Ticker SymbolMBB
Asset ClassFixed Income
Fund ManageriShares
DomicileUS
Expense Ratio0.04%
Founded at2007-03-13
Tracking IndexBloomberg US Aggregate Securitized - MBS
MBB was created on 2007-03-13 by iShares. The fund's investment portfolio concentrates primarily on investment grade fixed income. The ETF currently has 35583.91m in AUM and 10886 holdings. 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.