Immediate or Cancel
Immediate or Cancel is a exchange fundamentals term used in exchange infrastructure. It is relevant to matching engine technology and institutional market operations.
Definition and Infrastructure Context
Immediate or Cancel should be understood in the context of regulated exchange infrastructure, where terminology affects system design, operating rules, market participant workflows and post-trade controls.
ADEX Technology links this definition to relevant exchange technology, clearing, settlement, market infrastructure and operational control pages so institutional readers can understand how the term is used across the infrastructure stack.