWLT Citadel Securities LLC 3/1
OXFORD INDS INC COM OXM Susquehanna Securities, LLC 6/1
OXFORD SQUARE CAP CORP COM OXSQ Wolverine Trading, LLC 3/1
OYSTER PT PHARMA INC COM OYST Citadel Securities LLC 2/1
OZON HLDGS PLC SPONSORED ADS OZON Susquehanna Securities, LLC 5/1

NOTE: All directories are updated daily using information from the previous business day.

All data and information, including all symbols, contained within the viewable and downloadable symbol directories on Cboe.com is compiled for the convenience of site visitors and is furnished without responsibility for accuracy and is accepted by the site visitor on the condition that transmission or omissions shall not be made the basis for any claim, demand or cause for action. The information and data was obtained from sources believed to be reliable, but accuracy is not guaranteed. Your use of the information and data is subject to the Terms and Conditions of Cboe Websites. Symbols for adjusted option contracts resulting from corporate or other actions may be included within these directories. Symbols for adjusted option contracts may represent non-standard deliverable terms for option contracts. To access information regarding symbols for adjusted option contracts, you may wish to review the Contract Adjustment section of Cboe.com, the Characteristics and Risks of Standardized Options Disclosure Document (ODD), and/or inquire with the Options Clearing Corporation at [email protected]