The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 31, 2012
Filed:
Feb. 13, 2008
William Speth, Evanston, IL (US);
Steve Chodash, Buffalo Grove, IL (US);
William Speth, Evanston, IL (US);
Steve Chodash, Buffalo Grove, IL (US);
Chicago Board Options Exchange, Incorporated, Chicago, IL (US);
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.