An apparatus, system and method for buying, selling, and/or trading certain items in certain markets (such as, by way of non-limiting example, trading financial instruments) which offers a balance between complete multi-lateral anonymity amongst trading participants while retaining key information, and only making needed information involving historic and linked counter-party data available in a manner which discloses relevant information to the appropriate parties at the appropriate time is disclosed. The apparatus, system and method may comprise a electronic and/or computerized system for buying and selling of products, services, financial instruments including, but not limited to, securities, derivatives, commodities, liabilities, and/or other items which may be bought, sold and/or traded while maintaining the integrity of the markets in which such items are bought, sold and/or traded. The apparatus, system and method may allow for the progressive disclosure of information related the potential execution of product by establishing an anonymous alias and registering an interest in a proposed transaction based upon information that is both constructed by the alias and combined with information that is maintained and linked within a central facility wherein some or all such information within the central facility may be disclosed at an appropriate or desired time as the warranted by the situation related to a transaction.