Patents by Inventor Steve Chodash

Steve Chodash has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Market sentiment indicator
    Patent number: 8108290
    Abstract: A method and system for determining and displaying market sentiment information is disclosed. The method may include obtaining customer opening option activity information from an order routing system database, excluding spread transactions from the customer opening option activity information, calculating a sum of buy call trades and sell put trades from the customer opening option activity information, calculating a total number of customer trades from the customer opening option activity information and dividing the sum of buy call trades and sell put trades by the total number of customer trades to calculate an indicator value. The indicator value may be recalculated every N period until an end of a trading day using all trades through the N period in the trading day.
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: January 31, 2012
    Assignee: Chicago Board Options Exchange, Incorporated
    Inventors: William Speth, Steve Chodash
  • MARKET SENTIMENT INDICATOR
    Publication number: 20080201249
    Abstract: A method and system for determining and displaying market sentiment information is disclosed. The method may include obtaining customer opening option activity information from an order routing system database, excluding spread transactions from the customer opening option activity information, calculating a sum of buy call trades and sell put trades from the customer opening option activity information, calculating a total number of customer trades from the customer opening option activity information and dividing the sum of buy call trades and sell put trades by the total number of customer trades to calculate an indicator value. The indicator value may be recalculated every N period until an end of a trading day using all trades through the N period in the trading day.
    Type: Application
    Filed: February 13, 2008
    Publication date: August 21, 2008
    Inventors: William Speth, Steve Chodash