| Time | Message Received (ClOrdID, OrigClOrdID) | Message Sent (ClOrdID, OrigClOrdID) | Exec Type | OrdStatus | Order Qty | Cum Qty | Leaves Qty | Last Qty | Comment |
|---|---|---|---|---|---|---|---|---|---|
| 1 | New Order(X) | 10000 | |||||||
| 2 | Execution(X) | Rejected | Rejected | 10000 | 0 | 0 | 0 | If order is rejected | |
| 2 | Execution(X) | New | New | 10000 | 0 | 10000 | 0 | ||
| 3 | Execution(X) | Trade | Partially Filled | 10000 | 1000 | 9000 | 1000 | Execution for 1000 | |
| 4 | Replace Request(Y,X) | 8000 | Request a decrease order quantity to 8000 (leaving 7000 open) | ||||||
| 4 | Execution(X) | Trade | Partially Filled | 10000 | 1500 | 8500 | 500 | Execution for 500 sent. Replace request and this execution report pass each other on the connection | |
| 5 | Cancel Reject (Y,X) | Partially Filled | If request is rejected by salesperson | ||||||
| 5 | Execution (Y,X) | Pending Replace | Pending Replace | 10000 | 1500 | 8500 | 0 | "Pending replace" order status takes precedence over "partially filled" order status | |
| 6 | Execution(X) | Trade | Pending Replace | 10000 | 1600 | 8400 | 100 | Execution for 100 occurs before cancel/replace request is accepted | |
| 7 | Cancel Reject (Y,X) | Partially Filled | If request is rejected by trader/exchange | ||||||
| 7 | Execution (Y,X) | Replace | Partially Filled | 8000 | 1600 | 6400 | 0 | Replace is accepted as requested order qty exceeds cum qty | |
| 8 | Execution (Y) | Trade | Filled | 8000 | 8000 | 0 | 6400 | Execution for 6400. |