Weighted average maturity (WAM) - Financial definition
Concise definition of the term weighted average maturity
The market value weighted average maturity of the bonds in a portfolio, where maturity is defined as Stated Final for bullet maturity bonds and Average Life for amortizing instruments, including mortgage pass-throughs, [ACR0009803S]CMOs[ACR0009803E], amortizing asset-backed securities and [ACR0009010S]ARMs[ACR0009010E].