FSTSX vs. WISIX
Compare and contrast key facts about Fidelity Series International Small Cap Fund (FSTSX) and William Blair International Small Cap Growth Fund (WISIX).
FSTSX is managed by Fidelity. It was launched on Dec 3, 2009. WISIX is managed by William Blair. It was launched on Oct 31, 2005.
Performance
FSTSX vs. WISIX - Performance Comparison
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FSTSX vs. WISIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FSTSX Fidelity Series International Small Cap Fund | -4.92% | 27.49% | 4.97% | 18.36% | -26.25% | 18.29% | 19.61% | 28.24% | -13.19% | 34.44% |
WISIX William Blair International Small Cap Growth Fund | -3.63% | 15.31% | 0.80% | 14.72% | -34.99% | 11.01% | 29.09% | 34.22% | -24.27% | 32.71% |
Returns By Period
In the year-to-date period, FSTSX achieves a -4.92% return, which is significantly lower than WISIX's -3.63% return. Over the past 10 years, FSTSX has outperformed WISIX with an annualized return of 8.86%, while WISIX has yielded a comparatively lower 4.74% annualized return.
FSTSX
- 1D
- -0.18%
- 1M
- -11.22%
- YTD
- -4.92%
- 6M
- -3.31%
- 1Y
- 17.66%
- 3Y*
- 11.76%
- 5Y*
- 5.42%
- 10Y*
- 8.86%
WISIX
- 1D
- -1.60%
- 1M
- -10.09%
- YTD
- -3.63%
- 6M
- -5.31%
- 1Y
- 9.96%
- 3Y*
- 6.21%
- 5Y*
- -1.02%
- 10Y*
- 4.74%
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FSTSX vs. WISIX - Expense Ratio Comparison
FSTSX has a 0.03% expense ratio, which is lower than WISIX's 1.23% expense ratio.
Return for Risk
FSTSX vs. WISIX — Risk / Return Rank
FSTSX
WISIX
FSTSX vs. WISIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Series International Small Cap Fund (FSTSX) and William Blair International Small Cap Growth Fund (WISIX). 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.
| FSTSX | WISIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.05 | 0.56 | +0.49 |
Sortino ratioReturn per unit of downside risk | 1.48 | 0.83 | +0.65 |
Omega ratioGain probability vs. loss probability | 1.21 | 1.12 | +0.09 |
Calmar ratioReturn relative to maximum drawdown | 1.30 | 0.66 | +0.64 |
Martin ratioReturn relative to average drawdown | 4.56 | 2.01 | +2.56 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| FSTSX | WISIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.05 | 0.56 | +0.49 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.33 | -0.06 | +0.39 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.56 | 0.28 | +0.29 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.58 | 0.31 | +0.27 |
Correlation
The correlation between FSTSX and WISIX is 0.89, 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
FSTSX vs. WISIX - Dividend Comparison
FSTSX's dividend yield for the trailing twelve months is around 16.03%, more than WISIX's 0.63% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FSTSX Fidelity Series International Small Cap Fund | 16.03% | 15.24% | 10.22% | 3.34% | 6.38% | 13.22% | 0.81% | 4.27% | 10.99% | 6.30% | 4.01% | 7.32% |
WISIX William Blair International Small Cap Growth Fund | 0.63% | 0.61% | 1.78% | 0.88% | 0.21% | 16.20% | 2.09% | 0.31% | 13.84% | 9.94% | 0.36% | 2.31% |
Drawdowns
FSTSX vs. WISIX - Drawdown Comparison
The maximum FSTSX drawdown since its inception was -38.91%, smaller than the maximum WISIX drawdown of -64.84%. Use the drawdown chart below to compare losses from any high point for FSTSX and WISIX.
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Drawdown Indicators
| FSTSX | WISIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.91% | -64.84% | +25.93% |
Max Drawdown (1Y)Largest decline over 1 year | -11.22% | -10.09% | -1.13% |
Max Drawdown (5Y)Largest decline over 5 years | -38.91% | -47.76% | +8.85% |
Max Drawdown (10Y)Largest decline over 10 years | -38.91% | -47.76% | +8.85% |
Current DrawdownCurrent decline from peak | -11.22% | -22.75% | +11.53% |
Average DrawdownAverage peak-to-trough decline | -7.95% | -16.60% | +8.65% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.19% | 3.67% | -0.48% |
Volatility
FSTSX vs. WISIX - Volatility Comparison
Fidelity Series International Small Cap Fund (FSTSX) and William Blair International Small Cap Growth Fund (WISIX) have volatilities of 6.05% and 6.00%, 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.
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Volatility by Period
| FSTSX | WISIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.05% | 6.00% | +0.05% |
Volatility (6M)Calculated over the trailing 6-month period | 9.68% | 9.88% | -0.20% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.21% | 15.08% | +0.13% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.26% | 17.21% | -0.95% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.80% | 17.23% | -1.43% |