Patent ID: 8001033

Claim:
A trading platform comprising: a trading interface executed on a trader desktop device; and a server computer coupled to one or more electronic communication networks, wherein said server computer is configured to: receive current market data from a remote data source via a digital communications link including a current value of a first variable related to a condition of a first security, estimate the value of the first variable based on historical market data for the first security, calculate a first analytic metric based on a relationship between the current value of the first variable and the estimated value of the first variable, receive a plurality of values of the first variable related to the condition of each of a plurality of securities in a peer group of the first security, estimate a plurality of values of the first variable based on historical market data for each of the plurality of securities in the peer group, calculate an empirical distribution of analytic metrics for the peer group, wherein the analytic metrics are based on relationships between the values of the first variable retrieved for members of the peer group and the values obtained by estimating, compare the first analytic metric for the first security with the empirical distribution of analytic metrics for the peer group to determine whether the condition of the first security is abnormal, and provide to said trading interface via said electronic communication network an indicator for display, wherein said indicator is reflective of abnormality in the condition of the first security.