ISHYX vs. RFM
Compare and contrast key facts about Invesco Short Duration High Yield Municipal Fund (ISHYX) and RiverNorth Flexible Municipal Income Fund (RFM).
ISHYX is managed by Invesco. It was launched on Sep 29, 2015. RFM is managed by RiverNorth.
Performance
ISHYX vs. RFM - Performance Comparison
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ISHYX vs. RFM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
ISHYX Invesco Short Duration High Yield Municipal Fund | 0.13% | 3.92% | 6.43% | 3.58% | -8.99% | 5.96% | 6.72% |
RFM RiverNorth Flexible Municipal Income Fund | 2.29% | 1.59% | 3.24% | 6.50% | -22.85% | 10.85% | 15.33% |
Returns By Period
In the year-to-date period, ISHYX achieves a 0.13% return, which is significantly lower than RFM's 2.29% return.
ISHYX
- 1D
- 0.11%
- 1M
- -1.79%
- YTD
- 0.13%
- 6M
- 1.85%
- 1Y
- 3.51%
- 3Y*
- 4.15%
- 5Y*
- 1.66%
- 10Y*
- 2.84%
RFM
- 1D
- 2.04%
- 1M
- -3.44%
- YTD
- 2.29%
- 6M
- 0.79%
- 1Y
- 2.63%
- 3Y*
- 4.32%
- 5Y*
- -1.10%
- 10Y*
- —
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ISHYX vs. RFM - Expense Ratio Comparison
ISHYX has a 0.59% expense ratio, which is lower than RFM's 5.15% expense ratio.
Return for Risk
ISHYX vs. RFM — Risk / Return Rank
ISHYX
RFM
ISHYX vs. RFM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco Short Duration High Yield Municipal Fund (ISHYX) and RiverNorth Flexible Municipal Income Fund (RFM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| ISHYX | RFM | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.09 | 0.25 | +0.84 |
Sortino ratioReturn per unit of downside risk | 1.49 | 0.39 | +1.11 |
Omega ratioGain probability vs. loss probability | 1.31 | 1.06 | +0.26 |
Calmar ratioReturn relative to maximum drawdown | 1.12 | 0.26 | +0.86 |
Martin ratioReturn relative to average drawdown | 3.57 | 0.69 | +2.88 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| ISHYX | RFM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.09 | 0.25 | +0.84 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.54 | -0.09 | +0.63 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.86 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.90 | 0.16 | +0.74 |
Correlation
The correlation between ISHYX and RFM is 0.24, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
ISHYX vs. RFM - Dividend Comparison
ISHYX's dividend yield for the trailing twelve months is around 4.29%, less than RFM's 7.91% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
ISHYX Invesco Short Duration High Yield Municipal Fund | 4.29% | 4.65% | 4.40% | 3.38% | 3.99% | 3.58% | 3.58% | 3.45% | 3.59% | 3.51% | 3.60% |
RFM RiverNorth Flexible Municipal Income Fund | 7.91% | 8.07% | 7.70% | 7.64% | 8.38% | 10.49% | 5.07% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
ISHYX vs. RFM - Drawdown Comparison
The maximum ISHYX drawdown since its inception was -13.64%, smaller than the maximum RFM drawdown of -35.49%. Use the drawdown chart below to compare losses from any high point for ISHYX and RFM.
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Drawdown Indicators
| ISHYX | RFM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.64% | -35.49% | +21.85% |
Max Drawdown (1Y)Largest decline over 1 year | -3.79% | -8.80% | +5.01% |
Max Drawdown (5Y)Largest decline over 5 years | -12.03% | -35.49% | +23.46% |
Max Drawdown (10Y)Largest decline over 10 years | -13.64% | — | — |
Current DrawdownCurrent decline from peak | -1.79% | -16.02% | +14.23% |
Average DrawdownAverage peak-to-trough decline | -2.68% | -14.77% | +12.09% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.19% | 3.36% | -2.17% |
Volatility
ISHYX vs. RFM - Volatility Comparison
The current volatility for Invesco Short Duration High Yield Municipal Fund (ISHYX) is 0.68%, while RiverNorth Flexible Municipal Income Fund (RFM) has a volatility of 4.28%. This indicates that ISHYX experiences smaller price fluctuations and is considered to be less risky than RFM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ISHYX | RFM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.68% | 4.28% | -3.60% |
Volatility (6M)Calculated over the trailing 6-month period | 1.40% | 6.89% | -5.49% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.83% | 10.58% | -6.75% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.07% | 12.85% | -9.78% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.33% | 12.75% | -9.42% |