A system for securities quotes is described. The system and allows posting of a bid and offer price for a security for a proprietary account. The system use a unique market maker identifier for a market maker proprietary account. In response to a customer order, a bid and/or offer price of the customer is posted for the security for an agency account, using a unique market maker agency identifier for an agency account. The quotes are sent to a server that disseminates the proprietary and agency quotes with other quotes for the same security from other market makers.