FSKAX vs. VOO
Compare and contrast key facts about Fidelity Total Market Index Fund (FSKAX) and Vanguard S&P 500 ETF (VOO).
FSKAX is managed by Fidelity. VOO is a passively managed fund by Vanguard that tracks the performance of the S&P 500 Index. It was launched on Sep 7, 2010.
Performance
FSKAX vs. VOO - Performance Comparison
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FSKAX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FSKAX Fidelity Total Market Index Fund | -6.77% | 17.06% | 23.89% | 26.12% | -19.53% | 25.66% | 20.79% | 30.92% | -5.32% | 20.85% |
VOO Vanguard S&P 500 ETF | -4.42% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Returns By Period
In the year-to-date period, FSKAX achieves a -6.77% return, which is significantly lower than VOO's -4.42% return. Over the past 10 years, FSKAX has underperformed VOO with an annualized return of 13.23%, while VOO has yielded a comparatively higher 14.05% annualized return.
FSKAX
- 1D
- -0.47%
- 1M
- -7.69%
- YTD
- -6.77%
- 6M
- -4.56%
- 1Y
- 14.73%
- 3Y*
- 16.72%
- 5Y*
- 10.13%
- 10Y*
- 13.23%
VOO
- 1D
- 2.86%
- 1M
- -5.01%
- YTD
- -4.42%
- 6M
- -1.84%
- 1Y
- 17.67%
- 3Y*
- 18.27%
- 5Y*
- 11.75%
- 10Y*
- 14.05%
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FSKAX vs. VOO - Expense Ratio Comparison
FSKAX has a 0.02% expense ratio, which is lower than VOO's 0.03% expense ratio. Despite the difference, 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
FSKAX vs. VOO — Risk / Return Rank
FSKAX
VOO
FSKAX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Total Market Index Fund (FSKAX) and Vanguard S&P 500 ETF (VOO). 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.
| FSKAX | VOO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.83 | 0.98 | -0.15 |
Sortino ratioReturn per unit of downside risk | 1.29 | 1.50 | -0.21 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.23 | -0.03 |
Calmar ratioReturn relative to maximum drawdown | 1.04 | 1.53 | -0.49 |
Martin ratioReturn relative to average drawdown | 5.05 | 7.29 | -2.24 |
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
| FSKAX | VOO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.83 | 0.98 | -0.15 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.59 | 0.70 | -0.12 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.72 | 0.78 | -0.06 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.78 | 0.83 | -0.05 |
Correlation
The correlation between FSKAX and VOO is 0.99, 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
FSKAX vs. VOO - Dividend Comparison
FSKAX's dividend yield for the trailing twelve months is around 1.09%, less than VOO's 1.19% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FSKAX Fidelity Total Market Index Fund | 1.09% | 1.01% | 1.19% | 1.41% | 1.62% | 1.15% | 1.45% | 1.94% | 2.54% | 2.07% | 2.43% | 0.82% |
VOO Vanguard S&P 500 ETF | 1.19% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Drawdowns
FSKAX vs. VOO - Drawdown Comparison
The maximum FSKAX drawdown since its inception was -35.01%, roughly equal to the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for FSKAX and VOO.
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Drawdown Indicators
| FSKAX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -35.01% | -33.99% | -1.02% |
Max Drawdown (1Y)Largest decline over 1 year | -12.42% | -11.98% | -0.44% |
Max Drawdown (5Y)Largest decline over 5 years | -25.39% | -24.52% | -0.87% |
Max Drawdown (10Y)Largest decline over 10 years | -35.01% | -33.99% | -1.02% |
Current DrawdownCurrent decline from peak | -8.92% | -6.29% | -2.63% |
Average DrawdownAverage peak-to-trough decline | -4.05% | -3.72% | -0.33% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.57% | 2.52% | +0.05% |
Volatility
FSKAX vs. VOO - Volatility Comparison
The current volatility for Fidelity Total Market Index Fund (FSKAX) is 4.42%, while Vanguard S&P 500 ETF (VOO) has a volatility of 5.29%. This indicates that FSKAX experiences smaller price fluctuations and is considered to be less risky than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FSKAX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.42% | 5.29% | -0.87% |
Volatility (6M)Calculated over the trailing 6-month period | 9.40% | 9.44% | -0.04% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.50% | 18.10% | +0.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.38% | 16.82% | +0.56% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.42% | 17.99% | +0.43% |