ARHBX vs. CSGIX

Last updated Jun 4, 2026

ARHBX (Artisan International Explorer Fund) and CSGIX (Calamos International Small Cap Growth Fund) are both Foreign Small & Mid Cap Equities funds. Over the past 3 years, ARHBX returned 19.75%/yr vs 24.69%/yr for CSGIX. A 0.72 correlation means they provide meaningful diversification when combined. ARHBX charges 1.35%/yr vs 2.67%/yr for CSGIX.

Performance

ARHBX vs. CSGIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Artisan International Explorer Fund (ARHBX) and Calamos International Small Cap Growth Fund (CSGIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ARHBX achieves a 25.31% return, which is significantly lower than CSGIX's 35.70% return.

ARHBX

• 1D: 0.31%
• 1M: 9.22%
• YTD: 25.31%
• 6M: 28.07%
• 1Y: 29.96%
• 3Y*: 19.75%
• 5Y*: —
• 10Y*: —

CSGIX

• 1D: -0.97%
• 1M: 7.21%
• YTD: 35.70%
• 6M: 38.48%
• 1Y: 36.65%
• 3Y*: 24.69%
• 5Y*: —
• 10Y*: —

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

ARHBX vs. CSGIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
ARHBX Artisan International Explorer Fund	25.31%	18.32%	8.34%	20.65%	-2.64%
CSGIX Calamos International Small Cap Growth Fund	35.70%	15.11%	10.21%	13.62%	-5.93%

Correlation

The correlation between ARHBX and CSGIX is 0.61, 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	0.61
Correlation (3Y) Calculated over the trailing 3-year period	0.67
Correlation (All Time) Calculated using the full available price history since May 17, 2022	0.72

The correlation between ARHBX and CSGIX shifts across timeframes, from 0.61 (1 year) to 0.72 (all time), reflecting how their relationship changes across market environments.

Return for Risk

ARHBX vs. CSGIX — Risk / Return Rank

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

ARHBX

ARHBX Risk / Return Rank: 49
ARHBX Sharpe Ratio Rank: 46
ARHBX Sortino Ratio Rank: 46
ARHBX Omega Ratio Rank: 45
ARHBX Calmar Ratio Rank: 66
ARHBX Martin Ratio Rank: 43

CSGIX

CSGIX Risk / Return Rank: 39
CSGIX Sharpe Ratio Rank: 40
CSGIX Sortino Ratio Rank: 37
CSGIX Omega Ratio Rank: 39
CSGIX Calmar Ratio Rank: 48
CSGIX Martin Ratio Rank: 31

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.

ARHBX vs. CSGIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Artisan International Explorer Fund (ARHBX) and Calamos International Small Cap Growth Fund (CSGIX). 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.

	ARHBX	CSGIX	Difference
Sharpe ratio: Return per unit of total volatility	2.00	1.85	+0.15
Sortino ratio: Return per unit of downside risk	2.86	2.54	+0.32
Omega ratio: Gain probability vs. loss probability	1.37	1.34	+0.03
Calmar ratio: Return relative to maximum drawdown	3.13	2.64	+0.49
Martin ratio: Return relative to average drawdown	9.07	7.04	+2.03
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ARHBX vs. CSGIX - Sharpe Ratio Comparison

The current ARHBX Sharpe Ratio is 2.00, which is comparable to the CSGIX Sharpe Ratio of 1.85. The chart below compares the historical Sharpe Ratios of ARHBX and CSGIX, 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

	ARHBX	CSGIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.00	1.85	+0.15
Sharpe Ratio (All Time) Calculated using the full available price history	1.19	0.64	+0.54

Drawdowns

ARHBX vs. CSGIX - Drawdown Comparison

The maximum ARHBX drawdown since its inception was -18.10%, smaller than the maximum CSGIX drawdown of -26.50%. Use the drawdown chart below to compare losses from any high point for ARHBX and CSGIX.

Drawdown Indicators

	ARHBX	CSGIX	Difference
Max Drawdown Largest peak-to-trough decline	-18.10%	-26.50%	+8.40%
Max Drawdown (1Y) Largest decline over 1 year	-9.51%	-13.68%	+4.17%
Max Drawdown (3Y) Largest decline over 3 years	-14.20%	-20.13%	+5.93%
Current Drawdown Current decline from peak	0.00%	-2.05%	+2.05%
Average Drawdown Average peak-to-trough decline	-3.53%	-10.25%	+6.72%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.27%	5.12%	-1.85%

Volatility

ARHBX vs. CSGIX - Volatility Comparison

The current volatility for Artisan International Explorer Fund (ARHBX) is 6.46%, while Calamos International Small Cap Growth Fund (CSGIX) has a volatility of 7.90%. This indicates that ARHBX experiences smaller price fluctuations and is considered to be less risky than CSGIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ARHBX	CSGIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.46%	7.90%	-1.44%
Volatility (6M) Calculated over the trailing 6-month period	12.86%	16.77%	-3.91%
Volatility (1Y) Calculated over the trailing 1-year period	14.86%	19.55%	-4.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.43%	17.66%	-3.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.43%	17.66%	-3.23%

ARHBX vs. CSGIX - Expense Ratio Comparison

ARHBX has a 1.35% expense ratio, which is lower than CSGIX's 2.67% expense ratio.

Dividends

ARHBX vs. CSGIX - Dividend Comparison

ARHBX's dividend yield for the trailing twelve months is around 5.94%, more than CSGIX's 0.90% yield.

Position	TTM	2025	2024	2023	2022
ARHBX Artisan International Explorer Fund	5.94%	7.44%	4.86%	1.97%	0.16%
CSGIX Calamos International Small Cap Growth Fund	0.90%	1.22%	0.00%	0.00%	0.71%

Frequently Asked Questions

Can I hold both ARHBX and CSGIX in my portfolio?

ARHBX and CSGIX have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ARHBX or CSGIX?

CSGIX has higher volatility (7.90%) compared to ARHBX (6.46%). In terms of maximum drawdown, ARHBX dropped -18.10% vs CSGIX's -26.50%.

Which has better risk-adjusted returns?

ARHBX currently has the higher Sharpe Ratio (2.00 vs 1.85), 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.