Capital Markets Mortgage Securities Mortgage Products Level 1 Securities UMBS UMBS are passthrough securities, each representing an undivided interest in a pool of residential mortgages. MBS Freddie Mac MBS are pass-through securities, each representing an undivided interest in a pool of residential mortgages. Gold PC ® Pass-through securities representing an undivided interest in a pool of residential mortgages. ARM PCs Mortgage-backed securities representing an undivided interest in a pool of residential adjustable-rate mortgages (ARMs). Level 2 Securities Supers Supers are single class resecuritizations of UMBS, which are 55-day TBA-eligible securities Giant MBS Freddie Mac Giant MBS are single class resecuritizations of Freddie Mac MBS, which are 55-day non-TBA-eligible securities. Giant PCs Single class pass-through securities that are created by consolidating smaller PCs into larger Giant PCs. Level 3 Securities REMICs Customized mortgage structures created from mortgage pass-through securities by redistributing cash flows to cater to a variety of market demands. Strips Securities formed from Giant PCs of either Freddie Mac Gold PCs or GNMA certificates and generally represent the Interest-Only (IO) and Principal-Only (PO) cash flow components of a pool. Other Programs Multifamily Products Securities backed by multifamily mortgage loans. Exchange-Eligible Securities Freddie Mac will provide holders of 45-day, TBA-eligible PCs the option to exchange their eligible 45-day securities for 55-day Freddie Mac UMBS - and similarly, investors can exchange non-TBA-eligible PCs for 55-day Freddie Mac MBS. Dealer DirectRequest GIANT trades and pricing, modify details and upload informationAccess Dealer Direct Share