iLink 2 Order Cancel Replace - Tag Value Modification

The following table lists the tag values that client systems may modify and how order priority changes.

Tag

Modification

Effect on Resting Order

Returned Message

Priority Impact

Tag

Modification

Effect on Resting Order

Returned Message

Priority Impact

tag 1-Account

Change account

Updated

Execution Report - Modify Ack (35=8, 39=5)

Lost

tag 11-ClOrdId

Change client order identifier

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 38-OrderQty

Increase order size

Updated

Execution Report - Modify Ack (35=8, 39=5)

Lost

tag 38-OrderQty

Decrease order size

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 1031-CustOrderHandlingInst

Change customer handling information

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 40-OrdType

Change order type

Updated

Execution Report - Modify Ack (35=8, 39=5)

Lost

tag 44-Price

Increase price

Updated

Execution Report - Modify Ack (35=8, 39=5)

Lost

tag 44-Price

Decrease price

Updated

Execution Report - Modify Ack (35=8, 39=5)

Lost

tag 50-SenderSubID

Change Sender Sub ID

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 54-Side

Change order side

None

Order Cancel Reject (35=9)

N/A

tag 55-Symbol

Change group code

None

Execution Report - Modify Ack (35=8, 39=5)

Note: Correct (original) tag 55 value is returned.

Maintained

tag 59-TimeInForce

Change duration of order

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 1028-ManualOrderIndicator

Change ATS indicator

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 78-NoAllocs

tag 79-AllocAccount

tag 9707-GiveupFirm

tag 9708-AllocAccount

Change Give Up instructions

Updated

Execution Report - Modify Ack (35=8, 39=5)

Note: Only tags 78 and 79 are returned.

Maintained

tag 40-OrdType

tag 99-StopPx

Add stop trigger price

Updated

Execution Report - Modify Ack (35=8, 39=5)

Lost

tag 107-SecurityDesc

Change external instrument name

None

Order Cancel Reject (35=9)

N/A

tag 59-TimeInForce

tag 110=MinQty

Add minimum fill quantity – FOK and FAK

Updated

Execution Report - Modify Ack (35=8, 39=5)

Lost

tag 167-SecurityType

Change security type

None

Execution Report - Modify Ack (35=8, 39=5)

Note: Correct (original) tag 167 value is returned.

Maintained

tag 204-CustomerOrFirm

Change customer or firm flag

Updated

Execution Report - Modify Ack (35=8, 39=5)

Note: Tag 204 is not returned.

Maintained

tag 210-MaxShow

Increase display quantity

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

New display quantity will be shown on the order book after the display quanity refresh

tag 210-MaxShow

Decrease display quantity

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

New display quantity will be immediately shown on the order book

tag 59-TimeInForce

tag 432-ExpireDate

Change/add expiry date (GTD) to order

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 7928-SelfMatchPreventionID

Change/add SMP ID

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 8000-SelfMatchPreventionInstruction

Change/add SMP Instructions

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 9702-CTICode

Change CTI Code

Updated

Execution Report - Modify Ack (35=8, 39=5)

Maintained

tag 9768-OFMOverride

In-Flight Mitigation

Updated

Note: The resting order is updated only for first Order Cancel Replace Request. Tag 9768 is ignored for all subsequent Order Cancel Replace Requests.

Execution Report - Modify Ack (35=8, 39=5)

Note: Tag 9768 is not returned.

N/A




How was your Client Systems Wiki Experience? Submit Feedback

Copyright © 2024 CME Group Inc. All rights reserved.