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System and method for setting and using a sweep liquidity replenishment price in an hybrid auction market

  • US 7,747,509 B2
  • Filed: 07/15/2005
  • Issued: 06/29/2010
  • Est. Priority Date: 07/15/2004
  • Status: Active Grant
First Claim
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1. A method implemented at least partially in a programmed computer for managing security trading sweeps comprising:

  • automatically determining price of a best bid;

    automatically determining a proposed bid sweep liquidity replenishment price by subtracting five cents from the price of the best bid;

    automatically and incrementally decreasing the proposed bid sweep liquidity replenishment price by 0, 1, 2, 3 or 4 cents until the proposed bid sweep liquidity replenishment price is divisible by 5 without any remainder; and

    automatically setting a bid sweep liquidity replenishment price equal to the proposed bid sweep liquidity replenishment price.

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