ETFs › MBB

iShares MBS ETF (MBB)

mortgage-backed-securities fixed-income government-backed monthly-dividends

Mortgage-backed securities offer a compelling blend of government backing and attractive yields, providing investors with exposure to the vast American housing finance market. This fund tracks an index of investment-grade agency mortgage pass-through securities, delivering the credit quality of government-sponsored enterprises like Fannie Mae and Freddie Mac. The portfolio's intermediate duration and monthly income distributions make it particularly suitable for those seeking steady cash flows with lower credit risk than corporate bonds.

Key Info

AUM $26.5B
Expense Ratio 0.04%
Inception Date March 13, 2007
Distribution Frequency Monthly
Weighting Method Market Value
Number of Holdings 650
Tracking Index Bloomberg U.S. MBS Index

See Also

AGG BND VMBS GNMA

Last updated: July 18, 2025