U.S. Options

As previously announced in the August 8, 2019 and September 4, 2019 Alerts, the MIAX Options, MIAX PEARL Options and MIAX Emerald Options Exchanges will support the planned OPRA updates to reported trade conditions beginning Monday, November 4, 2019.

MIAX Top of Market (ToM) - Mandatory Change:

• The trade condition ‘I’ has been updated from “reserved for future use” to “Auto” for MIAX Options and PEARL Options
• A note has been added to Appendix A for MIAX Options, PEARL Options and Emerald Options clarifying the usage of the trade conditions

MIAX Clearing Trade Drop (CTD) - Mandatory Change:

• The trade condition ‘I’ has been updated from “reserved for future use” to “Auto” for MIAX Options and PEARL Options
• A note has been added to Appendix A for MIAX Options, PEARL Options and Emerald Options clarifying the usage of the trade conditions

Important Dates:

• The above interface updates are currently available in the MIAX Firm Test Bed (FTB2) environments
• Production activation of the above changes is scheduled for November 4, 2019 for all exchanges in the MIAX Exchange Group  

Please review the highlighted updated interface specifications for further details:

• MIAX Options Exchange Interface Specifications
• MIAX PEARL Options Exchange Specifications
• MIAX Emerald Options Exchange Specifications

Please contact MIAX Trading Operations at TradingOperations@miaxglobal.com or (609) 897-7302 to discuss any specific issues and to arrange interface testing.