CWVGX vs. CISIX

Last updated Jun 24, 2026

CWVGX (Calvert International Equity Fund) and CISIX (Calvert US Large-Cap Core Responsible Index Fund) are both mutual funds - CWVGX is a Foreign Large Cap Equities fund managed by Calvert Research and Management, while CISIX is a Large Cap Blend Equities fund managed by Calvert Research and Management. Over the past 10 years, CWVGX returned 9.14%/yr vs 15.95%/yr for CISIX. A 0.69 correlation means they provide meaningful diversification when combined. CWVGX charges 1.14%/yr vs 0.24%/yr for CISIX.

Performance

CWVGX vs. CISIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Calvert International Equity Fund (CWVGX) and Calvert US Large-Cap Core Responsible Index Fund (CISIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CWVGX achieves a 8.77% return, which is significantly lower than CISIX's 12.08% return. Over the past 10 years, CWVGX has underperformed CISIX with an annualized return of 9.14%, while CISIX has yielded a comparatively higher 15.95% annualized return.

CWVGX

• 1D: -0.11%
• 1M: 4.22%
• YTD: 8.77%
• 6M: 8.38%
• 1Y: 17.21%
• 3Y*: 10.57%
• 5Y*: 4.88%
• 10Y*: 9.14%

CISIX

• 1D: -0.19%
• 1M: 1.67%
• YTD: 12.08%
• 6M: 11.13%
• 1Y: 28.10%
• 3Y*: 21.41%
• 5Y*: 12.49%
• 10Y*: 15.95%

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

CWVGX vs. CISIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CWVGX Calvert International Equity Fund	8.77%	19.34%	1.20%	15.35%	-19.21%	12.10%	17.65%	30.69%	-11.48%	21.25%
CISIX Calvert US Large-Cap Core Responsible Index Fund	12.08%	15.90%	24.14%	27.27%	-21.68%	25.63%	26.12%	32.81%	-4.08%	21.18%

Correlation

The correlation between CWVGX and CISIX is 0.78, 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	0.78
Correlation (3Y) Calculated over the trailing 3-year period	0.72
Correlation (5Y) Calculated over the trailing 5-year period	0.76
Correlation (10Y) Calculated over the trailing 10-year period	0.76
Correlation (All Time) Calculated using the full available price history since Jun 30, 2000	0.69

The correlation between CWVGX and CISIX has been stable across timeframes, ranging from 0.69 to 0.78 - a consistent structural relationship.

Return for Risk

CWVGX vs. CISIX — Risk / Return Rank

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

CWVGX

CWVGX Risk / Return Rank: 19
CWVGX Sharpe Ratio Rank: 19
CWVGX Sortino Ratio Rank: 19
CWVGX Omega Ratio Rank: 19
CWVGX Calmar Ratio Rank: 16
CWVGX Martin Ratio Rank: 20

CISIX

CISIX Risk / Return Rank: 68
CISIX Sharpe Ratio Rank: 70
CISIX Sortino Ratio Rank: 64
CISIX Omega Ratio Rank: 62
CISIX Calmar Ratio Rank: 68
CISIX Martin Ratio Rank: 78

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.

CWVGX vs. CISIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Calvert International Equity Fund (CWVGX) and Calvert US Large-Cap Core Responsible Index Fund (CISIX). 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.

	CWVGX	CISIX	Difference
Sharpe ratio: Return per unit of total volatility	1.13	2.24	-1.11
Sortino ratio: Return per unit of downside risk	1.69	3.06	-1.37
Omega ratio: Gain probability vs. loss probability	1.21	1.40	-0.19
Calmar ratio: Return relative to maximum drawdown	1.32	3.02	-1.70
Martin ratio: Return relative to average drawdown	4.65	13.63	-8.98

CWVGX vs. CISIX - Sharpe Ratio Comparison

The current CWVGX Sharpe Ratio is 1.13, which is lower than the CISIX Sharpe Ratio of 2.24. The chart below compares the historical Sharpe Ratios of CWVGX and CISIX, 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

CWVGX vs. CISIX - Drawdown Comparison

The maximum CWVGX drawdown since its inception was -65.15%, which is greater than CISIX's maximum drawdown of -59.36%. Use the drawdown chart below to compare losses from any high point for CWVGX and CISIX.

Drawdown Indicators

	CWVGX	CISIX	Difference
Max Drawdown Largest peak-to-trough decline	-65.15%	-59.36%	-5.79%
Max Drawdown (1Y) Largest decline over 1 year	-13.90%	-9.72%	-4.18%
Max Drawdown (3Y) Largest decline over 3 years	-16.45%	-19.94%	+3.49%
Max Drawdown (5Y) Largest decline over 5 years	-33.26%	-27.37%	-5.89%
Max Drawdown (10Y) Largest decline over 10 years	-33.26%	-32.82%	-0.44%
Current Drawdown Current decline from peak	-0.11%	-0.90%	+0.79%
Average Drawdown Average peak-to-trough decline	-20.96%	-14.26%	-6.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.95%	2.15%	+1.80%

Volatility

CWVGX vs. CISIX - Volatility Comparison

Calvert International Equity Fund (CWVGX) and Calvert US Large-Cap Core Responsible Index Fund (CISIX) have volatilities of 4.76% and 4.93%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CWVGX	CISIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.76%	4.93%	-0.17%
Volatility (6M) Calculated over the trailing 6-month period	13.40%	10.50%	+2.90%
Volatility (1Y) Calculated over the trailing 1-year period	16.29%	13.16%	+3.13%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.96%	17.88%	-0.92%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.97%	18.62%	-1.65%

CWVGX vs. CISIX - Expense Ratio Comparison

CWVGX has a 1.14% expense ratio, which is higher than CISIX's 0.24% expense ratio.

Dividends

CWVGX vs. CISIX - Dividend Comparison

CWVGX's dividend yield for the trailing twelve months is around 5.29%, more than CISIX's 4.81% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CISIX Calvert US Large-Cap Core Responsible Index Fund	4.81%	5.39%	1.77%	1.02%	1.17%	1.02%	0.94%	1.14%	4.33%	2.41%	3.77%	7.62%
CWVGX Calvert International Equity Fund	5.29%	5.75%	1.16%	0.80%	2.43%	6.54%	0.19%	0.97%	1.16%	1.47%	2.74%	0.90%

Frequently Asked Questions

Can I hold both CWVGX and CISIX in my portfolio?

CWVGX and CISIX have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CWVGX or CISIX?

CISIX has higher volatility (4.93%) compared to CWVGX (4.76%). In terms of maximum drawdown, CWVGX dropped -65.15% vs CISIX's -59.36%.

Which has better risk-adjusted returns?

CISIX currently has the higher Sharpe Ratio (2.24 vs 1.13), 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.