A sweep-to-fill order identifies the best price and the exact quantity offered/available at the price, and transmits the corresponding portion of your order for immediate execution. It simultaneously identifies the next best price and quantity offered/available and submits the matching quantity of your order for immediate execution.
To create a sweep-to-fill order
Display the Sweeps to Fill field for an order management line: Hold your mouse over any field title
until the "+" and "x" Insert and Remove icons appear. Click the "+
" to display the list of available fields. Note that if you hover
your mouse over an order field, all available order fields are displayed.
If you hover over a market data field, all available market date fields
are displayed.
On the trading screen, click the AskPrice to create a BUY order, or the BidPrice to create a Sell order.
Check the Sweep to Fill field.
To transmit the order, click the "T" in the Status field.
For a more detailed description of sweep-to-fill orders, visit the Order Typesinformation page.