Forex glossary

Order execution

The filling of an instruction in a transaction at a specified price and quantity. Sending or accepting an order does not prove that its entire quantity has been filled.

Illustrative example

How does it work in practice?

In a hypothetical order history, a buy order requests 1,000 EUR but confirmed fills total only 400 EUR. That is 40% of the requested quantity; check the status of the remaining 600 EUR separately.

A case to work through

Two confirmations

Model: request 1,200 EUR; confirmed fills are 300 and 500 EUR and the remainder is pending.

  1. Confirmed quantities total 800 EUR.
  2. The unfilled 400 EUR is not yet exposure from these deals.

What follows? Check both the deals and the remainder’s status.

Example boundary: The fill calculator represents one aggregate fill at one price, not an average of several prices.

Request and fills

Request and fillsCheck remainder status; do not assign it a fill price.1Requested quantity1,200 EUR.2Confirmed deals300 + 500 = 800 EUR.3Remaining quantity400 EUR remains unfilled.
Check remainder status; do not assign it a fill price.
Text description of the diagram
  1. Requested quantity: 1,200 EUR.
  2. Confirmed deals: 300 + 500 = 800 EUR.
  3. Remaining quantity: 400 EUR remains unfilled.

A useful distinction

Order execution / Pending order (conditional order)

A pending order is a waiting instruction; execution is its confirmed filling.

Change an assumption, see the result

What changes if…?

Enter requested and aggregate filled EUR; one price values only the confirmed portion.

One hypothetical EUR/USD fill. Requested quantity is not confirmed execution. The model does not predict whether the remainder will fill or the price of later fills.

Model inputs

The slider offers a quick range from 0.00 to 1 000.00. Enter a wider range or finer values in the number field.

Filled quantity (%)40.00
Unfilled quantity (EUR)600.00
Notional of the filled part (USD)434.00

Check your understanding

Add confirmed fills without including pending quantity.

Model: request 1,500 EUR, confirmed deals 200 and 700 EUR. How much has filled?

Show the answer and explanation

900 EUR

200 + 700 = 900 EUR in confirmed deals.

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Sources and documentation

The example illustrates the mechanism. Check current account conditions and instrument specifications with the provider.

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