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MBB — Ishares Mbs ETF
Over the last 15 years (2011-08 – 2026-09), $10,000 invested in MBB with dividends reinvested grew to $11,068 — 0.67% a year — with a worst peak-to-trough fall of -16.77%. Past performance doesn't predict future results.
Growth of $10,000 · 2011-08 – 2026-09 · dividends reinvested
About MBB
iShares MBS ETF is a fixed income exchange-traded fund that seeks to track the Bloomberg U.S. MBS Index by investing in investment-grade mortgage-backed pass-through securities issued or guaranteed by U.S. government agencies. The fund provides diversified exposure to the U.S. agency mortgage-backed securities market, with holdings that commonly include securities tied to Fannie Mae, Freddie Mac, and Ginnie Mae. iShares MBS ETF is designed for investors looking for broad access to a core segment of the U.S. securitized bond market through a single portfolio. Managed by BlackRock’s iShares platform, it plays a role in the fixed income market by offering a liquid vehicle for accessing agency mortgage securities across a wide range of maturities and structures.
Put MBB to the test
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Backtest MBB →
Full history, any date range, benchmarks, drawdowns, rolling returns.
Would MBB survive 2008? →
What actually happened to it in the crisis — real drawdown and recovery.
Project it forward →
Monte Carlo simulation of where it could go from here.
Compare MBB vs VTI →
Head-to-head against the total US market.
Replay $100/mo into MBB →
Animated growth of steady monthly contributions.
Fundamentals →
Holdings-level financials where available.
Educational use only — not investment advice. Results are hypothetical.Read full disclaimer
This tool is for educational and informational purposes only and does not provide financial, investment, tax, legal, or accounting advice. Results are hypothetical and based on historical data and assumptions that may be inaccurate. Past performance does not guarantee future results. Consult a licensed professional before making investment decisions.