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ISIN
US8852163091
CUSIP
885216309
Issuer
Thornburg
Inception Date
Mar 31, 2009
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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S&P 500 Index

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%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.63%1.20%-1.76%1.15%0.50%0.21%1.92%
20250.85%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%
20232.30%-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%
20210.77%-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
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.


TSSIX Risk / Return Rank: 6969
Overall Rank
TSSIX Sharpe Ratio Rank: 7575
Sharpe Ratio Rank
TSSIX Sortino Ratio Rank: 8686
Sortino Ratio Rank
TSSIX Omega Ratio Rank: 9191
Omega Ratio Rank
TSSIX Calmar Ratio Rank: 4747
Calmar Ratio Rank
TSSIX Martin Ratio Rank: 4747
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

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.


TSSIXBenchmarkDifference
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

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.


2.00%2.50%3.00%3.50%4.00%4.50%5.00%5.50%$0.00$0.20$0.40$0.60$0.8020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
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.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
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 2mo1y 11mo
3y 1moAug 2021 - Sep 2024
COVID crash2020
-10.38%Mar 2020
10d8mo 12d
8mo 22dMar 2020 - Nov 2020
2011 pullback2011
-8.48%Jan 2011
3mo 5d6mo 12d
9mo 17dOct 2010 - Jul 2011
2013 pullback2013
-6.65%Sep 2013
4mo 5d7mo 13d
11mo 18dMay 2013 - Apr 2014
2016 pullback2016
-5.09%Dec 2016
4mo 27d1y 5d
1y 5moJul 2016 - Dec 2017

Drawdown Indicators


TSSIXBenchmarkDifference

Max Drawdown

Largest 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 Drawdown

Current decline from peak

0.00%

-0.74%

+0.74%

Average Drawdown

Average peak-to-trough decline

-1.98%

-10.72%

+8.74%

Ulcer Index

Depth 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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Portfolio Analyzer

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