Effective Sunday, December 15 (trade date Monday, December 16), BrokerTec on CME Globex will introduce the new Top of Stack (TOS) priority feature for U.S. Repo instruments. TOS prioritizes the passive managed order of the TOS owner based on the pre-defined TOS requirements.
TOS provides priority to the last trader who has:
- A passive managed order (tag 6881-ManagedOrder=1) in the order book.
- A Fill and Kill (FAK) order that is executed against all available quantity at the end of the workup.
- Remaining FAK quantity.
...