HFAAX vs. OPTAX

Last updated Jun 4, 2026

HFAAX (Janus Henderson Developed World Bond Fund) and OPTAX (Invesco AMT-Free Municipal Fund) are both mutual funds - HFAAX is a Global Bonds fund managed by Janus Henderson, while OPTAX is a Municipal Bonds fund managed by Invesco. Over the past 10 years, HFAAX returned 2.15%/yr vs 3.54%/yr for OPTAX. At a 0.31 correlation, their price movements are largely independent. HFAAX charges 0.83%/yr vs 0.75%/yr for OPTAX.

Performance

HFAAX vs. OPTAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Janus Henderson Developed World Bond Fund (HFAAX) and Invesco AMT-Free Municipal Fund (OPTAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, HFAAX achieves a 0.48% return, which is significantly lower than OPTAX's 1.51% return. Over the past 10 years, HFAAX has underperformed OPTAX with an annualized return of 2.15%, while OPTAX has yielded a comparatively higher 3.54% annualized return.

HFAAX

• 1D: 0.13%
• 1M: 0.73%
• YTD: 0.48%
• 6M: 0.56%
• 1Y: 4.57%
• 3Y*: 3.79%
• 5Y*: -0.71%
• 10Y*: 2.15%

OPTAX

• 1D: 0.30%
• 1M: 0.95%
• YTD: 1.51%
• 6M: 1.71%
• 1Y: 6.39%
• 3Y*: 3.19%
• 5Y*: 0.22%
• 10Y*: 3.54%

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

HFAAX vs. OPTAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
HFAAX Janus Henderson Developed World Bond Fund	0.48%	5.75%	1.52%	6.35%	-16.76%	-0.78%	9.16%	9.50%	0.38%	5.75%
OPTAX Invesco AMT-Free Municipal Fund	1.51%	2.70%	2.13%	6.64%	-12.15%	4.16%	7.57%	12.33%	7.43%	5.98%

Correlation

The correlation between HFAAX and OPTAX is 0.46, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.46
Correlation (3Y) Calculated over the trailing 3-year period	0.60
Correlation (5Y) Calculated over the trailing 5-year period	0.57
Correlation (10Y) Calculated over the trailing 10-year period	0.47
Correlation (All Time) Calculated using the full available price history since Oct 3, 2003	0.31

The correlation between HFAAX and OPTAX shifts across timeframes, from 0.31 (all time) to 0.60 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

HFAAX vs. OPTAX — Risk / Return Rank

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

HFAAX

HFAAX Risk / Return Rank: 52
HFAAX Sharpe Ratio Rank: 52
HFAAX Sortino Ratio Rank: 59
HFAAX Omega Ratio Rank: 73
HFAAX Calmar Ratio Rank: 35
HFAAX Martin Ratio Rank: 40

OPTAX

OPTAX Risk / Return Rank: 48
OPTAX Sharpe Ratio Rank: 45
OPTAX Sortino Ratio Rank: 51
OPTAX Omega Ratio Rank: 66
OPTAX Calmar Ratio Rank: 41
OPTAX Martin Ratio Rank: 35

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.

HFAAX vs. OPTAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Janus Henderson Developed World Bond Fund (HFAAX) and Invesco AMT-Free Municipal Fund (OPTAX). 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.

	HFAAX	OPTAX	Difference
Sharpe ratio: Return per unit of total volatility	2.12	1.96	+0.16
Sortino ratio: Return per unit of downside risk	3.23	3.02	+0.21
Omega ratio: Gain probability vs. loss probability	1.49	1.45	+0.03
Calmar ratio: Return relative to maximum drawdown	2.24	2.42	-0.18
Martin ratio: Return relative to average drawdown	8.62	7.80	+0.82
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

HFAAX vs. OPTAX - Sharpe Ratio Comparison

The current HFAAX Sharpe Ratio is 2.12, which is comparable to the OPTAX Sharpe Ratio of 1.96. The chart below compares the historical Sharpe Ratios of HFAAX and OPTAX, 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

	HFAAX	OPTAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.12	1.96	+0.16
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.12	0.04	-0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.46	0.74	-0.28
Sharpe Ratio (All Time) Calculated using the full available price history	0.67	0.77	-0.10

Drawdowns

HFAAX vs. OPTAX - Drawdown Comparison

The maximum HFAAX drawdown since its inception was -44.89%, smaller than the maximum OPTAX drawdown of -48.56%. Use the drawdown chart below to compare losses from any high point for HFAAX and OPTAX.

Drawdown Indicators

	HFAAX	OPTAX	Difference
Max Drawdown Largest peak-to-trough decline	-44.89%	-48.56%	+3.67%
Max Drawdown (1Y) Largest decline over 1 year	-2.11%	-2.93%	+0.82%
Max Drawdown (3Y) Largest decline over 3 years	-6.43%	-7.93%	+1.50%
Max Drawdown (5Y) Largest decline over 5 years	-21.62%	-17.30%	-4.32%
Max Drawdown (10Y) Largest decline over 10 years	-21.62%	-17.30%	-4.32%
Current Drawdown Current decline from peak	-6.07%	-0.37%	-5.70%
Average Drawdown Average peak-to-trough decline	-5.16%	-6.37%	+1.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.55%	0.96%	-0.41%

Volatility

HFAAX vs. OPTAX - Volatility Comparison

The current volatility for Janus Henderson Developed World Bond Fund (HFAAX) is 0.80%, while Invesco AMT-Free Municipal Fund (OPTAX) has a volatility of 1.42%. This indicates that HFAAX experiences smaller price fluctuations and is considered to be less risky than OPTAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	HFAAX	OPTAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.80%	1.42%	-0.62%
Volatility (6M) Calculated over the trailing 6-month period	1.81%	2.54%	-0.73%
Volatility (1Y) Calculated over the trailing 1-year period	2.23%	3.65%	-1.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.87%	5.03%	+0.84%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.74%	4.87%	-0.13%

HFAAX vs. OPTAX - Expense Ratio Comparison

HFAAX has a 0.83% expense ratio, which is higher than OPTAX's 0.75% expense ratio.

Dividends

HFAAX vs. OPTAX - Dividend Comparison

HFAAX's dividend yield for the trailing twelve months is around 3.71%, more than OPTAX's 2.68% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
HFAAX Janus Henderson Developed World Bond Fund	3.71%	3.51%	2.90%	2.32%	8.76%	1.33%	4.31%	3.44%	4.86%	2.69%	2.44%	3.34%
OPTAX Invesco AMT-Free Municipal Fund	2.68%	4.23%	4.16%	3.02%	2.99%	3.43%	3.80%	3.75%	3.82%	4.71%	5.77%	6.05%

Frequently Asked Questions

Can I hold both HFAAX and OPTAX in my portfolio?

HFAAX and OPTAX have a correlation of 0.46, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, HFAAX or OPTAX?

OPTAX has higher volatility (1.42%) compared to HFAAX (0.80%). In terms of maximum drawdown, HFAAX dropped -44.89% vs OPTAX's -48.56%.

Which has better risk-adjusted returns?

HFAAX currently has the higher Sharpe Ratio (2.12 vs 1.96), 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.