Why do you hold the Limit order of my One Cancels All (OCA) Group order?

A Stop with Protection order combines the functionality of a stop limit order with a market with protection order. The order is set to trigger at a specified stop price. When the stop price is penetrated, the order is triggered as a market with protection order, which means that it will fill within a specified protected price range equal to the trigger price +/- the exchange-defined protection point range. Any portion of the order that does not fill within this protected range is submitted as a limit order at the exchange-defined trigger price +/- the protection points. Note, as the Stop with Protection order type is a simulated order type and thus handled on a best efforts basis, it is possible no execution may occur in the event the market price immediately moves away from the trigger price…

You can select Market-on-Close (MOC) or Limit-on-Close (LOC) as the order type for a One Cancels All (OCA) group or for a Profit taking leg attached to a Parent order. Your Market-on-Close or Limit-on-Close order is given to the NYSE at 15:45 EST if the NYSE is the Primary exchange or to the Nasdaq (Island) at 15:50 EST if the Nasdaq is the Primary exchange. After that time you will be unable to Modify or Cancel that MOC or LOC order…

A Market order is an order to buy or sell at the market bid or offer price. A market order may increase the likelihood of a fill and the speed of execution, but unlike a Limit order, a Market order provides no price protection and may fill at a price far lower/higher than the current displayed bid/ask…

Client Portal allows to enter basic order types, such as Limit, MidPrice, Market, Stop, Stop Limit, Market on Close and Limit on Close. You can create a One Cancel Another (OCA) group…