Abstract: Methods are provided for presenting users of a financial network with relevant information, based on the processing of user data that may include user financial data, user demographic data, and/or social connection data. In some embodiments, a time-dependent visualization associated with a security or index is annotated with annotations pertaining to events involving other users of the fmancial network. User cohorts may be identified, and the user cohorts may involve a correlation with a given user. Such user cohorts may be processed to generate aggregate fmancial measures. In some embodiments, user-relevant feed items are generated for display in a user interface, whereby the relevance of each the feed items in the user interface. Methods of calculating measures of financial and social similarity, and joint measures of financial and social similarity, are provided.