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Date/Time: Mon, 22 Dec 2025 09:28:13 +0000



Post From: future DTC protocol changes for fractional volume support

[2025-12-21 11:44:56]
d9e5c763 - Posts: 112
Regarding the upcoming fractional volume support and internal move to double precision:

From the DTC side, how is this expected to be handled with respect to existing trade messages, specifically
MARKET_DATA_UPDATE_TRADE (double volume, timestamp truncated) and
MARKET_DATA_UPDATE_TRADE_WITH_UNBUNDLED_INDICATOR_2 (integer volume, higher-precision timestamp)?

Should DTC clients expect:
a new protocol version,
a new trade update message type, or
changes to one of the existing message definitions?