AIFRX vs. ATOIX

Last updated Jun 4, 2026

AIFRX (abrdn Global Infrastructure Fund) and ATOIX (abrdn Ultra Short Municipal Income Fund) are both mutual funds - AIFRX is a Energy Equities fund managed by Aberdeen, while ATOIX is a Municipal Bonds fund managed by Aberdeen. Over the past 10 years, AIFRX returned 10.24%/yr vs 1.79%/yr for ATOIX. At a correlation of -0.01, they often move in opposite directions. AIFRX charges 0.99%/yr vs 0.44%/yr for ATOIX.

Performance

AIFRX vs. ATOIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in abrdn Global Infrastructure Fund (AIFRX) and abrdn Ultra Short Municipal Income Fund (ATOIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AIFRX achieves a 11.91% return, which is significantly higher than ATOIX's 1.01% return. Over the past 10 years, AIFRX has outperformed ATOIX with an annualized return of 10.24%, while ATOIX has yielded a comparatively lower 1.79% annualized return.

AIFRX

• 1D: 0.84%
• 1M: -1.41%
• YTD: 11.91%
• 6M: 12.14%
• 1Y: 20.46%
• 3Y*: 16.00%
• 5Y*: 9.50%
• 10Y*: 10.24%

ATOIX

• 1D: 0.00%
• 1M: 0.20%
• YTD: 1.01%
• 6M: 1.54%
• 1Y: 3.02%
• 3Y*: 3.08%
• 5Y*: 2.30%
• 10Y*: 1.79%

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

AIFRX vs. ATOIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AIFRX abrdn Global Infrastructure Fund	11.91%	26.92%	2.88%	13.10%	-7.95%	15.61%	1.87%	28.41%	-9.31%	25.24%
ATOIX abrdn Ultra Short Municipal Income Fund	1.01%	3.33%	3.14%	3.27%	0.87%	-0.04%	0.88%	1.40%	1.54%	2.24%

Correlation

The correlation between AIFRX and ATOIX is 0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.01
Correlation (3Y) Calculated over the trailing 3-year period	0.00
Correlation (5Y) Calculated over the trailing 5-year period	-0.03
Correlation (10Y) Calculated over the trailing 10-year period	0.00
Correlation (All Time) Calculated using the full available price history since Jan 5, 2009	-0.01

Return for Risk

AIFRX vs. ATOIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

AIFRX

AIFRX Risk / Return Rank: 53
AIFRX Sharpe Ratio Rank: 47
AIFRX Sortino Ratio Rank: 46
AIFRX Omega Ratio Rank: 44
AIFRX Calmar Ratio Rank: 67
AIFRX Martin Ratio Rank: 60

ATOIX

ATOIX Risk / Return Rank: 99
ATOIX Sharpe Ratio Rank: 96
ATOIX Sortino Ratio Rank: 100
ATOIX Omega Ratio Rank: 100
ATOIX Calmar Ratio Rank: 100
ATOIX Martin Ratio Rank: 100

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.

AIFRX vs. ATOIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for abrdn Global Infrastructure Fund (AIFRX) and abrdn Ultra Short Municipal Income Fund (ATOIX). 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.

	AIFRX	ATOIX	Difference
Sharpe ratio: Return per unit of total volatility	2.03	3.50	-1.47
Sortino ratio: Return per unit of downside risk	2.84	17.32	-14.48
Omega ratio: Gain probability vs. loss probability	1.36	10.98	-9.62
Calmar ratio: Return relative to maximum drawdown	3.17	30.48	-27.31
Martin ratio: Return relative to average drawdown	11.90	89.66	-77.76
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AIFRX vs. ATOIX - Sharpe Ratio Comparison

The current AIFRX Sharpe Ratio is 2.03, which is lower than the ATOIX Sharpe Ratio of 3.50. The chart below compares the historical Sharpe Ratios of AIFRX and ATOIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	AIFRX	ATOIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.03	3.50	-1.47
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.68	2.80	-2.12
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.65	2.28	-1.63
Sharpe Ratio (All Time) Calculated using the full available price history	0.71	2.47	-1.76

Drawdowns

AIFRX vs. ATOIX - Drawdown Comparison

The maximum AIFRX drawdown since its inception was -38.38%, which is greater than ATOIX's maximum drawdown of -1.46%. Use the drawdown chart below to compare losses from any high point for AIFRX and ATOIX.

Drawdown Indicators

	AIFRX	ATOIX	Difference
Max Drawdown Largest peak-to-trough decline	-38.38%	-1.46%	-36.92%
Max Drawdown (1Y) Largest decline over 1 year	-6.42%	-0.10%	-6.32%
Max Drawdown (3Y) Largest decline over 3 years	-15.76%	-0.10%	-15.66%
Max Drawdown (5Y) Largest decline over 5 years	-22.75%	-0.37%	-22.38%
Max Drawdown (10Y) Largest decline over 10 years	-38.38%	-0.43%	-37.95%
Current Drawdown Current decline from peak	-3.01%	0.00%	-3.01%
Average Drawdown Average peak-to-trough decline	-5.46%	-0.06%	-5.40%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.71%	0.03%	+1.68%

Volatility

AIFRX vs. ATOIX - Volatility Comparison

abrdn Global Infrastructure Fund (AIFRX) has a higher volatility of 3.33% compared to abrdn Ultra Short Municipal Income Fund (ATOIX) at 0.20%. This indicates that AIFRX's price experiences larger fluctuations and is considered to be riskier than ATOIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AIFRX	ATOIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.33%	0.20%	+3.13%
Volatility (6M) Calculated over the trailing 6-month period	8.22%	0.61%	+7.61%
Volatility (1Y) Calculated over the trailing 1-year period	10.08%	0.87%	+9.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.03%	0.83%	+13.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.87%	0.79%	+15.08%

AIFRX vs. ATOIX - Expense Ratio Comparison

AIFRX has a 0.99% expense ratio, which is higher than ATOIX's 0.44% expense ratio.

Dividends

AIFRX vs. ATOIX - Dividend Comparison

AIFRX's dividend yield for the trailing twelve months is around 7.02%, more than ATOIX's 2.98% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AIFRX abrdn Global Infrastructure Fund	7.02%	7.80%	8.13%	3.46%	4.86%	5.31%	3.45%	4.01%	3.96%	3.80%	4.37%	4.55%
ATOIX abrdn Ultra Short Municipal Income Fund	2.98%	3.27%	3.09%	3.02%	1.07%	0.06%	0.88%	1.39%	1.42%	2.20%	0.61%	0.52%

Frequently Asked Questions

Can I hold both AIFRX and ATOIX in my portfolio?

AIFRX and ATOIX have a correlation of 0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AIFRX or ATOIX?

AIFRX has higher volatility (3.33%) compared to ATOIX (0.20%). In terms of maximum drawdown, AIFRX dropped -38.38% vs ATOIX's -1.46%.

Which has better risk-adjusted returns?

ATOIX currently has the higher Sharpe Ratio (3.50 vs 2.03), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.