EDIAX vs. CGO

Last updated Jun 3, 2026

EDIAX (Eaton Vance Global Income Builder Fund) and CGO (Calamos Global Total Return Fund) are both Global Allocation funds. Over the past 10 years, EDIAX returned 8.71%/yr vs 12.42%/yr for CGO. A 0.55 correlation means they provide meaningful diversification when combined. EDIAX charges 1.17%/yr vs 2.86%/yr for CGO.

Performance

EDIAX vs. CGO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Eaton Vance Global Income Builder Fund (EDIAX) and Calamos Global Total Return Fund (CGO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EDIAX achieves a 7.62% return, which is significantly lower than CGO's 27.11% return. Over the past 10 years, EDIAX has underperformed CGO with an annualized return of 8.71%, while CGO has yielded a comparatively higher 12.42% annualized return.

EDIAX

• 1D: 0.40%
• 1M: 3.83%
• YTD: 7.62%
• 6M: 9.47%
• 1Y: 20.04%
• 3Y*: 14.74%
• 5Y*: 7.44%
• 10Y*: 8.71%

CGO

• 1D: 0.50%
• 1M: 9.77%
• YTD: 27.11%
• 6M: 30.38%
• 1Y: 36.53%
• 3Y*: 25.76%
• 5Y*: 6.37%
• 10Y*: 12.42%

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

EDIAX vs. CGO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EDIAX Eaton Vance Global Income Builder Fund	7.62%	19.06%	7.87%	18.49%	-16.78%	15.14%	10.53%	23.50%	-8.42%	15.81%
CGO Calamos Global Total Return Fund	27.11%	8.87%	36.81%	14.03%	-36.60%	13.04%	20.87%	45.08%	-26.14%	56.67%

Correlation

The correlation between EDIAX and CGO is 0.66, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.66
Correlation (3Y) Calculated over the trailing 3-year period	0.60
Correlation (5Y) Calculated over the trailing 5-year period	0.62
Correlation (10Y) Calculated over the trailing 10-year period	0.55
Correlation (All Time) Calculated using the full available price history since Dec 2, 2005	0.55

The correlation between EDIAX and CGO shifts across timeframes, from 0.55 (all time) to 0.66 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

EDIAX vs. CGO — Risk / Return Rank

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

EDIAX

EDIAX Risk / Return Rank: 50
EDIAX Sharpe Ratio Rank: 54
EDIAX Sortino Ratio Rank: 53
EDIAX Omega Ratio Rank: 51
EDIAX Calmar Ratio Rank: 41
EDIAX Martin Ratio Rank: 52

CGO

CGO Risk / Return Rank: 51
CGO Sharpe Ratio Rank: 63
CGO Sortino Ratio Rank: 53
CGO Omega Ratio Rank: 54
CGO Calmar Ratio Rank: 42
CGO Martin Ratio Rank: 40

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.

EDIAX vs. CGO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Global Income Builder Fund (EDIAX) and Calamos Global Total Return Fund (CGO). 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.

	EDIAX	CGO	Difference
Sharpe ratio Return per unit of total volatility	2.16	2.33	-0.17
Sortino ratio Return per unit of downside risk	3.08	3.08	-0.01
Omega ratio Gain probability vs. loss probability	1.39	1.41	-0.01
Calmar ratio Return relative to maximum drawdown	2.44	2.48	-0.04
Martin ratio Return relative to average drawdown	10.75	8.74	+2.01
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

EDIAX vs. CGO - Sharpe Ratio Comparison

The current EDIAX Sharpe Ratio is 2.16, which is comparable to the CGO Sharpe Ratio of 2.33. The chart below compares the historical Sharpe Ratios of EDIAX and CGO, 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

	EDIAX	CGO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.16	2.33	-0.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.65	0.31	+0.33
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.72	0.50	+0.22
Sharpe Ratio (All Time) Calculated using the full available price history	0.38	0.36	+0.02

Drawdowns

EDIAX vs. CGO - Drawdown Comparison

The maximum EDIAX drawdown since its inception was -51.79%, smaller than the maximum CGO drawdown of -60.03%. Use the drawdown chart below to compare losses from any high point for EDIAX and CGO.

Drawdown Indicators

	EDIAX	CGO	Difference
Max Drawdown Largest peak-to-trough decline	-51.79%	-60.03%	+8.24%
Max Drawdown (1Y) Largest decline over 1 year	-8.41%	-15.24%	+6.83%
Max Drawdown (3Y) Largest decline over 3 years	-10.74%	-26.70%	+15.96%
Max Drawdown (5Y) Largest decline over 5 years	-23.86%	-43.69%	+19.83%
Max Drawdown (10Y) Largest decline over 10 years	-30.57%	-50.89%	+20.32%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-10.18%	-11.57%	+1.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.91%	4.32%	-2.41%

Volatility

EDIAX vs. CGO - Volatility Comparison

The current volatility for Eaton Vance Global Income Builder Fund (EDIAX) is 3.11%, while Calamos Global Total Return Fund (CGO) has a volatility of 5.34%. This indicates that EDIAX experiences smaller price fluctuations and is considered to be less risky than CGO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EDIAX	CGO	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.11%	5.34%	-2.23%
Volatility (6M) Calculated over the trailing 6-month period	7.83%	12.92%	-5.09%
Volatility (1Y) Calculated over the trailing 1-year period	9.59%	15.79%	-6.20%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.54%	20.35%	-8.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.09%	24.69%	-12.60%

EDIAX vs. CGO - Expense Ratio Comparison

EDIAX has a 1.17% expense ratio, which is lower than CGO's 2.86% expense ratio.

Dividends

EDIAX vs. CGO - Dividend Comparison

EDIAX's dividend yield for the trailing twelve months is around 4.91%, less than CGO's 6.80% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CGO Calamos Global Total Return Fund	6.80%	8.43%	8.43%	10.57%	12.68%	7.80%	8.18%	8.96%	11.81%	7.97%	11.40%	10.51%
EDIAX Eaton Vance Global Income Builder Fund	4.91%	4.12%	7.64%	3.36%	3.54%	4.07%	3.15%	3.36%	4.00%	3.24%	3.63%	3.94%

Frequently Asked Questions

Can I hold both EDIAX and CGO in my portfolio?

EDIAX and CGO have a correlation of 0.66, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EDIAX or CGO?

CGO has higher volatility (5.34%) compared to EDIAX (3.11%). In terms of maximum drawdown, EDIAX dropped -51.79% vs CGO's -60.03%.

Which has better risk-adjusted returns?

CGO currently has the higher Sharpe Ratio (2.33 vs 2.16), 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.