CDHIX vs. CUBIX

Last updated Aug 1, 2026

CDHIX (Calvert International Responsible Index Fund) and CUBIX (Calvert Flexible Bond Fund) are both mutual funds - CDHIX is a Foreign Large Cap Equities fund managed by Calvert, while CUBIX is a Nontraditional Bonds fund managed by Calvert. Over the past 10 years, CDHIX returned 10.71%/yr vs 3.83%/yr for CUBIX. Their 0.34 correlation means their historical movements had little consistent relationship. CDHIX charges 0.29%/yr vs 0.66%/yr for CUBIX.

Performance

CDHIX vs. CUBIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Calvert International Responsible Index Fund (CDHIX) and Calvert Flexible Bond Fund (CUBIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CDHIX achieves a 16.93% return, which is significantly higher than CUBIX's 0.13% return. Over the past 10 years, CDHIX has outperformed CUBIX with an annualized return of 10.71%, while CUBIX has yielded a comparatively lower 3.83% annualized return.

CDHIX

• 1D: 3.24%
• 1M: -1.23%
• 6M: 10.87%
• YTD: 16.93%
• 1Y: 33.40%
• 3Y*: 19.02%
• 5Y*: 10.15%
• 10Y*: 10.71%
• ALL TIME*: 10.38%

CUBIX

• 1D: 0.07%
• 1M: -0.81%
• 6M: -0.52%
• YTD: 0.13%
• 1Y: 3.06%
• 3Y*: 6.10%
• 5Y*: 3.52%
• 10Y*: 3.83%
• ALL TIME*: 3.79%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
CDHIX Calvert International Responsible Index Fund	$0.00	$0.00	$0.00
CUBIX Calvert Flexible Bond Fund	$0.00	$0.00	$0.00

CDHIX vs. CUBIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CDHIX Calvert International Responsible Index Fund	16.93%	33.29%	5.04%	20.03%	-19.22%	12.57%	15.33%	24.38%	-13.67%	25.31%
CUBIX Calvert Flexible Bond Fund	0.13%	8.23%	6.56%	7.24%	-4.15%	3.82%	4.12%	7.06%	0.43%	3.30%

Correlation

The correlation between CDHIX and CUBIX is 0.53, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.53
Correlation (3Y) Balances recent behavior with more history.	0.38
Correlation (5Y) Shows whether the relationship held over a longer period.	0.43
Correlation (10Y) Provides a long-term view across more market conditions.	0.34
Correlation (All Time) Calculated using the full available price history since Jan 4, 2016	0.34

The correlation between CDHIX and CUBIX shifts across timeframes, from 0.34 (10 years) to 0.53 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

CDHIX vs. CUBIX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

CDHIX

CDHIX Risk / Return Rank: 74
CDHIX Sharpe Ratio Rank: 73
CDHIX Sortino Ratio Rank: 70
CDHIX Omega Ratio Rank: 71
CDHIX Calmar Ratio Rank: 77
CDHIX Martin Ratio Rank: 77

CUBIX

CUBIX Risk / Return Rank: 51
CUBIX Sharpe Ratio Rank: 51
CUBIX Sortino Ratio Rank: 59
CUBIX Omega Ratio Rank: 58
CUBIX Calmar Ratio Rank: 41
CUBIX Martin Ratio Rank: 44

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

CDHIX vs. CUBIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Calvert International Responsible Index Fund (CDHIX) and Calvert Flexible Bond Fund (CUBIX). 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.

	CDHIX	CUBIX	Difference
Sharpe ratio: Return per unit of total volatility	1.71	1.42	+0.29
Sortino ratio: Return per unit of downside risk	2.35	2.18	+0.16
Omega ratio: Gain probability vs. loss probability	1.31	1.28	+0.03
Calmar ratio: Return relative to maximum drawdown	2.50	1.74	+0.75
Martin ratio: Return relative to average drawdown	9.25	6.47	+2.78

CDHIX vs. CUBIX - Sharpe Ratio Comparison

The current CDHIX Sharpe Ratio is 1.71, which is comparable to the CUBIX Sharpe Ratio of 1.42. The chart below compares the historical Sharpe Ratios of CDHIX and CUBIX, 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

CDHIX vs. CUBIX - Drawdown Comparison

The maximum CDHIX drawdown since its inception was -32.32%, which is greater than CUBIX's maximum drawdown of -14.12%. Use the drawdown chart below to compare losses from any high point for CDHIX and CUBIX.

Drawdown Indicators

	CDHIX	CUBIX	Difference
Max Drawdown Largest peak-to-trough decline	-32.32%	-14.12%	-18.20%
Max Drawdown (1Y) Largest decline over 1 year	-12.61%	-2.26%	-10.35%
Max Drawdown (3Y) Largest decline over 3 years	-13.41%	-2.26%	-11.15%
Max Drawdown (5Y) Largest decline over 5 years	-32.01%	-7.48%	-24.53%
Max Drawdown (10Y) Largest decline over 10 years	-32.32%	-14.12%	-18.20%
Current Drawdown Current decline from peak	-4.07%	-1.04%	-3.03%
Average Drawdown Average peak-to-trough decline	-6.27%	-0.95%	-5.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.40%	0.61%	+2.79%

Volatility

CDHIX vs. CUBIX - Volatility Comparison

Calvert International Responsible Index Fund (CDHIX) has a higher volatility of 6.33% compared to Calvert Flexible Bond Fund (CUBIX) at 0.77%. This indicates that CDHIX's price experiences larger fluctuations and is considered to be riskier than CUBIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CDHIX	CUBIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.33%	0.77%	+5.56%
Volatility (6M) Calculated over the trailing 6-month period	16.34%	2.40%	+13.94%
Volatility (1Y) Calculated over the trailing 1-year period	18.42%	2.78%	+15.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.76%	2.95%	+13.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.46%	2.84%	+13.62%

CDHIX vs. CUBIX - Expense Ratio Comparison

CDHIX has a 0.29% expense ratio, which is lower than CUBIX's 0.66% expense ratio.

Dividends

CDHIX vs. CUBIX - Dividend Comparison

CDHIX's dividend yield for the trailing twelve months is around 2.90%, less than CUBIX's 4.51% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CDHIX Calvert International Responsible Index Fund	2.90%	3.39%	2.87%	2.00%	1.92%	2.00%	1.25%	1.72%	2.25%	1.35%	2.01%	0.00%
CUBIX Calvert Flexible Bond Fund	4.51%	4.93%	5.50%	3.95%	4.75%	3.58%	2.85%	3.35%	3.33%	3.41%	4.48%	3.25%

Frequently Asked Questions

Can I hold both CDHIX and CUBIX in my portfolio?

CDHIX and CUBIX have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CDHIX or CUBIX?

CDHIX has higher volatility (6.33%) compared to CUBIX (0.77%). In terms of maximum drawdown, CDHIX dropped -32.32% vs CUBIX's -14.12%.

Which has better risk-adjusted returns?

CDHIX currently has the higher Sharpe Ratio (1.71 vs 1.42), 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.