Last reviewed 10-31-2026Short-Sale.com Editorialglossary

UMBS®

FreddieMac

Updated 10-31-2026

UMBS®

A UMBS is an MBS issued by Freddie Mac pursuant to the relevant Master Trust Agreement, representing a beneficial ownership interest in a specified Pool. UMBS are designed to qualify for "good delivery" in satisfaction of unspecified trades in the "to-be-announced" mortgage securities market.

FreddieMac Glossary

FreddieMac · p. 45

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