NAESX vs. FSOPX
Compare and contrast key facts about Vanguard Small Cap Index Fund (NAESX) and Fidelity Series Small Cap Opportunities Fund (FSOPX).
NAESX is managed by Vanguard. It was launched on Oct 3, 1960. FSOPX is managed by Fidelity. It was launched on Mar 22, 2007.
Performance
NAESX vs. FSOPX - Performance Comparison
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NAESX vs. FSOPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
NAESX Vanguard Small Cap Index Fund | 1.87% | 8.71% | 12.83% | 19.35% | -17.71% | 17.60% | 18.92% | 27.22% | -9.44% | 16.10% |
FSOPX Fidelity Series Small Cap Opportunities Fund | 4.69% | 15.81% | 15.31% | 20.38% | -17.82% | 23.39% | 17.03% | 29.92% | -8.12% | 11.10% |
Returns By Period
In the year-to-date period, NAESX achieves a 1.87% return, which is significantly lower than FSOPX's 4.69% return. Over the past 10 years, NAESX has underperformed FSOPX with an annualized return of 10.36%, while FSOPX has yielded a comparatively higher 11.92% annualized return.
NAESX
- 1D
- 3.15%
- 1M
- -5.71%
- YTD
- 1.87%
- 6M
- 3.35%
- 1Y
- 19.14%
- 3Y*
- 12.87%
- 5Y*
- 5.21%
- 10Y*
- 10.36%
FSOPX
- 1D
- 3.79%
- 1M
- -5.19%
- YTD
- 4.69%
- 6M
- 10.60%
- 1Y
- 32.66%
- 3Y*
- 17.07%
- 5Y*
- 8.69%
- 10Y*
- 11.92%
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NAESX vs. FSOPX - Expense Ratio Comparison
NAESX has a 0.17% expense ratio, which is higher than FSOPX's 0.00% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
NAESX vs. FSOPX — Risk / Return Rank
NAESX
FSOPX
NAESX vs. FSOPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Small Cap Index Fund (NAESX) and Fidelity Series Small Cap Opportunities Fund (FSOPX). 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.
| NAESX | FSOPX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.90 | 1.48 | -0.58 |
Sortino ratioReturn per unit of downside risk | 1.40 | 2.13 | -0.73 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.28 | -0.10 |
Calmar ratioReturn relative to maximum drawdown | 1.37 | 2.35 | -0.98 |
Martin ratioReturn relative to average drawdown | 5.90 | 10.03 | -4.13 |
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
| NAESX | FSOPX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.90 | 1.48 | -0.58 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.25 | 0.40 | -0.15 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.48 | 0.55 | -0.06 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.42 | 0.36 | +0.06 |
Correlation
The correlation between NAESX and FSOPX is 0.98, 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
NAESX vs. FSOPX - Dividend Comparison
NAESX's dividend yield for the trailing twelve months is around 1.21%, less than FSOPX's 4.22% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NAESX Vanguard Small Cap Index Fund | 1.21% | 1.22% | 1.19% | 1.43% | 1.41% | 1.12% | 1.05% | 1.27% | 1.53% | 1.24% | 1.39% | 1.35% |
FSOPX Fidelity Series Small Cap Opportunities Fund | 4.22% | 4.41% | 9.41% | 0.98% | 5.16% | 30.85% | 2.01% | 6.67% | 13.99% | 10.31% | 0.69% | 5.93% |
Drawdowns
NAESX vs. FSOPX - Drawdown Comparison
The maximum NAESX drawdown since its inception was -59.77%, roughly equal to the maximum FSOPX drawdown of -61.75%. Use the drawdown chart below to compare losses from any high point for NAESX and FSOPX.
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Drawdown Indicators
| NAESX | FSOPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -59.77% | -61.75% | +1.98% |
Max Drawdown (1Y)Largest decline over 1 year | -14.30% | -13.87% | -0.43% |
Max Drawdown (5Y)Largest decline over 5 years | -28.19% | -30.06% | +1.87% |
Max Drawdown (10Y)Largest decline over 10 years | -41.82% | -39.15% | -2.67% |
Current DrawdownCurrent decline from peak | -6.12% | -6.29% | +0.17% |
Average DrawdownAverage peak-to-trough decline | -11.86% | -10.45% | -1.41% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.32% | 3.25% | +0.07% |
Volatility
NAESX vs. FSOPX - Volatility Comparison
The current volatility for Vanguard Small Cap Index Fund (NAESX) is 6.82%, while Fidelity Series Small Cap Opportunities Fund (FSOPX) has a volatility of 8.00%. This indicates that NAESX experiences smaller price fluctuations and is considered to be less risky than FSOPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| NAESX | FSOPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.82% | 8.00% | -1.18% |
Volatility (6M)Calculated over the trailing 6-month period | 12.61% | 13.55% | -0.94% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.80% | 22.47% | -0.67% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.74% | 21.70% | -0.96% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.58% | 21.93% | -0.35% |