Message Interfaces

Omgeo CTM supports the following message interfaces:

  • Direct XML interface
  • FIX interface (Financial Information eXchange)
  • MTI (Message Translation Interface)


For debt (fixed income) and equity asset class trades, the following message interface specifications and supporting files are available:

Direct XML

Direct XML

#NameDescriptionAdded On
1XML Message Specification: Debt/Equity and Common MessagesXML Message Specification: Debt/Equity and Common Messages New!

Comprehensive reference for debt/equity messages and messages shared with other supported asset classes. Refer to the Common Reference Data and Error Code Data Reference when you use this document.

Jun 16, 2017
2XML DTDs (Debt and Equity) for Release 1 2017XML DTDs (Debt and Equity) for Release 1 2017

A zip file of XML Data Type Descriptors (DTDs) in Client Test and Production.

Apr 12, 2017

Financial Information eXchange (FIX)

Financial Information eXchange (FIX)

#NameDescriptionAdded On
1FIX 4.4 Interface Message Specification: Broker/Dealers (Current)FIX 4.4 Interface Message Specification: Broker/Dealers (Current)

Describes the fully-automated, push-enabled FIX 4.4 interface for broker/dealers using Omgeo CTM.

Mar 22, 2017
2FIX 4.4 Interface Message Specification: Broker/Dealers (Legacy)FIX 4.4 Interface Message Specification: Broker/Dealers (Legacy)

Describes the legacy, query-response FIX 4.4 interface for broker/dealers using Omgeo CTM.

Mar 22, 2017
3FIX 4.4 Interface Message Specification: Investment Managers (Current)FIX 4.4 Interface Message Specification: Investment Managers (Current)

Describes the fully-automated FIX 4.4 interface for investment managers using Omgeo CTM.

Apr 07, 2017
4FIX 4.4 Interface Message Specification: Investment Managers (Legacy)FIX 4.4 Interface Message Specification: Investment Managers (Legacy)

Describes the legacy, query-response FIX 4.4 interface for investment managers using Omgeo CTM.

Mar 24, 2017

Message Translation Interface (MTI)

Message Translation Interface (MTI)

#NameDescriptionAdded On
1MTI: .DAT Files for Broker/DealersMTI: .DAT Files for Broker/Dealers

The MTI_Transactions.dat and MTI_Records.dat files that describe the format of the import and export transactions for broker/dealers using MTI.

Oct 15, 2012
2MTI Specification: Debt/Equity for Broker/DealersMTI Specification: Debt/Equity for Broker/Dealers

An overview of the Omgeo CTM message translation interface for broker/dealers.

Mar 22, 2017
3MTI Specification: Debt/Equity for Investment ManagersMTI Specification: Debt/Equity for Investment Managers

An overview of the Omgeo CTM message translation interface for investment managers trading in debt and equity.

Apr 13, 2017
4MTI: Conformance Guide for Investment ManagersMTI: Conformance Guide for Investment Managers

Describes MTI conformance testing for investment managers.

Mar 22, 2017

To obtain documentation for ETDs:

For repos, the following message interface specifications and supporting files are available.

Access to the repo documents requires registration. Click Login or Register in the top right area of this screen and provide a business email to begin the process.

Direct XML

Message Translation Interface (MTI)