13th August 2023

Effective Sunday, August 13 (trade date Monday, August 14), CME Group will implement enhancements to iLink 3 EBS Fill and Kill (FAK) and Fill or Kill (FOK) order behavior where credit is insufficient. With this change, if an FAK/FOK order cannot match due to insufficient bilateral credit, it will be accepted and then cancelled.



Whisperer Client Impact

If an FAK/FOK order cannot match due to insufficient bilateral credit, Whisperer clients will receive ExecutionReport with OrdStatus = New and subsequently ExecutionReport with OrdStatus = Cancelled.

Currently, if an FAK/FOK order cannot match due to insufficient bilateral credit, the order is accepted and eliminated.



Change Overview from CME

iLink 3 FAK/FOK Credit Enhancements

Effective Sunday, August 13 (trade date Monday, August 14), CME Group will implement enhancements to iLink 3 EBS Fill and Kill (FAK) and Fill or Kill (FOK) order behavior where credit is insufficient. With this change, if an FAK/FOK order cannot match due to insufficient bilateral credit, it will be accepted and then cancelled.  The Execution Reports for order cancels (35=8, 39=4) will be sent out to customers with cancel reason (tag 378 =104 (Cancel from CME Globex Credit Controls violation)).

Currently, if an FAK/FOK order cannot match due to insufficient bilateral credit, the order is accepted and eliminated.

Additional information on this change is available on the FAK - FOK Credit Enhancements page.

These changes will be available in New Release for customer testing on Thursday, June 15.