U.S. Equities

As previously announced in the September 28, 2020 Alert, MIAX PEARL Equities (EPRL) published updates to the MIAX Express Order (MEO) and FIX Order Interface (FOI/FXD) to support enhanced liquidity code indicators.

All application version upgrades in production require overnight configuration changes and must be requested by contacting MIAX Trading Operations at TradingOperations@MIAXEquities.com.  
 
Updated MIAX PEARL Equities Exchange interface specifications are available for the following:
 
MIAX Express Orders (MEO) – V1.5
 
Modified the Liquidity Indicator field values in the Execution Notification message to indicate if the executed order was displayed or non-displayed. Also added reserved values for future use.
 
FIX Order Interface (FOI, FXD) - V1.4
 
Modified the TradeLiquidityIndicator field values in the Execution Report message to indicate if the executed order was displayed or non-displayed. Also added reserved values for future use.

These changes are currently available in EPRL Firm Test Bed 1 (FTB1) and EPRL Firm Test Bed 2 (FTB2).
 
Please review the updated EPRL Interface Specifications and the MIAX Exchange Group Connectivity Guide for further details.


For further information or to arrange testing, please contact MIAX Trading Operations at TradingOperations@MIAXEquities.com or (609) 897-7302.

Regulatory inquiries should be directed to Regulatory@MIAXEquities.com or (609) 897-7309.

To learn more about PEARL Equities please contact Sales@MIAXEquities.com, (609) 897-8177 or visit MIAXEquities.com.