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.
For more information about Weeklys visit the Available Weeklys page.
NAME OF UNDERLYING EQUITY |
STOCK SYMBOL |
DPM NAME |
POST/STATION |
|---|---|---|---|
| O-I GLASS INC COM | OI | Citadel Securities LLC | 3/1 |
| OAKTREE SPECIALTY LENDING CORP COM | OCSL | Citadel Securities LLC | 3/1 |
| OATLY GROUP AB SPONSORED ADS | OTLY | Citadel Securities LLC | 2/1 |
| OBSIDIAN ENERGY LTD COM | OBE | Group One Trading, L.P. | 3/1 |
| OCCIDENTAL PETE CORP COM | OXY | Wolverine Trading, LLC | 5/1 |
| OCEAN BIOMEDICAL INC COM | OCEA | Group One Trading, L.P. | 6/1 |
| 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 |
| ODDITY TECH LTD SHS CL A | ODD | Belvedere Trading LLC | 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 |
| OKLO INC COM CL A | OKLO | Susquehanna Securities, LLC | 1/1 |
| 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 | Belvedere Trading LLC | 5/1 |
| OLD REP INTL CORP COM | ORI | Wolverine Trading, LLC | 1/1 |
| OLD SECOND BANCORP INC ILL COM | OSBC | Wolverine Trading, LLC | 6/1 |
| OLEMA PHARMACEUTICALS INC COM | OLMA | Belvedere Trading LLC | 1/1 |
| OLIN CORP COM PAR $1 | OLN | Two Sigma Securities, LLC | 6/1 |
| 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 |
| OMNIAB INC COM | OABI | Belvedere Trading LLC | 1/1 |
| 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 |
| 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 |
| ONEMAIN HLDGS INC COM | OMF | Citadel Securities LLC | 2/1 |
| ONEOK INC NEW COM | OKE | Susquehanna Securities, LLC | 2/1 |
| ONESPAN INC COM | OSPN | Belvedere Trading LLC | 5/1 |
| ONESPAWORLD HOLDINGS LIMITED COM | OSW | Wolverine Trading, LLC | 3/1 |
| ONESTREAM INC CL A | OS | Belvedere Trading LLC | 4/1 |
| ONEWATER MARINE INC CL A COM | ONEW | Citadel Securities LLC | 1/1 |
| ONKURE THERAPEUTICS INC COM CL A | OKUR | Belvedere Trading LLC | 2/1 |
| ONTO INNOVATION INC COM | ONTO | Susquehanna Securities, LLC | 5/1 |
| OOMA INC COM | OOMA | Wolverine Trading, LLC | 3/1 |
| OP BANCORP COM | OPBK | Belvedere Trading LLC | 1/1 |
| OPAL FUELS INC CLASS A COM | OPAL | Group One Trading, L.P. | 5/1 |
| OPEN LENDING CORP COM | 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 |
| OPENLANE INC COM | KAR | Group One Trading, L.P. | 5/1 |
| 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 |
| OPPFI INC COM CL A | OPFI | Group One Trading, L.P. | 4/1 |
| OPTIMIZERX CORP COM NEW | OPRX | Wolverine Trading, LLC | 3/1 |
| 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 |
| 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 | ORGS | Belvedere Trading LLC | 3/1 |
| ORIC PHARMACEUTICALS INC COM | ORIC | Susquehanna Securities, LLC | 3/1 |
| ORIGIN BANCORP INC COM | OBK | Citadel Securities LLC | 4/1 |
| ORIGIN MATERIALS INC COM | ORGN | Belvedere Trading LLC | 3/1 |
| ORION ENERGY SYS INC COM | OESX | Susquehanna Securities, 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 |
| ORION S.A. COM | OEC | Wolverine Trading, LLC | 3/1 |
| 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 GOLD ROYALTIES LTD COM | OR | Group One Trading, L.P. | 4/1 |
| OTIS WORLDWIDE CORP COM | OTIS | Citadel Securities LLC | 3/1 |
| OTTER TAIL CORP COM | OTTR | Citadel Securities LLC | 4/1 |
| OUSTER INC COM NEW | 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 |
| OUTLOOK THERAPEUTICS INC COM | OTLK | Group One Trading, L.P. | 5/1 |
| OUTSET MED INC COM | OM | Group One Trading, L.P. | 4/1 |
| 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 |
| OXFORD INDS INC COM | OXM | Susquehanna Securities, LLC | 6/1 |
| OXFORD SQUARE CAP CORP COM | OXSQ | Wolverine Trading, LLC | 3/1 |
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].