VSIAX vs. FJACX
VSIAX (Vanguard Small-Cap Value Index Fund Admiral Shares) and FJACX (Fidelity Series Small Cap Discovery Fund) are both mutual funds - VSIAX is a Small Cap Value Equities fund managed by Vanguard, while FJACX is a Small Cap Blend Equities fund managed by Fidelity. Over the past 10 years, VSIAX returned 10.56%/yr vs 10.66%/yr for FJACX. With a 0.95 correlation, they move nearly in lockstep. VSIAX charges 0.07%/yr vs 0.00%/yr for FJACX.
Performance
VSIAX vs. FJACX - Performance Comparison
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Returns By Period
In the year-to-date period, VSIAX achieves a 12.06% return, which is significantly lower than FJACX's 14.74% return. Both investments have delivered pretty close results over the past 10 years, with VSIAX having a 10.56% annualized return and FJACX not far ahead at 10.66%.
VSIAX
- 1D
- 0.86%
- 1M
- 2.83%
- YTD
- 12.06%
- 6M
- 12.39%
- 1Y
- 26.25%
- 3Y*
- 16.60%
- 5Y*
- 8.06%
- 10Y*
- 10.56%
FJACX
- 1D
- 1.78%
- 1M
- 5.43%
- YTD
- 14.74%
- 6M
- 15.07%
- 1Y
- 31.17%
- 3Y*
- 15.13%
- 5Y*
- 8.63%
- 10Y*
- 10.66%
VSIAX vs. FJACX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VSIAX Vanguard Small-Cap Value Index Fund Admiral Shares | 12.06% | 9.09% | 11.34% | 17.06% | -9.31% | 28.10% | 5.80% | 22.76% | -12.24% | 11.80% |
FJACX Fidelity Series Small Cap Discovery Fund | 14.74% | 11.80% | 3.11% | 21.79% | -13.96% | 36.36% | 9.62% | 30.01% | -17.37% | 9.59% |
Correlation
The correlation between VSIAX and FJACX is 0.92, 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 | 0.92 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.94 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.95 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.95 |
Correlation (All Time) Calculated using the full available price history since Nov 20, 2013 | 0.95 |
The correlation between VSIAX and FJACX has been stable across timeframes, ranging from 0.92 to 0.95 - a consistent structural relationship.
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Return for Risk
VSIAX vs. FJACX — Risk / Return Rank
VSIAX
FJACX
VSIAX vs. FJACX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Small-Cap Value Index Fund Admiral Shares (VSIAX) and Fidelity Series Small Cap Discovery Fund (FJACX). 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.
| VSIAX | FJACX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.02 | ||
| Sortino ratioReturn per unit of downside risk | 0.00 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.32 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 3.16 | 2.98 | +0.18 |
| Martin ratioReturn relative to average drawdown | 11.18 | 9.84 | +1.35 |
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
| VSIAX | FJACX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.84 | 1.86 | -0.02 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.41 | 0.43 | -0.02 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.47 | 0.50 | -0.02 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.59 | 0.45 | +0.14 |
Drawdowns
VSIAX vs. FJACX - Drawdown Comparison
The maximum VSIAX drawdown since its inception was -45.39%, roughly equal to the maximum FJACX drawdown of -45.60%. Use the drawdown chart below to compare losses from any high point for VSIAX and FJACX.
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Drawdown Indicators
| VSIAX | FJACX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -45.39% | -45.60% | +0.21% |
Max Drawdown (1Y)Largest decline over 1 year | -8.87% | -11.19% | +2.32% |
Max Drawdown (3Y)Largest decline over 3 years | -24.09% | -22.71% | -1.38% |
Max Drawdown (5Y)Largest decline over 5 years | -24.09% | -23.69% | -0.40% |
Max Drawdown (10Y)Largest decline over 10 years | -45.39% | -45.60% | +0.21% |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -5.50% | -6.55% | +1.05% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.50% | 3.38% | -0.88% |
Volatility
VSIAX vs. FJACX - Volatility Comparison
The current volatility for Vanguard Small-Cap Value Index Fund Admiral Shares (VSIAX) is 4.09%, while Fidelity Series Small Cap Discovery Fund (FJACX) has a volatility of 5.80%. This indicates that VSIAX experiences smaller price fluctuations and is considered to be less risky than FJACX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VSIAX | FJACX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.09% | 5.80% | -1.71% |
Volatility (6M)Calculated over the trailing 6-month period | 10.43% | 12.99% | -2.56% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.19% | 17.88% | -2.69% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.77% | 20.09% | -0.32% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.46% | 21.58% | +0.88% |
VSIAX vs. FJACX - Expense Ratio Comparison
VSIAX has a 0.07% expense ratio, which is higher than FJACX'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%.
Dividends
VSIAX vs. FJACX - Dividend Comparison
VSIAX's dividend yield for the trailing twelve months is around 1.75%, less than FJACX's 9.10% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FJACX Fidelity Series Small Cap Discovery Fund | 9.10% | 10.44% | 10.79% | 2.90% | 24.03% | 17.66% | 2.67% | 6.65% | 8.36% | 1.15% | 0.45% | 5.64% |
VSIAX Vanguard Small-Cap Value Index Fund Admiral Shares | 1.75% | 1.95% | 1.98% | 2.10% | 2.03% | 1.75% | 1.68% | 2.06% | 2.35% | 1.79% | 1.77% | 1.99% |
Frequently Asked Questions
With a correlation of 0.92, VSIAX and FJACX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
FJACX has higher volatility (5.80%) compared to VSIAX (4.09%). In terms of maximum drawdown, VSIAX dropped -45.39% vs FJACX's -45.60%.
FJACX currently has the higher Sharpe Ratio (1.86 vs 1.84), 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.
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