EACAX vs. EIAMX

Last updated Jun 4, 2026

EACAX (Eaton Vance California Municipal Opportunities Fund) and EIAMX (Eaton Vance Multi-Asset Credit Fund) are both mutual funds - EACAX is a Municipal Bonds fund managed by Eaton Vance, while EIAMX is a High Yield Bonds fund managed by Eaton Vance. Over the past 10 years, EACAX returned 2.33%/yr vs 4.86%/yr for EIAMX. At a 0.19 correlation, their price movements are largely independent. Both charge a 0.71% expense ratio.

Performance

EACAX vs. EIAMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Eaton Vance California Municipal Opportunities Fund (EACAX) and Eaton Vance Multi-Asset Credit Fund (EIAMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EACAX achieves a 1.86% return, which is significantly higher than EIAMX's 1.46% return. Over the past 10 years, EACAX has underperformed EIAMX with an annualized return of 2.33%, while EIAMX has yielded a comparatively higher 4.86% annualized return.

EACAX

• 1D: 0.20%
• 1M: 0.79%
• YTD: 1.86%
• 6M: 2.16%
• 1Y: 7.77%
• 3Y*: 4.34%
• 5Y*: 1.51%
• 10Y*: 2.33%

EIAMX

• 1D: 0.00%
• 1M: 0.54%
• YTD: 1.46%
• 6M: 1.81%
• 1Y: 5.54%
• 3Y*: 7.54%
• 5Y*: 4.17%
• 10Y*: 4.86%

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

EACAX vs. EIAMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EACAX Eaton Vance California Municipal Opportunities Fund	1.86%	3.85%	3.25%	6.45%	-7.76%	0.53%	5.33%	8.32%	1.07%	4.58%
EIAMX Eaton Vance Multi-Asset Credit Fund	1.46%	6.31%	8.22%	9.93%	-6.18%	4.57%	1.89%	11.67%	-2.45%	11.61%

Correlation

The correlation between EACAX and EIAMX is 0.35, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.35
Correlation (3Y) Calculated over the trailing 3-year period	0.45
Correlation (5Y) Calculated over the trailing 5-year period	0.44
Correlation (10Y) Calculated over the trailing 10-year period	0.28
Correlation (All Time) Calculated using the full available price history since Nov 2, 2011	0.19

The correlation between EACAX and EIAMX shifts across timeframes, from 0.19 (all time) to 0.45 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

EACAX vs. EIAMX — Risk / Return Rank

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

EACAX

EACAX Risk / Return Rank: 68
EACAX Sharpe Ratio Rank: 77
EACAX Sortino Ratio Rank: 85
EACAX Omega Ratio Rank: 87
EACAX Calmar Ratio Rank: 47
EACAX Martin Ratio Rank: 42

EIAMX

EIAMX Risk / Return Rank: 84
EIAMX Sharpe Ratio Rank: 61
EIAMX Sortino Ratio Rank: 96
EIAMX Omega Ratio Rank: 95
EIAMX Calmar Ratio Rank: 80
EIAMX Martin Ratio Rank: 88

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.

EACAX vs. EIAMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Eaton Vance California Municipal Opportunities Fund (EACAX) and Eaton Vance Multi-Asset Credit Fund (EIAMX). 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.

	EACAX	EIAMX	Difference
Sharpe ratio: Return per unit of total volatility	2.55	2.30	+0.25
Sortino ratio: Return per unit of downside risk	4.03	5.22	-1.19
Omega ratio: Gain probability vs. loss probability	1.61	1.78	-0.17
Calmar ratio: Return relative to maximum drawdown	2.63	3.65	-1.03
Martin ratio: Return relative to average drawdown	8.98	17.14	-8.16
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

EACAX vs. EIAMX - Sharpe Ratio Comparison

The current EACAX Sharpe Ratio is 2.55, which is comparable to the EIAMX Sharpe Ratio of 2.30. The chart below compares the historical Sharpe Ratios of EACAX and EIAMX, 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

	EACAX	EIAMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.55	2.30	+0.25
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.39	1.31	-0.92
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.64	0.22	+0.42
Sharpe Ratio (All Time) Calculated using the full available price history	1.01	0.23	+0.78

Drawdowns

EACAX vs. EIAMX - Drawdown Comparison

The maximum EACAX drawdown since its inception was -25.41%, smaller than the maximum EIAMX drawdown of -43.35%. Use the drawdown chart below to compare losses from any high point for EACAX and EIAMX.

Drawdown Indicators

	EACAX	EIAMX	Difference
Max Drawdown Largest peak-to-trough decline	-25.41%	-43.35%	+17.94%
Max Drawdown (1Y) Largest decline over 1 year	-2.93%	-1.52%	-1.41%
Max Drawdown (3Y) Largest decline over 3 years	-5.74%	-2.95%	-2.79%
Max Drawdown (5Y) Largest decline over 5 years	-12.56%	-10.02%	-2.54%
Max Drawdown (10Y) Largest decline over 10 years	-12.56%	-43.35%	+30.79%
Current Drawdown Current decline from peak	-0.30%	-8.87%	+8.57%
Average Drawdown Average peak-to-trough decline	-2.42%	-16.13%	+13.71%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.85%	0.32%	+0.53%

Volatility

EACAX vs. EIAMX - Volatility Comparison

Eaton Vance California Municipal Opportunities Fund (EACAX) has a higher volatility of 1.27% compared to Eaton Vance Multi-Asset Credit Fund (EIAMX) at 0.62%. This indicates that EACAX's price experiences larger fluctuations and is considered to be riskier than EIAMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EACAX	EIAMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.27%	0.62%	+0.65%
Volatility (6M) Calculated over the trailing 6-month period	2.26%	1.78%	+0.48%
Volatility (1Y) Calculated over the trailing 1-year period	3.04%	2.42%	+0.62%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.94%	3.20%	+0.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.67%	22.48%	-18.81%

EACAX vs. EIAMX - Expense Ratio Comparison

Both EACAX and EIAMX have an expense ratio of 0.71%.

Dividends

EACAX vs. EIAMX - Dividend Comparison

EACAX's dividend yield for the trailing twelve months is around 3.50%, less than EIAMX's 6.88% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EACAX Eaton Vance California Municipal Opportunities Fund	3.50%	4.30%	3.88%	3.18%	2.09%	1.53%	2.04%	3.00%	2.61%	2.52%	2.74%	3.52%
EIAMX Eaton Vance Multi-Asset Credit Fund	6.88%	7.04%	7.35%	5.52%	5.46%	4.10%	4.46%	4.94%	2.41%	2.88%	3.15%	3.77%

Frequently Asked Questions

Can I hold both EACAX and EIAMX in my portfolio?

EACAX and EIAMX have a correlation of 0.35, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EACAX or EIAMX?

EACAX has higher volatility (1.27%) compared to EIAMX (0.62%). In terms of maximum drawdown, EACAX dropped -25.41% vs EIAMX's -43.35%.

Which has better risk-adjusted returns?

EACAX currently has the higher Sharpe Ratio (2.55 vs 2.30), 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.