ECSIX vs. EIRAX

Last updated Jun 4, 2026

ECSIX (Eaton Vance Short Duration Strategic Income Fund) and EIRAX (Eaton Vance Richard Bernstein All Asset Strategy Fund) are both mutual funds - ECSIX is a Multisector Bonds fund managed by Eaton Vance, while EIRAX is a Tactical Allocation fund managed by Eaton Vance. Over the past 10 years, ECSIX returned 3.96%/yr vs 6.18%/yr for EIRAX. At a 0.40 correlation, their price movements are largely independent. ECSIX charges 1.82%/yr vs 0.93%/yr for EIRAX.

Performance

ECSIX vs. EIRAX - Performance Comparison

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

Returns By Period

In the year-to-date period, ECSIX achieves a 1.76% return, which is significantly lower than EIRAX's 7.81% return. Over the past 10 years, ECSIX has underperformed EIRAX with an annualized return of 3.96%, while EIRAX has yielded a comparatively higher 6.18% annualized return.

ECSIX

• 1D: 0.00%
• 1M: 0.35%
• YTD: 1.76%
• 6M: 2.21%
• 1Y: 9.05%
• 3Y*: 7.54%
• 5Y*: 4.07%
• 10Y*: 3.96%

EIRAX

• 1D: 0.24%
• 1M: 3.47%
• YTD: 7.81%
• 6M: 8.61%
• 1Y: 18.33%
• 3Y*: 10.23%
• 5Y*: 3.89%
• 10Y*: 6.18%

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

ECSIX vs. EIRAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ECSIX Eaton Vance Short Duration Strategic Income Fund	1.76%	10.19%	5.71%	7.31%	-3.31%	0.69%	6.60%	5.76%	-3.37%	4.04%
EIRAX Eaton Vance Richard Bernstein All Asset Strategy Fund	7.81%	12.89%	7.68%	6.80%	-14.73%	7.22%	9.83%	16.28%	-7.47%	15.02%

Correlation

The correlation between ECSIX and EIRAX is 0.47, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.47
Correlation (3Y) Calculated over the trailing 3-year period	0.55
Correlation (5Y) Calculated over the trailing 5-year period	0.50
Correlation (10Y) Calculated over the trailing 10-year period	0.40
Correlation (All Time) Calculated using the full available price history since Aug 6, 2012	0.40

The correlation between ECSIX and EIRAX shifts across timeframes, from 0.40 (all time) to 0.55 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

ECSIX vs. EIRAX — Risk / Return Rank

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

ECSIX

ECSIX Risk / Return Rank: 86
ECSIX Sharpe Ratio Rank: 94
ECSIX Sortino Ratio Rank: 94
ECSIX Omega Ratio Rank: 93
ECSIX Calmar Ratio Rank: 81
ECSIX Martin Ratio Rank: 69

EIRAX

EIRAX Risk / Return Rank: 50
EIRAX Sharpe Ratio Rank: 53
EIRAX Sortino Ratio Rank: 52
EIRAX Omega Ratio Rank: 54
EIRAX Calmar Ratio Rank: 39
EIRAX Martin Ratio Rank: 53

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.

ECSIX vs. EIRAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Short Duration Strategic Income Fund (ECSIX) and Eaton Vance Richard Bernstein All Asset Strategy Fund (EIRAX). 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.

	ECSIX	EIRAX	Difference
Sharpe ratio: Return per unit of total volatility	3.21	2.14	+1.07
Sortino ratio: Return per unit of downside risk	4.94	3.05	+1.89
Omega ratio: Gain probability vs. loss probability	1.70	1.41	+0.30
Calmar ratio: Return relative to maximum drawdown	3.74	2.38	+1.36
Martin ratio: Return relative to average drawdown	13.36	10.74	+2.62
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ECSIX vs. EIRAX - Sharpe Ratio Comparison

The current ECSIX Sharpe Ratio is 3.21, which is higher than the EIRAX Sharpe Ratio of 2.14. The chart below compares the historical Sharpe Ratios of ECSIX and EIRAX, 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

	ECSIX	EIRAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.21	2.14	+1.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.28	0.44	+0.83
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.25	0.68	+0.57
Sharpe Ratio (All Time) Calculated using the full available price history	1.47	0.68	+0.78

Drawdowns

ECSIX vs. EIRAX - Drawdown Comparison

The maximum ECSIX drawdown since its inception was -12.95%, smaller than the maximum EIRAX drawdown of -19.85%. Use the drawdown chart below to compare losses from any high point for ECSIX and EIRAX.

Drawdown Indicators

	ECSIX	EIRAX	Difference
Max Drawdown Largest peak-to-trough decline	-12.95%	-19.85%	+6.90%
Max Drawdown (1Y) Largest decline over 1 year	-2.43%	-7.73%	+5.30%
Max Drawdown (3Y) Largest decline over 3 years	-2.64%	-8.71%	+6.07%
Max Drawdown (5Y) Largest decline over 5 years	-7.19%	-19.85%	+12.66%
Max Drawdown (10Y) Largest decline over 10 years	-12.53%	-19.85%	+7.32%
Current Drawdown Current decline from peak	-0.78%	0.00%	-0.78%
Average Drawdown Average peak-to-trough decline	-1.34%	-3.82%	+2.48%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.68%	1.71%	-1.03%

Volatility

ECSIX vs. EIRAX - Volatility Comparison

The current volatility for Eaton Vance Short Duration Strategic Income Fund (ECSIX) is 1.12%, while Eaton Vance Richard Bernstein All Asset Strategy Fund (EIRAX) has a volatility of 2.74%. This indicates that ECSIX experiences smaller price fluctuations and is considered to be less risky than EIRAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ECSIX	EIRAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.12%	2.74%	-1.62%
Volatility (6M) Calculated over the trailing 6-month period	2.20%	7.25%	-5.05%
Volatility (1Y) Calculated over the trailing 1-year period	2.83%	8.58%	-5.75%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.21%	8.80%	-5.59%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.18%	9.10%	-5.92%

ECSIX vs. EIRAX - Expense Ratio Comparison

ECSIX has a 1.82% expense ratio, which is higher than EIRAX's 0.93% expense ratio.

Dividends

ECSIX vs. EIRAX - Dividend Comparison

ECSIX's dividend yield for the trailing twelve months is around 6.33%, more than EIRAX's 2.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ECSIX Eaton Vance Short Duration Strategic Income Fund	6.33%	5.07%	6.21%	6.18%	4.78%	3.54%	3.47%	3.53%	3.19%	2.96%	3.20%	3.54%
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%

Frequently Asked Questions

Can I hold both ECSIX and EIRAX in my portfolio?

ECSIX and EIRAX have a correlation of 0.47, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ECSIX or EIRAX?

EIRAX has higher volatility (2.74%) compared to ECSIX (1.12%). In terms of maximum drawdown, ECSIX dropped -12.95% vs EIRAX's -19.85%.

Which has better risk-adjusted returns?

ECSIX currently has the higher Sharpe Ratio (3.21 vs 2.14), 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.