changes.mady.by.user Matthew Whitaker
Saved on Jun 21, 2022
Saved on Jul 26, 2022
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Clients may receive MarketDataIncrementalRefresh messages with MDUpdateAction = Change, but has no change in amount or price due.
MarketDataIncrementalRefresh
MDUpdateAction = Change
This is due to CboeFX sending updates for Iceberg orders when MaxShow is specified, leading to updates with same visible MDEntryPx and MDEntrySize.
MaxShow
MDEntryPx
MDEntrySize.