Dictionary of Business Terms: fill or kill (FOK)
fill or kill (FOK)
order to buy or sell a particular security that, if not executed immediately, is canceled.
Dictionary of Finance and Investment Terms: fill or kill (FOK)
fill or kill (FOK)
order to buy or sell a particular security which, if not executed immediately, is canceled. Often, fill or kill orders are placed when a client wants to buy a large quantity of shares of a particular stock at a particular price. If the order is not executed because it will significantly upset the market price for that stock, the order is withdrawn.