Weighted Average Coupon (WAC)
Last updated 2026-08-01
FreddieMac
Updated 2026-08-01
The Weighted Average Coupon (WAC) of any group of Mortgages is calculated by: Multiplying the purchased UPB of each Mortgage by the Note Rate of such Mortgage (resulting in a "product" for each
FreddieMac Glossary
FreddieMac · pp. 45–47
Related terms
Report an issue with this page
Still have questions?
Ask about this page or what may happen next. You will continue in Help — this is general information, not legal or counseling advice.