PRIDX vs. ARHBX

Last updated Aug 1, 2026

PRIDX (T. Rowe Price International Discovery Fund) and ARHBX (Artisan International Explorer Fund) are both Foreign Small & Mid Cap Equities funds. Over the past 3 years, PRIDX returned 13.35%/yr vs 19.00%/yr for ARHBX. Their 0.78 correlation means they have sometimes moved together and sometimes differently. PRIDX charges 1.23%/yr vs 1.35%/yr for ARHBX.

Performance

PRIDX vs. ARHBX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price International Discovery Fund (PRIDX) and Artisan International Explorer Fund (ARHBX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRIDX achieves a 9.53% return, which is significantly lower than ARHBX's 24.77% return.

PRIDX

• 1D: 2.40%
• 1M: 0.62%
• 6M: 3.95%
• YTD: 9.53%
• 1Y: 19.81%
• 3Y*: 13.35%
• 5Y*: 1.63%
• 10Y*: 8.91%
• ALL TIME*: 9.76%

ARHBX

• 1D: 1.31%
• 1M: 3.70%
• 6M: 18.67%
• YTD: 24.77%
• 1Y: 27.98%
• 3Y*: 19.00%
• 5Y*: —
• 10Y*: —
• ALL TIME*: 16.18%

*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)
ARHBX Artisan International Explorer Fund	$0.00	$0.00	$0.00
PRIDX T. Rowe Price International Discovery Fund	$0.00	$0.00	$0.00

PRIDX vs. ARHBX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
PRIDX T. Rowe Price International Discovery Fund	9.53%	25.53%	3.65%	13.19%	-3.11%
ARHBX Artisan International Explorer Fund	24.77%	18.32%	8.34%	20.65%	-2.64%

Correlation

The correlation between PRIDX and ARHBX is 0.71, 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.	0.71
Correlation (3Y) Balances recent behavior with more history.	0.75
Correlation (All Time) Calculated using the full available price history since May 16, 2022	0.78

The correlation between PRIDX and ARHBX has been stable across timeframes, ranging from 0.71 to 0.78 - a consistent structural relationship.

Return for Risk

PRIDX vs. ARHBX — Risk / Return Rank

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

PRIDX

PRIDX Risk / Return Rank: 41
PRIDX Sharpe Ratio Rank: 46
PRIDX Sortino Ratio Rank: 46
PRIDX Omega Ratio Rank: 46
PRIDX Calmar Ratio Rank: 34
PRIDX Martin Ratio Rank: 36

ARHBX

ARHBX Risk / Return Rank: 72
ARHBX Sharpe Ratio Rank: 71
ARHBX Sortino Ratio Rank: 70
ARHBX Omega Ratio Rank: 70
ARHBX Calmar Ratio Rank: 85
ARHBX Martin Ratio Rank: 61

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.

PRIDX vs. ARHBX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price International Discovery Fund (PRIDX) and Artisan International Explorer Fund (ARHBX). 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.

	PRIDX	ARHBX	Difference
Sharpe ratio: Return per unit of total volatility	1.25	1.65	-0.40
Sortino ratio: Return per unit of downside risk	1.82	2.38	-0.56
Omega ratio: Gain probability vs. loss probability	1.23	1.30	-0.07
Calmar ratio: Return relative to maximum drawdown	1.42	2.91	-1.48
Martin ratio: Return relative to average drawdown	5.12	7.83	-2.71

PRIDX vs. ARHBX - Sharpe Ratio Comparison

The current PRIDX Sharpe Ratio is 1.25, which is comparable to the ARHBX Sharpe Ratio of 1.65. The chart below compares the historical Sharpe Ratios of PRIDX and ARHBX, 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

PRIDX vs. ARHBX - Drawdown Comparison

The maximum PRIDX drawdown since its inception was -65.01%, which is greater than ARHBX's maximum drawdown of -18.10%. Use the drawdown chart below to compare losses from any high point for PRIDX and ARHBX.

Drawdown Indicators

	PRIDX	ARHBX	Difference
Max Drawdown Largest peak-to-trough decline	-65.01%	-18.10%	-46.91%
Max Drawdown (1Y) Largest decline over 1 year	-13.50%	-9.51%	-3.99%
Max Drawdown (3Y) Largest decline over 3 years	-15.86%	-11.79%	-4.07%
Max Drawdown (5Y) Largest decline over 5 years	-43.86%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-43.86%	—	—
Current Drawdown Current decline from peak	-0.94%	-0.85%	-0.09%
Average Drawdown Average peak-to-trough decline	-16.30%	-3.53%	-12.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.74%	3.53%	+0.21%

Volatility

PRIDX vs. ARHBX - Volatility Comparison

T. Rowe Price International Discovery Fund (PRIDX) and Artisan International Explorer Fund (ARHBX) have volatilities of 5.29% and 5.24%, 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

	PRIDX	ARHBX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.29%	5.24%	+0.05%
Volatility (6M) Calculated over the trailing 6-month period	13.32%	15.14%	-1.82%
Volatility (1Y) Calculated over the trailing 1-year period	15.43%	16.85%	-1.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.90%	14.77%	+2.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.55%	14.77%	+1.78%

PRIDX vs. ARHBX - Expense Ratio Comparison

PRIDX has a 1.23% expense ratio, which is lower than ARHBX's 1.35% expense ratio.

Dividends

PRIDX vs. ARHBX - Dividend Comparison

PRIDX's dividend yield for the trailing twelve months is around 4.46%, less than ARHBX's 5.96% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARHBX Artisan International Explorer Fund	5.96%	7.44%	4.86%	1.97%	0.16%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
PRIDX T. Rowe Price International Discovery Fund	4.46%	4.88%	4.03%	2.05%	3.18%	15.35%	4.30%	1.48%	6.20%	3.11%	1.81%	5.00%

Frequently Asked Questions

Can I hold both PRIDX and ARHBX in my portfolio?

PRIDX and ARHBX have a correlation of 0.71, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PRIDX or ARHBX?

PRIDX has higher volatility (5.29%) compared to ARHBX (5.24%). In terms of maximum drawdown, PRIDX dropped -65.01% vs ARHBX's -18.10%.

Which has better risk-adjusted returns?

ARHBX currently has the higher Sharpe Ratio (1.65 vs 1.25), 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.