- ISIN
- US8852163091
- CUSIP
- 885216309
- Issuer
- Thornburg
- Inception Date
- Mar 31, 2009
- Category
- Municipal Bonds
- Min. Investment
- $2,500,000
- Distribution Policy
- Distributing
- Asset Class
- Bond
Share Price Chart
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Performance
TSSIX Performance Chart
Thornburg Strategic Municipal Income Fund (TSSIX) is up 1.9% since the beginning of the year. TSSIX is currently trading at $14 per share. Investors who bought $1,000 worth of TSSIX shares 5 years ago would now be looking at an investment worth $1,085.
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Returns By Period
Thornburg Strategic Municipal Income Fund (TSSIX) has returned 1.92% so far this year and 6.60% over the past 12 months. Over the last ten years, TSSIX has returned 2.18% per year, falling short of the S&P 500 Index benchmark, which averaged 13.66% annually.
Thornburg Strategic Municipal Income Fund
- 1D
- 0.21%
- 1M
- 0.79%
- YTD
- 1.92%
- 6M
- 1.98%
- 1Y
- 6.60%
- 3Y*
- 5.11%
- 5Y*
- 1.65%
- 10Y*
- 2.18%
Benchmark (S&P 500 Index)
- 1D
- -0.74%
- 1M
- 4.90%
- YTD
- 10.35%
- 6M
- 10.28%
- 1Y
- 26.52%
- 3Y*
- 20.83%
- 5Y*
- 12.30%
- 10Y*
- 13.66%
TSSIX Monthly Returns History
Based on dividend-adjusted daily data since Apr 1, 2009, TSSIX's average daily return is +0.02%, while the average monthly return is +0.35%. At this rate, an investment would double in approximately 16.5 years.
Historically, 68% of months were positive and 32% were negative. The best month was Sep 2009 with a return of +6.0%, while the worst month was Mar 2020 at -4.2%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 4 months.
On a daily basis, TSSIX closed higher 38% of trading days. The best single day was Mar 25, 2020 with a return of +3.0%, while the worst single day was Mar 19, 2020 at -2.5%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.63% | 1.20% | -1.76% | 1.15% | 0.50% | 0.21% | 1.92% | ||||||
| 2025 | 0.85% | 1.28% | -0.78% | -0.20% | 0.12% | 0.48% | -0.31% | 0.72% | 2.24% | 0.98% | 0.20% | -0.08% | 5.62% |
| 2024 | -0.26% | 0.39% | 0.60% | -0.89% | 0.10% | 1.32% | 1.03% | 0.81% | 0.81% | -1.09% | 1.63% | -0.70% | 3.77% |
| 2023 | 2.30% | -1.64% | 1.59% | -0.29% | -0.64% | 0.80% | 0.44% | -0.93% | -2.17% | -1.12% | 5.23% | 2.04% | 5.51% |
| 2022 | -2.30% | -0.42% | -2.90% | -2.35% | 0.93% | -1.40% | 2.01% | -1.59% | -3.51% | -0.93% | 3.72% | 0.34% | -8.30% |
| 2021 | 0.77% | -1.09% | 0.44% | 0.63% | 0.30% | 0.30% | 0.62% | -0.22% | -0.53% | -0.48% | 0.76% | 0.03% | 1.50% |
Benchmark Metrics
Thornburg Strategic Municipal Income Fund has an annualized alpha of 4.26%, beta of 0.00, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since April 02, 2009.
- This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (14.00%) than losses (3.22%) - typical of diversified or defensive assets.
- Beta of 0.00 may look defensive, but with R2 of 0.00 this fund 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 fund's risk.
- R2 of 0.00 means this fund 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
- 4.26%
- Beta
- 0.00
- R²
- 0.00
- Upside Capture
- 14.00%
- Downside Capture
- 3.22%
Expense Ratio
TSSIX has an expense ratio of 0.59%, placing it in the medium range.
Return for Risk
Risk / Return Rank
TSSIX ranks 69 for risk / return — better than 69% of mutual funds 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 Thornburg Strategic Municipal Income Fund (TSSIX) and compare them to S&P 500 Index.
| TSSIX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.30 | ||
| Sortino ratioReturn per unit of downside risk | +1.09 | ||
| Omega ratioGain probability vs. loss probability | 1.68 | 1.41 | +0.27 |
| Calmar ratioReturn relative to maximum drawdown | 2.63 | 2.93 | -0.30 |
| Martin ratioReturn relative to average drawdown | 9.78 | 13.52 | -3.75 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Dividends
Dividend History
Thornburg Strategic Municipal Income Fund provided a 4.13% dividend yield over the last twelve months, with an annual payout of $0.58 per share. The fund has been increasing its distributions for 4 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.58 | $0.74 | $0.62 | $0.41 | $0.34 | $0.32 | $0.40 | $0.45 | $0.41 | $0.40 | $0.36 | $0.40 |
Dividend yield | 4.13% | 5.27% | 4.42% | 2.86% | 2.48% | 2.08% | 2.61% | 2.95% | 2.76% | 2.65% | 2.40% | 2.63% |
Monthly Dividends
The table displays the monthly dividend distributions for Thornburg Strategic Municipal Income Fund. 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 | $0.05 | $0.05 | $0.05 | $0.05 | $0.05 | $0.00 | $0.25 | ||||||
| 2025 | $0.09 | $0.09 | $0.09 | $0.09 | $0.05 | $0.05 | $0.05 | $0.05 | $0.05 | $0.05 | $0.05 | $0.05 | $0.74 |
| 2024 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.05 | $0.05 | $0.04 | $0.04 | $0.09 | $0.09 | $0.62 |
| 2023 | $0.04 | $0.04 | $0.04 | $0.00 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.00 | $0.04 | $0.04 | $0.41 |
| 2022 | $0.02 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.00 | $0.04 | $0.04 | $0.04 | $0.34 |
| 2021 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.32 |
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 Thornburg Strategic Municipal Income Fund. 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 Thornburg Strategic Municipal Income Fund was 12.64%, occurring on Oct 26, 2022. Recovery took 483 trading sessions.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Bear market2022 | -12.64%Oct 2022 | 1y 2mo | 1y 11mo | 3y 1moAug 2021 - Sep 2024 |
COVID crash2020 | -10.38%Mar 2020 | 10d | 8mo 12d | 8mo 22dMar 2020 - Nov 2020 |
2011 pullback2011 | -8.48%Jan 2011 | 3mo 5d | 6mo 12d | 9mo 17dOct 2010 - Jul 2011 |
2013 pullback2013 | -6.65%Sep 2013 | 4mo 5d | 7mo 13d | 11mo 18dMay 2013 - Apr 2014 |
2016 pullback2016 | -5.09%Dec 2016 | 4mo 27d | 1y 5d | 1y 5moJul 2016 - Dec 2017 |
Drawdown Indicators
| TSSIX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -12.64% | -56.78% | +44.14% |
Max Drawdown (1Y)Largest decline over 1 year | -2.46% | -9.10% | +6.64% |
Max Drawdown (3Y)Largest decline over 3 years | -4.67% | -18.90% | +14.23% |
Max Drawdown (5Y)Largest decline over 5 years | -12.64% | -25.43% | +12.79% |
Max Drawdown (10Y)Largest decline over 10 years | -12.64% | -33.92% | +21.28% |
Current DrawdownCurrent decline from peak | 0.00% | -0.74% | +0.74% |
Average DrawdownAverage peak-to-trough decline | -1.98% | -10.72% | +8.74% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.66% | 1.97% | -1.31% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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