The Financial Industry Regulatory Authority, a non-governmental watchdog of the securities industry, has asked the Securities and Exchange Commission to approve proposed amendments designed to increase transparency in to-be-announced transactions involving agency pass-through MBS. The proposed rule changes would establish clear requirements for reporting TBA transactions that are “for good delivery” (GD) or “not for good delivery” (NGD) to enhance the ability of investors to negotiate fair and competitive prices for agency MBS. Based on market standards, the GD and NGD classifications were...