Markets
Global Markets
Global Markets Overview
United States
Equities
Overview
Trading
Overview
Order Types and Routing
Risk Management
Non-Displayed Swap
Midpoint Discretionary Order
Retail Priority
Retail Price Improvement
Retail Membership Program
Periodic Auctions
Cboe Market Close
Clearly Erroneous Form
Cboe Connect
Membership, Rules and Pricing
Overview
Fee Schedule
BZX Equities
BYX Equities
EDGA Equities
EDGX Equities
Regulation
Overview
Disciplinary Actions
BZX Equities
BYX Equities
EDGA Equities
EDGX Equities
Complaints, Tips and Referrals
Circulars
BZX Equities
BYX Equities
EDGA Equities
EDGX Equities
Rule Filings
BZX Equities
BYX Equities
EDGA Equities
EDGX Equities
Other Rule Filings
Overview
BZX and EDGX Options Rules
Cboe Options Rules
C2 Options Rules
Rule 605 Reports
BZX Equities
BYX Equities
EDGA Equities
EDGX Equities
NMS Plans
Tick Pilot Reports
BZX Equities
BYX Equities
EDGA Equities
EDGX Equities
Test Plans
Form 19b-4(e)
Notices
System Status
Fee Schedule
Trade Desk Updates
Schedule Update
Indicative Values
Dividends
New Listings
Short Sale
Trading Halts
Market Data
LMP Program
Document Library
Membership
Technical Specifications
Market Data
Listings
Resources
Market Statistics
Intraday
Overview
Book Viewer
Trading Halts
Listed Volume
Symbol Data
Short Sale Circuit Breakers
Auctions
Product Data
Overview
Daily Volume Reports
Maker Opportunity
Price Improvement
Retail Price Improvement
Short Interest Reports
Cboe Listings
Overview
Daily Distribution Reports
Listed Symbols
Reference Data
Overview
Order Type Statistics
Top Exchange Members
Download Unit Breakdown
Market Share Charts
Options
Overview
Trading
Overview
Orders
Complex Orders
Crossing Orders
Order and Routing Strategies
Risk Management Tools
Codes
Liquidity Providers
Obvious Error Form
Cboe Options
BZX Options
C2 Options
EDGX Options
Mutual Adjust/Bust Form
Cboe Options
BZX Options
C2 Options
EDGX Options
Frequent Trader Program
Compression Service
Quoted Spread Book
Regulation
Overview
Disciplinary Actions
Cboe Options
BZX Options
C2 Options
EDGX Options
Complaints, Tips and Referrals
Circulars
C1 Options
BZX Options
C2 Options
EDGX Options
Rule Filings
Cboe Options
BZX Options
C2 Options
EDGX Options
Other Rule Filings
BZX and EDGX Options Rules
Cboe Options Rules
C2 Options Rules
NMS Plans
OEX Exercise Advice Pro-rata Information
Test Plans
Form 19b-4(e)
Membership, Rules and Pricing
Overview
Fee Schedule
Cboe Options
BZX Options
C2 Options
EDGX Options
Notices
System Status
Fee Schedule
Trade Desk Updates
Schedule Updates
Product Updates
Product Restrictions
Delistings
Trader E-News
Reasonability
Market Data
Bid-Ask Differential
Document Library
Overview
Technical
Market Data
Regulation
Resources
EED/CEA Forms
Symbol Directory
Overview
Weeklys Options
Margin
Overview
Strategy-based Margin
Portfolio Margining
Margin Calculator
Market Statistics
Overview
Intraday
Most Active
Symbol Data
Reference Data
Overview
Flex Trade Reports
Penny Tick Type Reports
Product Data
Daily Market Statistics
Class Appointment Files
Final Indicative Price
Historical Options Data
Maker Opportunity
Index Settlement Values
RPC Reports
Volatility Settlement EOI
Post and Station
Futures
Overview
Error Trade form
Membership, Rules and Pricing
Overview
Fee Schedule
Regulation
Overview
Rule Filings
Regulatory Circulars
Information Circulars
Disciplinary Decisions
Suspensions or Expulsions
Forms and Fees
Complaints, Tips and Referrals
Test Plans
Notices
System Status
Fee Schedule
Trade Desk Updates
Schedule Update
Product Update
Trader E-News
Margin Updates
Market Data
Product Info
Document Library
Membership
Technical Specifications
Resources
Brokers
Market Statistics
Daily Market Statistics
Settlement Prices
Historical Data
Imbalance Reports
VIX Settlement Series
Volatility Settlement EOI
Treasuries
Canada
Overview
Equities
Overview
Market Activity
Overview
Listing Directory
Trading
Overview
Interlisted Securities
Market Maker Obligations and Benefits
List of Members
List of Designated Market Makers
Clearly Erroneous Form
Cboe BIDS Canada
Overview
How it Works
Buy-Side Tools
Sell-Side Tools
Executing/Introducing Brokers
Newsletters
Announcements & Events (English)
Announcements & Events (French)
Document Library
Technical Specifications
Trading Resources
Fee Schedules
Listing Resources
Membership
Agreements
Reference Data
Notices
System Status
Trade Desk Updates
Migration Updates
Trading Notices
Market Data Notices
Listing Notices
Corporate Actions
NEO Connect
Private Listings
Platform Traded Companies
Platform Traded Vehicles
Platform Traded Funds
Product Directory
Resources
ETF Market
Regulatory and Governance
Europe
Overview
Equities
Overview
Trading
Overview
Order Books
Periodic Auctions Book
Cboe BIDS Europe Service
Cboe BIDS BIDS VWAP-X
Cboe Closing Cross (3C)
Cboe Europe EBBO Retail Service
Liquidity Provider Program
Other Services
Market Data
Overview
Market Share by Market
Market Share Graphs
Trade Reporting Services
Volume Reports
Legacy Volume Reports
MIFID Public Trade Data
Symbol Data
CXE
BXE
DXE
TRF
Auctions
Symbol Reference Data
Most Active
Book Viewer
Symbols Traded
CXE Equities
BXE Equities
DXE Equities
TRF Equities
Clearing & Settlement
Overview
Central Counterparties
General Clearing Participants
Clearing Products
Market Settlement Dynamics
Trade Reporting Services
Participation, Rules, Pricing
Listings
Overview
Listed Securities
Issuer Guide
Notices
System Status
Fee Schedule
Release Notes
Schedule Updates
Participant Notices
Market Data
TRF System Status
TRF Fee Schedule
TRF Release Notes
TRF Schedule Updates
Document Library
Indices
Cboe BIDS Europe
Listings
Market Data
Participation
Price Lists
Reference Data
Regulation
Technical Specifications & Connectivity
Trade Reporting Services
Resources
Regulation
Derivatives
Overview
Index Derivatives
Equity Options
Notices
System Status
Fee Schedule
Release Notes
Schedule Updates
Participant Notices
Corporate Action Notices
Document Library
Market Data
Technical Specifications
Price Lists
Reference Data
MIFID Public Trade Data
Regulation
Tradable Products
Trade Reporting Services
Market Makers
Resources
Products
Options Institute Europe
Clearing
Australia
Overview
Compliance
Overview
Previous Versions
Equities Trading
Overview
Order Conversion Service
Market Making & Liquidity Provision
Overview
Eligible Investment Products
Liquidity Requirements
Trading Participants
Short Sale
Technical Specifications
Technology Roadmap
Reference Data
Fee Schedule
Resources
Funds
Overview
Funds Reports
Fund Product
Warrants
Overview
Market Data
Overview
Cboe Connect Australia
CXA 200 Index
Book Viewer
News
Media Releases
Regulatory Submissions
Notices
System Status
Compliance Notices
Market Circulars
Market Data Notices
Market Operations Notices
Technical Notices
Issuer Announcements
Foreign Exchange
Overview
Cboe Spot
Cboe SEF
Trading Protocols
FX Global Code
Resources
Contact
Key Resources
Key Resources
Quotes Dashboard
Cboe Market Data Services
Market Statistics
Memberships
Fee Schedule
Rule Books
Cboe Titanium
Hours & Holidays
Regulatory
Document Library
Notices
Trading
Tradable Products
Product Overview
Browse By
Equity Index
Volatility
Cryptocurrency
Continuous Futures
Quote Vendor Symbols
Funding Rate Data
Financially Settled Futures
Credit
Equities / ETPs
Featured Products
Magnificent 10 Options
Overview
MGTN Options Vendor Symbols
Magnificent 10 Futures
Overview
MGTN Futures Vendor Symbols
S&P 500 Options - SPX
S&P 500 Suite
SPX
Overview
Specifications
SPX Weeklys
SPX End of Month Options
Margin Relief
XSP (Mini-SPX)
Overview
Specifications
0DTE
Variance Futures
Overview
Variance Futures Vendor Symbols
Nanos S&P 500
Overview
Specifications
Equal Weight Index Options
Overview
Equal Weight Index Options Vendor Symbols
S&P 500 Scored & Screened Options
Cboe Select Sectors Index Options
Overview
SIXE Options Contract Specifications
SIXI Options Contract Specifications
SIXM Options Contract Specifications
SIXT Options Contract Specifications
SIXV Options Contract Specifications
SIXU Options Contract Specifications
SIXR Options Contract Specifications
SIXY Options Contract Specifications
SIXB Options Contract Specifications
SIXRE Options Contract Specifications
SIXC Options Contract Specifications
VIX Options
Overview
Contract Specifications
VIX Futures
Overview
Contract Specifications
Quote Vendor Symbols
Continuous Futures
View All Products
Overview
Russell 2000
Overview
Specifications
Mini-Russell 2000 Index Options
Overview
Specifications
Russell 2000 Index Options Suite
DJX (Dow Jones)
Overview
Specifications
VIX Volatility
Overview
VIX Options
Overview
Contract Specifications
VIX Futures
Overview
Contract Specifications
Quote Vendor Symbols
Mini VIX Futures
Options on VIX Futures
VIX FAQs
Term Structure
VIX Decomposition (Beta)
Historical Data
MSCI
MSCI Suite
Quote Vendor Symbols
Specifications
ACWI
World
EAFE
EM
US
Credit
Credit Suite
Corporate Bond Index Futures and Options on Futures
Overview
Trade Participants
Vendor Symbols IBHY
Vendor Symbols IBIG
Cboe iBoxx $ Emerging Market Bond Index Future
Overview
Vendor Symbols IEMD
Life is Better With Options®
Overview
Product Comparison Suite
Volatility Trading
Futures
Find a Local Broker
0DTE
LEAPS Options
Overview
Specifications
FLEX Options
Overview
Specifications
Cash Settled ETFs
Exchange Traded Stock
Overview
Equity Options Product Specifications
Options on ETPs Product Specification
S&P 100 Index Options
Overview
OEX Specifications
XEO Specifications
Quarterly XEO Specifications
Russell 1000 Index Options
Overview
Russell 1000 Index Option Contract Specifications
Russell 1000 Growth Index Option Contract Specifications
Russell 1000 Value Index Option Contract Specifications
Volatility Trading
Futures
Data
Data Overview
Cboe Data Vantage
Overview
Cboe Market Data
Overview
US Options
Overview
Cboe One Options
Notices
US Equities
Overview
Cboe One Equities
US Futures
Canadian Equities
Overview
Cboe One Canada
European Equities
Global FX
Australian Equities
Cboe Global Cloud
Document Library
Quotes Dashboard
Overview
Advanced Charts
Quote Table
Detailed Quote Table
Multiple Quote Table
Future Quotes Table
Vendors
Innovation Spotlight
Historical & Reference Data
Notices
Index Data
Index Data Feed
Overview
Accessing Index Data
Index Data Vendors
Products
Licensing
Document Library
FAQs
Notices
Quotes Dashboard
Market Statistics
Market Statistics
Overview
U.S. Equities
US Equities Market Volume
US Equities Book Viewer
U.S. Options
U.S. Futures
European Equities
European Derivatives
Canadian Equities
Australian Equities
Foreign Exchange
Digital Assets Derivatives
Solutions
Cboe Data Vantage
Analytics & Execution
Options Analytics - Data
Overview
Options Analytics
Portfolio & Margin Analytics
Historical Data
Trading Indicators
Borrow Intensity Indicators
Support
Notices
Options Analytics - Platform
Portfolio Analytics - Platform
Overview
Solutions
Overview
Risk Analysis
Overview
RiskEdge Features
Volatility Analysis
Overview
VolEdge Features
Visualization
Documentation
FAQs
Notices
Real-time Market Alerts
Overview
APIs
Institutions
Individuals
Tutorials
Notices
Trade Alert Login
Order & Execution Management System
Overview
Buy Side
Sell Side
Tutorials
Resources
Notices
Access Solutions
Access Services
Overview
Indices
Cboe Global Indices
Overview
US Indices
Overview
Accessing Index Data
Products
FAQs
SPOTVOL & LTV Indices
Portfolio Protection
Income Generation
Dispersion
European Indices
Overview
Live Data
Index Vendors
Brexit 50/50
Australia Index
Governance
Global Notices
Overview
System Status
Fee Schedule
Trade Desk Updates
Schedule Update
Trader E-news
Index Values
Market Data
Strategy Benchmark Indices
Benchmark Index Roll Information
Implied Correlation
Overview
Implied Correlation Index Dashboard
Index Insights
Index-Linked Investable Products
Other Solutions
Listings
Global Listings
Global Listings
U.S. Listings
Overview
Resources
Canada Listings
Company Listings
ETF Listings
Canadian Depositary Receipts
Listings Announcements & Events
Cboe Canada Listings Directory
Investing Resources
Listing Notices
Corporate Actions
Europe Listings
Overview
Company Resources
ETF Resources
European ETF Listings
Issuer Guide
Listed Securities
Australia Listings
Overview
Listings Resources
Australia Listings Resources
Overview
Clearing Services
Cboe Labs
BIDS Trading
Insights & Education
Insights
Insights Overview
Derivatives Market Research
Derivatives Market Intelligence
Webinars & Events
Education
The Options Institute
Overview
Option Tools & Calculator
Learning Portal
Research Library
Events
Risk Management Conference (RMC)
RMC
Meet the Managers
About Us
About
About Us
Corporate Stewardship at Cboe
Press Releases
Investor Relations
Cboe Empowers
Public Policy
Overview
Comment Letters & Consultation Responses
General Advocacy
Careers
Contact Us
Cboe Titanium
Hours & Holidays
Overview
US Equities
US Options
US Futures
Canadian Equities
European Equities
European Derivatives
FX
Australian Equities
Markets
Data
Solutions
Insights & Education
About Us
Sign In
Search
Clear
powered by
Global Markets
Global Markets Overview
United States
Equities
Options
Futures
Treasuries
Canada
Europe
Equities
Derivatives
Australia
Equities Trading
Funds
Warrants
Foreign Exchange
Key Resources
Quotes Dashboard
Cboe Market Data Services
Market Statistics
Memberships
Cboe Titanium
Hours & Holidays
Tradable Products
Browse By
Equity Index
Volatility
Cryptocurrency
Credit
Equities / ETPs
Featured Products
Magnificent 10 Options
Magnificent 10 Futures
S&P 500 Options - SPX
VIX Options
VIX Futures
Continuous Futures
View All Products
Life is Better With Options®
Find a Local Broker
0DTE
FLEX Options
Exchange Traded Stock
Data Overview
Cboe Data Vantage
Cboe Market Data
Historical & Reference Data
Index Data
Quotes Dashboard
Market Statistics
Market Statistics
U.S. Equities
U.S. Options
U.S. Futures
European Equities
European Derivatives
Canadian Equities
Australian Equities
Foreign Exchange
Digital Assets Derivatives
Cboe Data Vantage
Analytics & Execution
Options Analytics - Data
Options Analytics - Platform
Portfolio Analytics - Platform
Real-time Market Alerts
Order & Execution Management System
Access Solutions
Access Services
Indices
Cboe Global Indices
Other Solutions
Listings
Global Listings
U.S. Listings
Canada Listings
Europe Listings
Australia Listings
Clearing Services
Cboe Labs
BIDS Trading
Insights
Insights Overview
Derivatives Market Research
Derivatives Market Intelligence
Webinars & Events
Education
The Options Institute
Overview
Option Tools & Calculator
Learning Portal
Research Library
Events
Risk Management Conference (RMC)
RMC
Meet the Managers
About
About Us
Corporate Stewardship at Cboe
Press Releases
Investor Relations
Cboe Empowers
Public Policy
Careers
Contact Us
Cboe Titanium
Hours & Holidays
Quoted Spread Book
2026-01-22, T1Rcxf, QSB, BOX_SPREAD
