Cross Order Rejected Message Fields (C1 and EDGX Only)

Cross Order Rejected messages are sent in response to a New Order Cross and New Order Cross Multileg message which must be rejected. This message corresponds to a FIX Execution Report with ExecType (150) = 8 (Rejected). Order Rejected messages are unsequenced.

Cboe Titanium U.S. Options BOEv3 Specification - Cross Order Rejected Message Fields (C1 and EDGX Only) | Cboe