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Prices and amounts are wrapped in the MFFloat class, which holds a fixed precision integer of
9 decimal places, The MFFloat class provides functions to check for special values, which are represented as large negative constants.

ValueAbbreviationDescription
-9223372036854775805NANOT_APPLICABLE
-9223372036854775807NMANO_MARKET_ACTIVITY
-9223372036854775806NDANO_DATA_AVAILABLE

 

The negative amount -9223372036854775805  in the example below maps to NA in MFFloat. In the case below the LAST_TRADE does not have an amount (unreported by the venue).

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