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CSGIX vs. VFSNX
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Performance

CSGIX vs. VFSNX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Calamos International Small Cap Growth Fund (CSGIX) and Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares (VFSNX). The values are adjusted to include any dividend payments, if applicable.

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CSGIX vs. VFSNX - Yearly Performance Comparison


2026 (YTD)2025202420232022
CSGIX
Calamos International Small Cap Growth Fund
2.83%15.11%10.21%13.62%-20.14%
VFSNX
Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares
-1.08%29.97%2.63%15.18%-15.05%

Returns By Period

In the year-to-date period, CSGIX achieves a 2.83% return, which is significantly higher than VFSNX's -1.08% return.


CSGIX

1D
-1.69%
1M
-13.68%
YTD
2.83%
6M
-5.44%
1Y
23.73%
3Y*
12.84%
5Y*
10Y*

VFSNX

1D
-0.56%
1M
-11.47%
YTD
-1.08%
6M
1.46%
1Y
26.81%
3Y*
12.77%
5Y*
5.20%
10Y*
7.33%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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CSGIX vs. VFSNX - Expense Ratio Comparison

CSGIX has a 2.67% expense ratio, which is higher than VFSNX's 0.11% expense ratio.


Return for Risk

CSGIX vs. VFSNX — Risk / Return Rank

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

CSGIX
CSGIX Risk / Return Rank: 5959
Overall Rank
CSGIX Sharpe Ratio Rank: 6969
Sharpe Ratio Rank
CSGIX Sortino Ratio Rank: 6363
Sortino Ratio Rank
CSGIX Omega Ratio Rank: 5757
Omega Ratio Rank
CSGIX Calmar Ratio Rank: 6666
Calmar Ratio Rank
CSGIX Martin Ratio Rank: 4040
Martin Ratio Rank

VFSNX
VFSNX Risk / Return Rank: 8585
Overall Rank
VFSNX Sharpe Ratio Rank: 8888
Sharpe Ratio Rank
VFSNX Sortino Ratio Rank: 8686
Sortino Ratio Rank
VFSNX Omega Ratio Rank: 8585
Omega Ratio Rank
VFSNX Calmar Ratio Rank: 8484
Calmar Ratio Rank
VFSNX Martin Ratio Rank: 8383
Martin Ratio Rank
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.

CSGIX vs. VFSNX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Calamos International Small Cap Growth Fund (CSGIX) and Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares (VFSNX). 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.


CSGIXVFSNXDifference

Sharpe ratio

Return per unit of total volatility

1.24

1.78

-0.55

Sortino ratio

Return per unit of downside risk

1.65

2.29

-0.65

Omega ratio

Gain probability vs. loss probability

1.23

1.35

-0.12

Calmar ratio

Return relative to maximum drawdown

1.54

2.09

-0.56

Martin ratio

Return relative to average drawdown

4.20

8.39

-4.19

CSGIX vs. VFSNX - Sharpe Ratio Comparison

The current CSGIX Sharpe Ratio is 1.24, which is lower than the VFSNX Sharpe Ratio of 1.78. The chart below compares the historical Sharpe Ratios of CSGIX and VFSNX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


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Sharpe Ratios by Period


CSGIXVFSNXDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.24

1.78

-0.55

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.35

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.47

Sharpe Ratio (All Time)

Calculated using the full available price history

0.25

0.55

-0.30

Correlation

The correlation between CSGIX and VFSNX is 0.87, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.


Dividends

CSGIX vs. VFSNX - Dividend Comparison

CSGIX's dividend yield for the trailing twelve months is around 1.19%, less than VFSNX's 3.40% yield.


TTM20252024202320222021202020192018201720162015
CSGIX
Calamos International Small Cap Growth Fund
1.19%1.22%0.00%0.00%0.71%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
VFSNX
Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares
3.40%3.36%3.41%3.11%2.26%2.70%1.90%3.25%2.81%2.85%2.93%2.69%

Drawdowns

CSGIX vs. VFSNX - Drawdown Comparison

The maximum CSGIX drawdown since its inception was -26.50%, smaller than the maximum VFSNX drawdown of -43.65%. Use the drawdown chart below to compare losses from any high point for CSGIX and VFSNX.


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Drawdown Indicators


CSGIXVFSNXDifference

Max Drawdown

Largest peak-to-trough decline

-26.50%

-43.65%

+17.15%

Max Drawdown (1Y)

Largest decline over 1 year

-13.68%

-11.47%

-2.21%

Max Drawdown (5Y)

Largest decline over 5 years

-33.75%

Max Drawdown (10Y)

Largest decline over 10 years

-43.65%

Current Drawdown

Current decline from peak

-13.68%

-11.47%

-2.21%

Average Drawdown

Average peak-to-trough decline

-10.62%

-9.56%

-1.06%

Ulcer Index

Depth and duration of drawdowns from previous peaks

5.01%

2.86%

+2.15%

Volatility

CSGIX vs. VFSNX - Volatility Comparison

Calamos International Small Cap Growth Fund (CSGIX) has a higher volatility of 8.69% compared to Vanguard FTSE All-World ex-US Small-Cap Index Fund Institutional Shares (VFSNX) at 6.02%. This indicates that CSGIX's price experiences larger fluctuations and is considered to be riskier than VFSNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


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Volatility by Period


CSGIXVFSNXDifference

Volatility (1M)

Calculated over the trailing 1-month period

8.69%

6.02%

+2.67%

Volatility (6M)

Calculated over the trailing 6-month period

13.97%

9.85%

+4.12%

Volatility (1Y)

Calculated over the trailing 1-year period

18.46%

14.43%

+4.03%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

17.05%

14.85%

+2.20%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

17.05%

15.66%

+1.39%