- CUSIP
- 46438G448
- Issuer
- iShares
- Inception Date
- Mar 17, 2025
- Region
- North America (United States)
- Category
- Municipal Bonds
- Leveraged
- 1x (No leverage)
- Index Tracked
- ICE AMT-Free US Long National Municipal Index
- Distribution Policy
- Distributing
- Asset Class
- Bond
- Assets Under Management
- $2B
Share Price Chart
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Performance
LMUB Performance Chart
iShares Long-Term National Muni Bond ETF (LMUB) is up 2.7% since the beginning of the year. LMUB is currently trading at $51 per share.
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Returns By Period
iShares Long-Term National Muni Bond ETF (LMUB) has returned 2.73% so far this year and 9.16% over the past 12 months.
iShares Long-Term National Muni Bond ETF
- 1D
- 0.46%
- 1M
- 2.41%
- YTD
- 2.73%
- 6M
- 2.76%
- 1Y
- 9.16%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
Benchmark (S&P 500 Index)
- 1D
- 0.00%
- 1M
- -0.71%
- YTD
- 8.39%
- 6M
- 8.57%
- 1Y
- 24.33%
- 3Y*
- 18.94%
- 5Y*
- 12.24%
- 10Y*
- 13.54%
LMUB Monthly Returns History
Based on dividend-adjusted daily data since Mar 18, 2025, LMUB's average daily return is +0.02%, while the average monthly return is +0.40%. At this rate, an investment would double in approximately 14.5 years.
Historically, 69% of months were positive and 31% were negative. The best month was Sep 2025 with a return of +3.6%, while the worst month was Mar 2026 at -2.5%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 3 months.
On a daily basis, LMUB closed higher 58% of trading days. The best single day was Apr 14, 2025 with a return of +1.6%, while the worst single day was Apr 7, 2025 at -2.9%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.70% | 1.58% | -2.47% | 1.68% | 0.48% | 0.78% | 2.73% | ||||||
| 2025 | -1.00% | -0.58% | -0.99% | 0.16% | -1.00% | 1.17% | 3.60% | 1.91% | 0.16% | 0.14% | 3.52% |
Benchmark Metrics
iShares Long-Term National Muni Bond ETF has an annualized alpha of 4.95%, beta of 0.01, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since March 18, 2025.
- This ETF participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (17.46%) than losses (17.09%) - typical of diversified or defensive assets.
- Beta of 0.01 may look defensive, but with R2 of 0.00 this ETF is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
- R2 of 0.00 means this ETF moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 4.95%
- Beta
- 0.01
- R²
- 0.00
- Upside Capture
- 17.46%
- Downside Capture
- 17.09%
Expense Ratio
LMUB has an expense ratio of 0.09%, which is considered low.
Return for Risk
Risk / Return Rank
LMUB ranks 69 for risk / return — better than 69% of ETFs on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for iShares Long-Term National Muni Bond ETF (LMUB) and compare them to S&P 500 Index.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| LMUB | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.25 | ||
| Sortino ratioReturn per unit of downside risk | +0.55 | ||
| Omega ratioGain probability vs. loss probability | 1.45 | 1.35 | +0.10 |
| Calmar ratioReturn relative to maximum drawdown | 2.93 | 2.66 | +0.27 |
| Martin ratioReturn relative to average drawdown | 10.30 | 11.86 | -1.56 |
Dividends
Dividend History
iShares Long-Term National Muni Bond ETF provided a 3.76% dividend yield over the last twelve months, with an annual payout of $1.92 per share.
| Period | TTM | 2025 |
|---|---|---|
| Dividend | $1.92 | $1.58 |
Dividend yield | 3.76% | 3.14% |
Monthly Dividends
The table displays the monthly dividend distributions for iShares Long-Term National Muni Bond ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.17 | $0.17 | $0.08 | $0.16 | $0.16 | $0.74 | ||||||
| 2025 | $0.24 | $0.17 | $0.17 | $0.17 | $0.16 | $0.16 | $0.17 | $0.34 | $1.58 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the iShares Long-Term National Muni Bond ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the iShares Long-Term National Muni Bond ETF was 5.51%, occurring on Apr 11, 2025. Recovery took 104 trading sessions.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2025 selloff2025 | -5.51%Apr 2025 | 4d | 5mo 3d | 5mo 7dApr 2025 - Sep 2025 |
2026 pullback2026 | -3.11%Mar 2026 | 25d | 2mo 7d | 3mo 2dMar 2026 - Jun 2026 |
2025 selloff2025 | -1.93%Mar 2025 | 6d | 8d | 14dMar 2025 - Apr 2025 |
2025 pullback2025 | -1.03%Dec 2025 | 22d | 1mo 4d | 1mo 26dNov 2025 - Jan 2026 |
2026 pullback2026 | -0.71%Jan 2026 | 10d | 11d | 21dJan 2026 - Feb 2026 |
Drawdown Indicators
| LMUB | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -5.51% | -56.78% | +51.27% |
Max Drawdown (1Y)Largest decline over 1 year | -3.11% | -9.10% | +5.99% |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.90% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -25.43% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.92% | — |
Current DrawdownCurrent decline from peak | 0.00% | -2.49% | +2.49% |
Average DrawdownAverage peak-to-trough decline | -1.55% | -10.72% | +9.17% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.88% | 2.03% | -1.15% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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