EIRAX vs. EXFLX

Last updated Jun 23, 2026

EIRAX (Eaton Vance Richard Bernstein All Asset Strategy Fund) and EXFLX (Eaton Vance National Ultra-Short Municipal Income Fund) are both mutual funds - EIRAX is a Tactical Allocation fund managed by Eaton Vance, while EXFLX is a Municipal Bonds fund managed by Eaton Vance. Over the past 10 years, EIRAX returned 6.20%/yr vs 1.61%/yr for EXFLX. At a 0.04 correlation, their price movements are largely independent. EIRAX charges 0.93%/yr vs 0.50%/yr for EXFLX.

Performance

EIRAX vs. EXFLX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Eaton Vance Richard Bernstein All Asset Strategy Fund (EIRAX) and Eaton Vance National Ultra-Short Municipal Income Fund (EXFLX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EIRAX achieves a 7.87% return, which is significantly higher than EXFLX's 1.06% return. Over the past 10 years, EIRAX has outperformed EXFLX with an annualized return of 6.20%, while EXFLX has yielded a comparatively lower 1.61% annualized return.

EIRAX

• 1D: 0.89%
• 1M: 1.61%
• YTD: 7.87%
• 6M: 7.73%
• 1Y: 18.24%
• 3Y*: 9.93%
• 5Y*: 4.13%
• 10Y*: 6.20%

EXFLX

• 1D: 0.00%
• 1M: 0.31%
• YTD: 1.06%
• 6M: 1.30%
• 1Y: 2.85%
• 3Y*: 3.36%
• 5Y*: 2.21%
• 10Y*: 1.61%

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

EIRAX vs. EXFLX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EIRAX Eaton Vance Richard Bernstein All Asset Strategy Fund	7.87%	12.89%	7.68%	6.80%	-14.73%	7.22%	9.83%	16.28%	-7.47%	15.02%
EXFLX Eaton Vance National Ultra-Short Municipal Income Fund	1.06%	3.84%	3.47%	2.73%	-0.01%	0.43%	0.01%	1.89%	1.48%	1.10%

Correlation

The correlation between EIRAX and EXFLX is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.19
Correlation (3Y) Calculated over the trailing 3-year period	0.10
Correlation (5Y) Calculated over the trailing 5-year period	0.10
Correlation (10Y) Calculated over the trailing 10-year period	0.06
Correlation (All Time) Calculated using the full available price history since Aug 3, 2012	0.04

The correlation between EIRAX and EXFLX shifts across timeframes, from 0.04 (all time) to 0.19 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

EIRAX vs. EXFLX — Risk / Return Rank

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

EIRAX

EIRAX Risk / Return Rank: 51
EIRAX Sharpe Ratio Rank: 53
EIRAX Sortino Ratio Rank: 53
EIRAX Omega Ratio Rank: 55
EIRAX Calmar Ratio Rank: 42
EIRAX Martin Ratio Rank: 55

EXFLX

EXFLX Risk / Return Rank: 98
EXFLX Sharpe Ratio Rank: 94
EXFLX Sortino Ratio Rank: 99
EXFLX Omega Ratio Rank: 99
EXFLX Calmar Ratio Rank: 98
EXFLX Martin Ratio Rank: 98

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.

EIRAX vs. EXFLX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Richard Bernstein All Asset Strategy Fund (EIRAX) and Eaton Vance National Ultra-Short Municipal Income Fund (EXFLX). 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.

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.

	EIRAX	EXFLX	Difference
Sharpe ratio: Return per unit of total volatility	1.99	2.99	-1.01
Sortino ratio: Return per unit of downside risk	2.79	7.63	-4.83
Omega ratio: Gain probability vs. loss probability	1.38	3.11	-1.74
Calmar ratio: Return relative to maximum drawdown	2.35	6.99	-4.64
Martin ratio: Return relative to average drawdown	10.45	35.85	-25.40

EIRAX vs. EXFLX - Sharpe Ratio Comparison

The current EIRAX Sharpe Ratio is 1.99, which is lower than the EXFLX Sharpe Ratio of 2.99. The chart below compares the historical Sharpe Ratios of EIRAX and EXFLX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

EIRAX vs. EXFLX - Drawdown Comparison

The maximum EIRAX drawdown since its inception was -19.85%, which is greater than EXFLX's maximum drawdown of -10.11%. Use the drawdown chart below to compare losses from any high point for EIRAX and EXFLX.

Drawdown Indicators

	EIRAX	EXFLX	Difference
Max Drawdown Largest peak-to-trough decline	-19.85%	-10.11%	-9.74%
Max Drawdown (1Y) Largest decline over 1 year	-7.73%	-0.41%	-7.32%
Max Drawdown (3Y) Largest decline over 3 years	-8.71%	-0.72%	-7.99%
Max Drawdown (5Y) Largest decline over 5 years	-19.85%	-0.91%	-18.94%
Max Drawdown (10Y) Largest decline over 10 years	-19.85%	-1.89%	-17.96%
Current Drawdown Current decline from peak	-0.12%	0.00%	-0.12%
Average Drawdown Average peak-to-trough decline	-3.81%	-1.50%	-2.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.73%	0.08%	+1.65%

Volatility

EIRAX vs. EXFLX - Volatility Comparison

Eaton Vance Richard Bernstein All Asset Strategy Fund (EIRAX) has a higher volatility of 3.70% compared to Eaton Vance National Ultra-Short Municipal Income Fund (EXFLX) at 0.24%. This indicates that EIRAX's price experiences larger fluctuations and is considered to be riskier than EXFLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EIRAX	EXFLX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.70%	0.24%	+3.46%
Volatility (6M) Calculated over the trailing 6-month period	7.89%	0.69%	+7.20%
Volatility (1Y) Calculated over the trailing 1-year period	9.15%	0.96%	+8.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.91%	1.08%	+7.83%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.15%	0.93%	+8.22%

EIRAX vs. EXFLX - Expense Ratio Comparison

EIRAX has a 0.93% expense ratio, which is higher than EXFLX's 0.50% expense ratio.

Dividends

EIRAX vs. EXFLX - Dividend Comparison

EIRAX's dividend yield for the trailing twelve months is around 2.60%, less than EXFLX's 2.70% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EIRAX Eaton Vance Richard Bernstein All Asset Strategy Fund	2.60%	2.80%	2.35%	2.58%	1.11%	5.68%	3.13%	7.42%	2.98%	2.35%	0.73%	1.59%
EXFLX Eaton Vance National Ultra-Short Municipal Income Fund	2.70%	3.66%	3.51%	2.48%	1.12%	0.02%	0.52%	1.67%	1.37%	0.79%	0.70%	0.49%

Frequently Asked Questions

Can I hold both EIRAX and EXFLX in my portfolio?

EIRAX and EXFLX have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EIRAX or EXFLX?

EIRAX has higher volatility (3.70%) compared to EXFLX (0.24%). In terms of maximum drawdown, EIRAX dropped -19.85% vs EXFLX's -10.11%.

Which has better risk-adjusted returns?

EXFLX currently has the higher Sharpe Ratio (2.99 vs 1.99), 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.