Method for detecting aberrant behavior of a financial instrument
US7246090B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 25, 2000 |
| Grant date | Jul 17, 2007 |
| Priority date | — |
| Expiry date | Oct 3, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q40/00
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
A computer implemented method for identifying aberrant behavior of a financial instrument including: retrieving from a source of market data, closing price, volume and number of transactions conducted for the financial instrument in a selected trading session; recording in computer memory, the closing price, volume and number of transactions conducted for the financial instrument in the selected trading session; identifying a plurality of time periods of different sizes, each of said time periods terminating with the trading session of the financial instrument immediately preceding the selected trading session; obtaining and recording the average and standard deviation of the closing price, volume and number of transactions during each of the time periods; determining whether each of the closing price, volume and number of transactions differs from the average of the corresponding component during each of the time periods by a selected number of standard deviations and for each case in which such a difference is sufficiently large, recording an associated aberrant flag; counting the number of aberrant flags; and identifying and reporting behavior of the financial instrument as aber…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.