Indexes

Message Layouts
PostTrade
PreTrade
Trade

Message

TradeSupplement (MEOTS)

ID15860

The tables below describe the data elements used to report when there is more than one order associated with one side of the trade.

Field
Name
Type
Req'd
Comments
Pedigree
2
Y

Indicates whether the event is a new event, a firm initiated correction or a repair of a CAT error.

38

Required when actionType is ‘RPR’. Must be blank when

actionType is ‘NEW’.

44
Y

An identifier assigned to the record by the reporting firm. Formatted as _

Must be unique for the Event Date and CAT Reporter IMID.

131
Y

MEOTS

22

The SRO-assigned identifier that an Industry Member uses to report to CAT. If populated, must equal the CATReporterIMID in the filename.

128
Y

The tradeKeyDate of the Trade event which this event is supplementing.

127
Y

The tradeID of the Trade event which this event is supplementing.

123
Y

The symbol of the stock in the symbology of the primary listing exchange or FINRA for OTC Equity Securities.

39
Y

The date/time at which the trade was executed. This must match the eventTimestamp value reported on the Trade this event supplements (including scenarios in which the supplement is created at a later time).

Required if the subject order was a buy order. See Table 51: Trade Side Details below.

Required if the subject order was a sell order. See Table 51: Trade Side Details below.

62
Y

Indicates when the execution is related to a multi-leg order event. Refer to Section 5.2 for additional guidance.

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