Test Plan
All symbols will be made available for order entry and systems will start up at the respective Exchange’s Primary site and perform a failover to the Secondary Chicago site. Members with connectivity to the secondary site will be allowed to connect, submit orders, and receive market data for the duration of the test following the failover from the Primary site to the Secondary site per the below schedule.
Per normal weekend test standards, the trade date for all transactions on all Exchange messaging (e.g., order acknowledgements, execution reports, drop, and market data) during the official test on October 24, 2026. The following functionality will be testable and verifiable during the DR test:
- Customer connectivity
- Pre-open session
- Regular market trading session open
- Trade activity
- Market data dissemination
- Order routing (equities, options, and futures)
- Clearing Equities IPO functionality (using test symbol ZBZX on BZX)
- Regular market trading session close
- After-market trading session (equities and options)
- Daily settlement price dissemination (futures)
There is an analogous port in the secondary data center ready for connection for each Member port in the primary data center. Secondary data center port information can be found within the Cboe Customer Web Portal.





