Market Identifier Code

The Market Identifier Code (MIC) is a unique identification code used to identify securities trading exchanges, regulated and non-regulated trading markets. The MIC is a four alphanumeric character code, and is defined in ISO 10383. by the International Organization for Standardization (ISO). For example, trades that are executed on the US NASDAQ market are identified using MIC code XNAS.


The Market Identifier Code (MIC) is a unique identification code used to identify securities trading exchanges, regulated and non-regulated trading markets. The MIC is a four alphanumeric character code, and is defined in ISO 10383. by the International Organization for Standardization (ISO). For example, trades that are executed on the US NASDAQ market are identified using MIC code XNAS.
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