# Type and Time-In-Force

### Simple Order Types

<table><thead><tr><th width="155">Type</th><th>Comments</th></tr></thead><tbody><tr><td>Market</td><td>Executes at best until matching stops. Any remainder is expired</td></tr><tr><td>Limit</td><td>Executes at or better than the price specified on the order. Any remainder is added to the order book or expired based on the specified Time-In-Force</td></tr></tbody></table>

### Advanced Order Types

<table><thead><tr><th width="157">Type</th><th>Comments</th></tr></thead><tbody><tr><td>Stop</td><td>Executes at best until matching stops. Any remainder is expired</td></tr><tr><td>Stop Limit</td><td>Executes at or better than the price specified on the order. Any remainder is added to the order book or expired based on the specified Time-In-Force</td></tr><tr><td>Iceberg</td><td>An order which has both a Quantity and a (smaller) Disclosed Quantity. Only the Disclosed property is added to/displayed on the order book. Once the displayed quantity reduces to 0 the order is replenished by the system up to the minimum of the Disclosed and Remaining Quantity</td></tr><tr><td>Hidden</td><td>A fully hidden order which is active on the book, but with no displayed quantity</td></tr><tr><td>Pegged</td><td>A hidden order pegged to some mid point (e.g. best bid, offer)</td></tr></tbody></table>

### Time-In-Force Options

<table><thead><tr><th width="263">Type</th><th>Comments</th></tr></thead><tbody><tr><td>Day</td><td>Expires at end of current trading day</td></tr><tr><td>Immediate or Cancel (IOC)</td><td>Executed on receipt. Any remainder is immediately expired</td></tr><tr><td>Fill or Kill (FOK)</td><td>FOK (Fill or Kill) Fully executed on receipt, or immediately expired</td></tr><tr><td>Good Till Time (GTT)</td><td>Expires at a specified time (UTC, second resolution)</td></tr><tr><td>Good Till Date (GTD)</td><td>Expires at the end of specified trading day (local calendar)</td></tr></tbody></table>