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MUB — Ishares National Muni Bond ETF
Over the last 15 years (2011-06 – 2026-07), $10,000 invested in MUB with dividends reinvested grew to $12,504 — 1.48% a year — with a worst peak-to-trough fall of -10.66%. Past performance doesn't predict future results.
Growth of $10,000 · 2011-06 – 2026-07 · dividends reinvested
About MUB
iShares National Muni Bond ETF is an exchange-traded fund that seeks to track the performance of an index composed of investment-grade U.S. municipal bonds. It provides investors with diversified exposure to the national municipal bond market, aiming to deliver tax-exempt income from a broad portfolio of bonds issued by states, cities, counties, and other municipal entities across the United States. The fund focuses on AMT-free municipal securities, which are exempt from federal alternative minimum tax, and maintains a portfolio typically featuring thousands of holdings with an average maturity around seven years and effective duration of approximately six years. Key sectors include general obligation bonds, revenue bonds from utilities, transportation, education, and housing authorities, with top exposures to issuers like California, New York, and Texas municipalities. Managed by BlackRock with a low expense ratio, iShares National Muni Bond ETF plays a significant role in fixed income markets by offering a convenient, liquid vehicle for accessing the tax-advantaged muni sector, appealing to those seeking stable income streams from high-quality public finance debt.
Put MUB to the test
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Backtest MUB →
Full history, any date range, benchmarks, drawdowns, rolling returns.
Would MUB 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 MUB vs VTI →
Head-to-head against the total US market.
Replay $100/mo into MUB →
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.