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Issuer
abrdn
Inception Date
Oct 20, 2025
Leveraged
1x (No leverage)
Index Tracked
No Index (Active)
Distribution Policy
Distributing
Asset Class
Bond
Assets Under Management
$54M

Share Price Chart


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Performance

AMUN Performance Chart

abrdn Ultra Short Municipal Income Active ETF (AMUN) is up 1.2% since the beginning of the year. AMUN is currently trading at $26 per share.


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S&P 500 Index

Returns By Period


abrdn Ultra Short Municipal Income Active ETF

1D
0.02%
1M
0.26%
YTD
1.17%
6M
1.32%
1Y
3Y*
5Y*
10Y*

Benchmark (S&P 500 Index)

1D
0.50%
1M
0.31%
YTD
8.56%
6M
8.85%
1Y
24.33%
3Y*
19.37%
5Y*
11.84%
10Y*
13.61%
*Multi-year figures are annualized to reflect compound growth (CAGR)

AMUN Monthly Returns History

Based on dividend-adjusted daily data since Oct 20, 2025, AMUN's average daily return is +0.01%, while the average monthly return is +0.15%. At this rate, an investment would double in approximately 38.5 years.

Historically, 78% of months were positive and 22% were negative. The best month was Jan 2026 with a return of +0.3%, while the worst month was Oct 2025 at -0.3%. The longest winning streak lasted 4 consecutive months, and the longest losing streak was 1 months.

On a daily basis, AMUN closed higher 53% of trading days. The best single day was Feb 27, 2026 with a return of +0.1%, while the worst single day was Oct 22, 2025 at -0.6%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.31%0.27%-0.04%0.24%0.27%0.13%1.17%
2025-0.29%0.16%0.27%0.14%

Benchmark Metrics

abrdn Ultra Short Municipal Income Active ETF has an annualized alpha of 1.94%, beta of 0.01, and R2 of 0.01 versus S&P 500 Index. Calculated based on daily prices since October 20, 2025.

  • This ETF captured 2.86% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -8.72%) - a profile typical of hedging or uncorrelated assets.
  • Beta of 0.01 may look defensive, but with R2 of 0.01 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 0.01 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
1.94%
Beta
0.01
0.01
Upside Capture
2.86%
Downside Capture
-8.72%

Expense Ratio

AMUN has an expense ratio of 0.25%, which is considered low.


Return for Risk

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for abrdn Ultra Short Municipal Income Active ETF (AMUN) 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.


AMUNBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

Sortino ratioReturn per unit of downside risk

Omega ratioGain probability vs. loss probability

1.34

Calmar ratioReturn relative to maximum drawdown

2.53

Martin ratioReturn relative to average drawdown

11.37

Dividends

Dividend History

abrdn Ultra Short Municipal Income Active ETF provided a 1.88% dividend yield over the last twelve months, with an annual payout of $0.49 per share.


0.66%$0.00$0.05$0.10$0.152025
Dividends
Dividend Yield
PeriodTTM2025
Dividend$0.49$0.17

Dividend yield

1.88%0.66%

Monthly Dividends

The table displays the monthly dividend distributions for abrdn Ultra Short Municipal Income Active ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.06$0.07$0.07$0.06$0.06$0.32
2025$0.04$0.13$0.17

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 abrdn Ultra Short Municipal Income Active 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 abrdn Ultra Short Municipal Income Active ETF was 0.61%, occurring on Oct 22, 2025. Recovery took 43 trading sessions.


Related event

Drawdown

Fall

Recovery

Underwater

2025 pullback2025
-0.61%Oct 2025
0s2mo 2d
2mo 2dOct 2025 - Dec 2025
2026 pullback2026
-0.14%Mar 2026
2d2d
4dMar 2026 - Mar 2026
2026 pullback2026
-0.13%Apr 2026
0s21d
21dApr 2026 - May 2026
2026 pullback2026
-0.08%May 2026
0s1d
1dMay 2026 - May 2026
2026 pullback2026
-0.08%Feb 2026
0s7d
7dFeb 2026 - Feb 2026

Drawdown Indicators


AMUNBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-0.61%

-56.78%

+56.17%

Max Drawdown (1Y)

Largest decline over 1 year

-9.10%

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 Drawdown

Current decline from peak

0.00%

-2.34%

+2.34%

Average Drawdown

Average peak-to-trough decline

-0.08%

-10.72%

+10.64%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.02%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with AMUN

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