Blank table cell = Not Applicable
| Position | Field Name | TO/FROM CME (Tier 1 component interactions with CME Globex) | Associated iLink Tag |
|---|---|---|---|
| 1 | Sending Timestamps | Presence: Mandatory for all architecture. Format: UTC Timestamp Value: YYYYMMDD-hh:mm:ss.sss populated minimally at millisecond precision. | 52 - SendingTime |
| 3 | Message Direction | Presence: Mandatory Format: String Value: "TO CME" | 57 - TargetSubID |
| 4 | Operator ID | Presence: Mandatory Format: String with a maximum length of 18 bytes. Value: Must only contain letters, numbers and/or the following characters: _ - : @ . + ( ) / \ | 50 - SenderSubID |
| 5 | Self-Match Prevention ID | Presence:Mandatory if present in captured message. Format: String | 7928 - SelfMatchPreventionID |
| 6 | Account Number | Presence: Mandatory if present in captured message. Format: String | 1 - Account |
| 7 | Session ID | Presence: Mandatory Format: String Value: Exactly 3 Characters | 49 - SenderCompID |
| 8 | Executing Firm ID | Presence: Mandatory Format: String Value: Exactly 3 Characters | 49 - SenderCompID |
| 9 | Manual Order Identifier | Presence: Mandatory Format: String Value: 'Y' or 'N' | 1028 - ManualOrderIndicator |
| 10 | Message Type | Presence: Mandatory Format: String Value: CA/1, CA/9, CA/10 | 35-MsgType / 1374-MassActionScope |
| 14 | Message Link ID | Presence: Optional Format: String Value: Must only contain letters, numbers and/or the following characters: _ - : @ . + ( ) / \ Must be unique within the audit trail file. | N/A - This identifier exists only in the audit trail. |
| 17 | Instrument Description | Presence: Mandatory if present in captured message. Format: String Value: Must follow CME Group instrument code nomenclature. | 107 - SecurityDesc or tag 55 - Symbol |
| 18 | Market Segment ID | Presence: Mandatory if present in captured message. Format: String Value: Must be the Market Segment ID corresponding to the Instrument. | 57 - TargetSubID |
| 19 | Client Order ID | Presence: Mandatory Format: String Value: Must only contain letters, numbers and/or the following characters: !"#$%&'()*+,-./: ;<=>?@[\]^_`{|}~ Must not be used for any other Client Order Id from customer-generated messages in the file CA/1, CA/9, CA/10 | 11 - ClOrdID |
| 21 | Buy/Sell Indicator | Presence: Mandatory if present in captured message. Format: Integer Value: 1 or 2 | 54 - Side |
| 25 | Order Type | Presence: Mandatory if present in captured message. Format: String Value: 1, 2, 3, 4 or K | 40 - OrderType |
| 26 | Order Qualifier | Presence: Mandatory if present in captured message. Format: Integer Value: 0, 1, 3 or 6 | 59 - TimeInForce |
| 30 | Country of Origin | Presence: Mandatory Format: String Value: Must follow ISO standard. | 142 - SenderLocationID |