FIDKX vs. FXAIX
Compare and contrast key facts about Fidelity International Discovery Fund Class K (FIDKX) and Fidelity 500 Index Fund (FXAIX).
FIDKX is managed by Fidelity. It was launched on May 9, 2008. FXAIX is a passively managed fund by Fidelity that tracks the performance of the S&P 500 Index. It was launched on Feb 17, 1988.
Performance
FIDKX vs. FXAIX - Performance Comparison
Loading graphics...
FIDKX vs. FXAIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FIDKX Fidelity International Discovery Fund Class K | -5.15% | 27.70% | 11.03% | 14.30% | -24.73% | 11.18% | 21.55% | 27.66% | -17.06% | 30.27% |
FXAIX Fidelity 500 Index Fund | -7.05% | 17.84% | 25.01% | 26.29% | -18.14% | 28.71% | 18.42% | 31.48% | -4.43% | 21.82% |
Returns By Period
In the year-to-date period, FIDKX achieves a -5.15% return, which is significantly higher than FXAIX's -7.05% return. Over the past 10 years, FIDKX has underperformed FXAIX with an annualized return of 7.89%, while FXAIX has yielded a comparatively higher 13.75% annualized return.
FIDKX
- 1D
- 0.02%
- 1M
- -12.29%
- YTD
- -5.15%
- 6M
- -3.26%
- 1Y
- 16.60%
- 3Y*
- 12.65%
- 5Y*
- 4.49%
- 10Y*
- 7.89%
FXAIX
- 1D
- -0.39%
- 1M
- -7.68%
- YTD
- -7.05%
- 6M
- -4.59%
- 1Y
- 14.42%
- 3Y*
- 17.17%
- 5Y*
- 11.40%
- 10Y*
- 13.75%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
FIDKX vs. FXAIX - Expense Ratio Comparison
FIDKX has a 0.90% expense ratio, which is higher than FXAIX's 0.02% expense ratio.
Return for Risk
FIDKX vs. FXAIX — Risk / Return Rank
FIDKX
FXAIX
FIDKX vs. FXAIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity International Discovery Fund Class K (FIDKX) and Fidelity 500 Index Fund (FXAIX). 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.
| FIDKX | FXAIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.79 | 0.84 | -0.04 |
Sortino ratioReturn per unit of downside risk | 1.18 | 1.30 | -0.11 |
Omega ratioGain probability vs. loss probability | 1.16 | 1.20 | -0.03 |
Calmar ratioReturn relative to maximum drawdown | 1.03 | 1.05 | -0.02 |
Martin ratioReturn relative to average drawdown | 3.93 | 5.13 | -1.20 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| FIDKX | FXAIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.79 | 0.84 | -0.04 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.27 | 0.68 | -0.41 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.47 | 0.77 | -0.29 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.22 | 0.75 | -0.53 |
Correlation
The correlation between FIDKX and FXAIX is 0.77, 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
FIDKX vs. FXAIX - Dividend Comparison
FIDKX's dividend yield for the trailing twelve months is around 7.38%, more than FXAIX's 1.20% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FIDKX Fidelity International Discovery Fund Class K | 7.38% | 7.00% | 3.01% | 2.02% | 0.47% | 11.39% | 3.78% | 2.43% | 4.00% | 4.02% | 1.96% | 0.01% |
FXAIX Fidelity 500 Index Fund | 1.20% | 1.11% | 1.25% | 1.45% | 1.69% | 1.22% | 1.60% | 2.06% | 2.72% | 1.97% | 2.52% | 2.83% |
Drawdowns
FIDKX vs. FXAIX - Drawdown Comparison
The maximum FIDKX drawdown since its inception was -56.79%, which is greater than FXAIX's maximum drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for FIDKX and FXAIX.
Loading graphics...
Drawdown Indicators
| FIDKX | FXAIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.79% | -33.79% | -23.00% |
Max Drawdown (1Y)Largest decline over 1 year | -13.08% | -12.13% | -0.95% |
Max Drawdown (5Y)Largest decline over 5 years | -36.47% | -24.50% | -11.97% |
Max Drawdown (10Y)Largest decline over 10 years | -36.47% | -33.79% | -2.68% |
Current DrawdownCurrent decline from peak | -13.06% | -8.89% | -4.17% |
Average DrawdownAverage peak-to-trough decline | -13.56% | -3.83% | -9.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.45% | 2.50% | +0.95% |
Volatility
FIDKX vs. FXAIX - Volatility Comparison
Fidelity International Discovery Fund Class K (FIDKX) has a higher volatility of 8.28% compared to Fidelity 500 Index Fund (FXAIX) at 4.24%. This indicates that FIDKX's price experiences larger fluctuations and is considered to be riskier than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| FIDKX | FXAIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.28% | 4.24% | +4.04% |
Volatility (6M)Calculated over the trailing 6-month period | 12.88% | 9.08% | +3.80% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.14% | 18.13% | +1.01% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.74% | 16.88% | -0.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 16.82% | 18.03% | -1.21% |