Glossary

Every term between trade and settlement.

Maker-Checker Workflow

A two-person segregation of duties control requiring that any action entered by one operator must be reviewed and approved by a second before it takes effect.

Market Identifier Code (MIC)

The ISO 10383 four-character code that identifies trading venues, operating markets, and market segments for enrichment, reporting, and post-trade routing.

Market Master Data

The authoritative reference layer for countries, currencies, venues, CSDs, settlement rules, tax signals, sanctions evidence, and market infrastructure.

Master Securityholder File

The master securityholder file is the official list of individual securityholder accounts in the transfer-agent recordkeeping framework.

MCP Trading Integration

MCP trading integration connects AI assistants to trading, account, portfolio, and post-trade tools through governed context, permissioned tool calls, staged actions, and audit evidence.

MiCA Digital Asset Operations

The EU regulatory framework governing crypto-asset issuance and service provision — covering EMT and ART stablecoins, CASP authorization, and travel rule compliance — fully operational since December 2024.

Middle Office Software

The control layer between execution and settlement that automates trade validation, compliance monitoring, allocation, IBOR maintenance, and exception management in real time under T+1 and hybrid digital asset workflows.

Multi-Prime Broker Reconciliation

Multi-prime broker reconciliation is the workflow for matching position, cash, financing, borrow, margin, collateral, and trade records across multiple prime brokers against an independent fund record.