Colloquial Name	Description	TimeInForce	Partial Fills?
Immediate or Cancel	The Order must be executed immediately, at least in part (Partial fills are allowed), otherwise the Order is cancelled. AKA 'Fill and Kill'.	IOC	YES
Fill Or Kill	The Order must be executed immediately, in full (no Partial fills), otherwise the Order is cancelled.	FOK	NO
Day	The Order expires automatically on close of the trading day, if it is still unfilled.	DAY	YES
Good 'Til Canceled	The Order remains active until it is either executed or cancelled. NOTE: Maximum possible duration is one trading week, but is equivalent to DAY for most Venues that reset daily.	GTC	YES
Good 'Til Date	Order is active until a specified time. TWAP?	GTD	YES
Good For Time	Order is active for a specified duration. TWAP?	GFT	YES
At Market Opening		OPN*

Order Types

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