Technical Alert

MIAX Pearl Equities

August 14, 2020 | 02:01 PM

MIAX PEARL Equities - Updated MEO and FOI Interface Specifications

As previously announced in the July 20th Alert, MIAX PEARL Equities (EPRL) published interface specifications in anticipation of a launch on September 25, 2020.  

Updated MIAX PEARL Equities Exchange interface specifications are available for the following:

  • MIAX Express Orders (MEO) – v1.4
    • Added Last Price and Last Size fields to Cancel/Reduce Size Order Notification. When the reason for this notification is Self-Trade Protection, these fields will indicate the match price and the number of shares that would have matched if the order had not been prevented from execution due to Self-Trade Protection
  • FIX Order Interface (FOI) - v1.3.a
    • Added a note to clarify that an Execution Report (MsgType=’8’) with ExecType=’D’ (Restated) will be sent for order cancellation or size reduction due to Self-Trade Protection
    • LastPx (tag#31) and LastShares (tag#32) in Execution Report will indicate the match price and the number of shares that would have matched if the order had not been prevented from execution due to Self-Trade Protection 
Please review the updated EPRL Interface Specifications and the MIAX Exchange Group Connectivity Guide for further details.

Important Dates:
  • Connectivity to the EPRL Firm Test Bed 2 (PEFTB2) is available now, contact TradingOperations@MIAXEquities.com
  • The above updates will be available in EPRL Firm Test Bed 2 (PEFTB2) on Monday, August 17, 2020
  • Industry Mock Trading is scheduled as follows:
    • Saturday, August 15, 2020
    • Saturday, August 29, 2020
    • Saturday, September 19, 2020
Resources: MIAX PEARL Equities Exchange Codes:
  • Bloomberg:  VP
  • Blue sheet – Exchange Code:  8
  • Blue sheet – Requestor Code:  7
  • CAT Destination Code:  PEARLEQ
  • CAT Market Center ID:  H
  • CAT Related Market Center ID:  S
  • CAT Participant Code:  PEARLEQ
  • ECAT Code: H (previously announced as S but changed at the request of SIAC)
  • FINRA Short Interest Reporting Code:  Y
  • MIC Code:  EPRL
  • MIC Code (Dark): EPRD
  • OATS Destination Code:  XH
  • OATS Market Center ID:  H
  • RIC Code:  .MP
  • RIC Trade Exchange ID:  MPE
  • SIP Code: H
  • Thomson One Exchange Code:  NP
  • UTC Market Code: TBD by DTCC
All updates will be provided through future Alerts.

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.