The amount paid or earned as a result of the differential interest rates applicable to currency pairs when a trader holds a position over night is the Swap or Rollover rate. It is calculated on daily basic at 4:59 PM/ET. For you to be subjected to swap, trade position must have been opened before 4:59 PM/ET and held open past this time. Swap rates are tripled on Wednesday at 4:59 PM/ET. Swap rate is opposite for each currency pairs and depend on either long or short. Please refer to the summary table for swap rate traded with VEVOFX.