MIAX Pearl Equities™ Interface Specifications

The MIAX Pearl Equities trading platform is built to meet the high-performance order processing demands unique to the U.S. Equities trading industry. In addition to providing exceptional throughput, ultra-low latency access and best-in-class wire-order determinism, our interface solutions facilitate well-defined and easy-to-implement, industry-accepted approaches to integration with the trading platform. Support is provided by a knowledgeable staff to assist firms with the onboarding process, certification or recertification in the firm test bed environment or to answer questions in the production environment. 

FIX ORDER INTERFACE (FOI) GATEWAY

The MIAX Pearl Equities high speed FIX Order Interface gateway conveniently routes orders to our trading engines through a common entry point to our trading platform.


FIX ORDER DROP (FXD)

The MIAX Pearl Equities FIX Drop is a messaging interface that provides real-time order updates and trade information corresponding to a firm’s orders.

FIX Order Interface v2.5a – Current Production Version

FIX Order Interface v2.5b – Summer 2024 Release: Trading Collar “Custom Dollar Value” Functionality expanded to all Order Types


MIAX EXPRESS ORDERS (MEO)

The MIAX Express Order interface provides a feature-rich binary order interface that provides exceptional determinism, throughput and ultra-low latency to our trading engines. The MIAX Pearl Equities MEO interface is also a gateway interface that conveniently routes orders to the trading engines through a common entry point to our trading platform.

MIAX Express Orders v2.6 – Current Production Version

MIAX Express Orders v2.6a – Summer 2024 Release: Trading Collar “Custom Dollar Value” Functionality expanded to all Order Types

TOP OF MARKET (TOM) FEED

Get the MIAX Pearl Equities BBO and Trade Report market data via our hyper-fast Top of Market feed.

Top of Market Feed v1.1a


DEPTH OF MARKET (DOM) FEED

DOM is a high-speed, real-time feed that publishes all actionable orders, order updates, cancellations and executions: Symbol Update, System State and Security Trading Status messages.

Depth of Market Feed v1.3b

TCP SESSION MANAGEMENT AND TRANSMISSION CHARACTERISTICS

The ESesM – TCP specification defines the session management for TCP connections to our Equities market.

ESesM - TCP v1.0.a


MULTICAST TRANSMISSION CHARACTERISTICS

The MIAX MACH protocol defines the handling of multicast transmissions from our market.

MACH v1.2e

ORDER ENTRY PORT ATTRIBUTES

This specification defines the different attributes that member firms can configure on their FIX Order Interface (FOI) and MIAX Express Orders (MEO) ports.

Order Entry Port Attributes v3.2

ORDER EXECUTION LIQUIDITY INDICATOR CODES

This specification defines the Liquidity Indicator Codes that will be populated in the order execution messages of MIAX Pearl Equities FIX Order Interface (FOI), FIX Drop and MIAX Express Orders (MEO) Interface.

Liquidity Indicator Codes v2.7

Exchange Codes
SIP Participant ID H
Market Identifier Code EPRL