FIXML

FIXML
Name	FIXML
Developer	Financial Information eXchange
Released	2000s
Latest release	5.0SP2
Programming language	XML
Operating system	Cross-platform
Genre	Financial messaging standard
License	Open standard

FIXML

FIXML is an XML-based messaging standard used for the electronic communication of financial securities transactions and market data between Morgan Stanley, Goldman Sachs, JPMorgan Chase, Citigroup, and other major institutions. It complements legacy protocols used by Deutsche Bank, Barclays, Credit Suisse, and UBS while interfacing with infrastructure operated by NASDAQ, New York Stock Exchange, London Stock Exchange, and Tokyo Stock Exchange. Employed by sell-side firms, buy-side firms, and central counterparties such as DTCC and LCH, FIXML supports order routing, trade capture, allocation, and post-trade workflows.

Overview

FIXML originated as an XML encoding aligned with the Financial Information eXchange Protocol to describe messages for equities, derivatives, foreign exchange, and fixed income between institutional participants including BlackRock, Vanguard Group, State Street Corporation, and Fidelity Investments. The standard maps semantic elements to message types encountered in systems deployed at Morgan Stanley, Goldman Sachs, and trading venues like Chicago Mercantile Exchange, Intercontinental Exchange, and CBOE. FIXML documents are parsed by engines maintained by IBM, Microsoft, Oracle Corporation, and Red Hat and are often validated against schemas used by SWIFT-connected back-office platforms and Euroclear systems.

History and Development

Work on an XML representation began following interoperability initiatives among Bank of America, Barclays, Deutsche Bank, and Credit Suisse to modernize the Financial Information eXchange message set after the growth of web technologies led by World Wide Web Consortium standards and the adoption of Extensible Markup Language across enterprises. Early drafts involved collaboration among standards bodies and trading venues including NASDAQ and London Stock Exchange and were influenced by implementations at Goldman Sachs and JP Morgan. Over successive releases the specification incorporated feedback from vendors such as Finastra and ION Group and infrastructure providers like DTCC and LCH, aligning with regulatory reporting regimes administered by SEC, FCA, and European Securities and Markets Authority.

Specification and Structure

The specification defines an XML Schema Definition (XSD) that maps message categories—order, execution report, allocation, settlement—to complex types and attributes referenced by deployment projects at BlackRock and Citigroup. The schema includes namespaces and element sets comparable to schemas used by SWIFT MT/MX messages and to XML encodings adopted by FIX Protocol working groups. Messages reference party identifiers used by Bloomberg and venue fields consistent with NASDAQ and NYSE Arca taxonomies. Implementers use tools from Apache Software Foundation projects like Apache Xerces and Apache XMLBeans or commercial toolkits from Progress Software to perform validation and transformation into formats supported by Oracle Database and Microsoft SQL Server.

Use Cases and Adoption

FIXML is used in pre-trade, trade, and post-trade contexts at global institutions including BlackRock, Goldman Sachs, Morgan Stanley, State Street Corporation, and Fidelity Investments. Buy-side order management systems from Charles River Development and SimCorp exchange FIXML with execution management systems from Bloomberg Trade Order Management Solutions and FlexTrade; sell-side OMS platforms by ION Group and Finastra process FIXML for order routing to venues like Chicago Board Options Exchange and London Stock Exchange. FIXML supports regulatory reporting to authorities such as SEC, FCA, and ESMA and reconciles with custody and clearing systems at DTCC and Euroclear.

Implementations and Tools

Commercial implementations exist in products from Bloomberg L.P., Finastra, ION Group, Charles River Development (a State Street Corporation company), and Linedata. Open-source libraries and toolkits for FIXML handling are provided by projects within the Apache Software Foundation ecosystem and vendor-neutral adapters from firms like RapidAddition and OpenFin. Integration middleware from TIBCO Software, IBM MQ, Red Hat JBoss, and MuleSoft often provide adapters to transform FIXML to native formats used by downstream systems such as SAS analytics platforms or MS Power BI visualization stacks in organisations like BlackRock and Vanguard Group.

Interoperability and Integration

Interoperability is achieved through profiles and conformance suites developed in conjunction with participants including Goldman Sachs, JPMorgan Chase, Citigroup, and exchanges such as NASDAQ and London Stock Exchange. Adapters transform FIXML to formats used by SWIFT, FIX Protocol, and proprietary APIs at Deutsche Bank and Barclays while message brokers like RabbitMQ and Apache Kafka route FIXML between order management systems and execution venues. Integration with post-trade utilities at DTCC and Euroclear requires mapping FIXML fields to settlement instructions and corporate actions records maintained by custodians such as State Street Corporation and BNY Mellon.

Category:Electronic trading