Method and a system with improved possibilities of keeping track of trading positions

A method for use in a clearing system, in which system positions are held which are affected by trades, said trades being executed during trading cycles in time, and in which system the positions are updated by said trades according to clearing cycles) in time, said method comprising the following steps:

• letting a first trade be executed;
• letting said first trade comprise information as to how the trade should affect the position;
• according to which method the first trade can be received by the clearing system at a point in time when both the clearing cycle for the first trade and another clearing cycle for subsequent trades are open, said method additionally comprising the steps of
• letting a trade which belongs to a first clearing cycle update a first variable for a position for that clearing cycle;
• letting a trade which belongs to a second clearing cycle which is also open update a second variable for the position for that clearing cycle.