Trade Bar Durations for Options

The length of time that your order will remain valid in the market. The durations available may vary depending on the selected order route. In addition, certain Advanced order settings are not available for certain durations. For details on the durations that a specific route accepts, see Order Routes for Options and follow the links to the specific order route topics.

The TradeStation Trade Bar supports the order durations as shown in the table below:

Duration	Description	Restrictions
Day	Valid until the end of the regular trading session.
GTC	(Good Til Canceled)
GTD	(Good Til Date)
IOC	(Immediate or Cancel) IOC orders are filled immediately or canceled. Partial fills are accepted when using this order duration.
FOK	(Fill or Kill) FOK orders are filled in their entirety or canceled. Partial fills are not accepted when using this order duration.
OPG	(At the Opening) Only valid for listed stocks at the opening session price.