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SYSTEMS AND METHODS FOR CONTROLLING TRADERS FROM MANIPULATING ELECTRONIC TRADING MARKETS

  • US 20090099973A1
  • Filed: 12/16/2008
  • Published: 04/16/2009
  • Est. Priority Date: 05/09/2001
  • Status: Active Grant
First Claim
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1. A method performed by at least one computing device coupled over a network to at least a workstation associated with a first trader and a workstation associated with a second trader, the method comprising:

  • receiving at the at least one computing device a first order for an item from the workstation associated with the first trader;

    receiving at the at least one computing device a second order for the item from the workstation associated with the first trader;

    receiving at the at least one computing device a request to cancel the first order for the item;

    starting with the at least one computing device a cooling off period—

    based on receipt of the request to cancel the first order and based on a difference between a price of the first order and a price of the second order being greater than a predetermined amount;

    receiving at the at least one computing device, from the workstation associated with the second trader, during the cooling off period, an order to buy or sell the item, the order from the second trader counter side to the first order and the second order from the first trader; and

    suspending with the at least one computing device the order to buy or sell the item from the second trader, as a result of the buy or sell order being received during the cooling off period, and for a period of time for the second trader to notice a change in the first order and the second order prices.

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