About
MBB tracks a market-weighted index of investment-grade mortgage pass-through securities. The index includes fixed and floating rate securities issued by GNMA, FNMA and FHLMC.
- Name
- iShares MBS ETF
- Index tracked
- Bloomberg US MBS TR USD
- Type
- Fixed income
- Expense ratio
- 0.04%
- Management fee
- 0.04%
- Dividend policy
- Monthly
- NAV
- USD 91.80276 (09/17/2026)
- Issued units
- 426.00M (09/18/2026)
- Listing date
- Mar 13, 2007
- Sponsor
- iShares
- Custodian
- State Street Bank & Trust Co