PRASX vs. IASMX
PRASX (T. Rowe Price New Asia Fund) and IASMX (Guinness Atkinson Asia Focus Fund) are both Asia Pacific Equities funds. Over the past 10 years, PRASX returned 10.37%/yr vs 9.32%/yr for IASMX. Their correlation of 0.82 suggests significant overlap in exposure. PRASX charges 0.99%/yr vs 1.98%/yr for IASMX.
Performance
PRASX vs. IASMX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, PRASX achieves a 32.48% return, which is significantly higher than IASMX's 18.07% return. Over the past 10 years, PRASX has outperformed IASMX with an annualized return of 10.37%, while IASMX has yielded a comparatively lower 9.32% annualized return.
PRASX
- 1D
- 0.76%
- 1M
- 9.54%
- YTD
- 32.48%
- 6M
- 34.20%
- 1Y
- 57.12%
- 3Y*
- 21.34%
- 5Y*
- 4.94%
- 10Y*
- 10.37%
IASMX
- 1D
- -0.68%
- 1M
- 3.36%
- YTD
- 18.07%
- 6M
- 19.23%
- 1Y
- 37.47%
- 3Y*
- 17.59%
- 5Y*
- 2.30%
- 10Y*
- 9.32%
PRASX vs. IASMX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PRASX T. Rowe Price New Asia Fund | 32.48% | 26.60% | 6.97% | 0.83% | -22.60% | -4.33% | 29.56% | 26.75% | -15.13% | 40.64% |
IASMX Guinness Atkinson Asia Focus Fund | 18.07% | 29.64% | 4.38% | 5.95% | -28.04% | -6.46% | 26.02% | 29.32% | -17.58% | 47.12% |
Correlation
The correlation between PRASX and IASMX is 0.81, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.81 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.83 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.87 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.88 |
Correlation (All Time) Calculated using the full available price history since Apr 29, 1996 | 0.82 |
The correlation between PRASX and IASMX has been stable across timeframes, ranging from 0.81 to 0.88 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
PRASX vs. IASMX — Risk / Return Rank
PRASX
IASMX
PRASX vs. IASMX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price New Asia Fund (PRASX) and Guinness Atkinson Asia Focus Fund (IASMX). 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.
| PRASX | IASMX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.49 | ||
| Sortino ratioReturn per unit of downside risk | +0.35 | ||
| Omega ratioGain probability vs. loss probability | 1.50 | 1.37 | +0.13 |
| Calmar ratioReturn relative to maximum drawdown | 3.96 | 3.80 | +0.17 |
| Martin ratioReturn relative to average drawdown | 14.70 | 11.51 | +3.19 |
Loading charts...
Drawdowns
PRASX vs. IASMX - Drawdown Comparison
The maximum PRASX drawdown since its inception was -70.53%, smaller than the maximum IASMX drawdown of -76.53%. Use the drawdown chart below to compare losses from any high point for PRASX and IASMX.
Loading charts...
Drawdown Indicators
| PRASX | IASMX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -70.53% | -76.53% | +6.00% |
Max Drawdown (1Y)Largest decline over 1 year | -14.39% | -10.00% | -4.39% |
Max Drawdown (3Y)Largest decline over 3 years | -18.34% | -19.62% | +1.28% |
Max Drawdown (5Y)Largest decline over 5 years | -41.56% | -46.57% | +5.01% |
Max Drawdown (10Y)Largest decline over 10 years | -45.07% | -52.51% | +7.44% |
Current DrawdownCurrent decline from peak | 0.00% | -2.08% | +2.08% |
Average DrawdownAverage peak-to-trough decline | -18.50% | -33.16% | +14.66% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.87% | 3.29% | +0.58% |
Volatility
PRASX vs. IASMX - Volatility Comparison
T. Rowe Price New Asia Fund (PRASX) has a higher volatility of 11.93% compared to Guinness Atkinson Asia Focus Fund (IASMX) at 7.59%. This indicates that PRASX's price experiences larger fluctuations and is considered to be riskier than IASMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| PRASX | IASMX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.93% | 7.59% | +4.34% |
Volatility (6M)Calculated over the trailing 6-month period | 19.50% | 14.45% | +5.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.91% | 17.96% | +3.95% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.61% | 21.54% | -1.93% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.59% | 20.83% | -2.24% |
PRASX vs. IASMX - Expense Ratio Comparison
PRASX has a 0.99% expense ratio, which is lower than IASMX's 1.98% expense ratio.
Dividends
PRASX vs. IASMX - Dividend Comparison
PRASX's dividend yield for the trailing twelve months is around 0.47%, less than IASMX's 5.86% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IASMX Guinness Atkinson Asia Focus Fund | 5.86% | 6.92% | 1.51% | 1.16% | 3.40% | 9.14% | 5.78% | 6.61% | 12.82% | 0.90% | 1.44% | 1.18% |
PRASX T. Rowe Price New Asia Fund | 0.47% | 0.62% | 1.05% | 1.77% | 1.96% | 14.22% | 0.46% | 0.77% | 7.23% | 9.15% | 0.46% | 1.31% |
Frequently Asked Questions
PRASX and IASMX have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PRASX has higher volatility (11.93%) compared to IASMX (7.59%). In terms of maximum drawdown, PRASX dropped -70.53% vs IASMX's -76.53%.
PRASX currently has the higher Sharpe Ratio (2.61 vs 2.12), 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.
Find the right allocation for PRASX and IASMX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer