STFAX vs. RGAGX
Compare and contrast key facts about State Street Equity 500 Index Fund (STFAX) and American Funds The Growth Fund of America Class R-6 (RGAGX).
STFAX is managed by State Street. It was launched on Apr 18, 2001. RGAGX is managed by American Funds. It was launched on Dec 1, 1973.
Performance
STFAX vs. RGAGX - Performance Comparison
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STFAX vs. RGAGX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
STFAX State Street Equity 500 Index Fund | -4.37% | 17.63% | 24.80% | 26.09% | -18.28% | 28.31% | -88.19% | 31.13% | -4.52% | 21.43% |
RGAGX American Funds The Growth Fund of America Class R-6 | -7.99% | 20.08% | 28.41% | 37.66% | -30.53% | 19.67% | 38.30% | 29.22% | -2.88% | 26.53% |
Returns By Period
In the year-to-date period, STFAX achieves a -4.37% return, which is significantly higher than RGAGX's -7.99% return. Over the past 10 years, STFAX has underperformed RGAGX with an annualized return of -9.57%, while RGAGX has yielded a comparatively higher 14.74% annualized return.
STFAX
- 1D
- 2.92%
- 1M
- -5.04%
- YTD
- -4.37%
- 6M
- -2.22%
- 1Y
- 17.12%
- 3Y*
- 18.11%
- 5Y*
- 11.58%
- 10Y*
- -9.57%
RGAGX
- 1D
- 3.55%
- 1M
- -6.32%
- YTD
- -7.99%
- 6M
- -7.03%
- 1Y
- 17.19%
- 3Y*
- 20.63%
- 5Y*
- 9.29%
- 10Y*
- 14.74%
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STFAX vs. RGAGX - Expense Ratio Comparison
STFAX has a 0.17% expense ratio, which is lower than RGAGX's 0.30% expense ratio.
Return for Risk
STFAX vs. RGAGX — Risk / Return Rank
STFAX
RGAGX
STFAX vs. RGAGX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for State Street Equity 500 Index Fund (STFAX) and American Funds The Growth Fund of America Class R-6 (RGAGX). 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.
| STFAX | RGAGX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.96 | 0.86 | +0.10 |
Sortino ratioReturn per unit of downside risk | 1.48 | 1.37 | +0.11 |
Omega ratioGain probability vs. loss probability | 1.23 | 1.20 | +0.03 |
Calmar ratioReturn relative to maximum drawdown | 1.51 | 1.29 | +0.21 |
Martin ratioReturn relative to average drawdown | 7.21 | 4.90 | +2.31 |
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
| STFAX | RGAGX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.96 | 0.86 | +0.10 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.69 | 0.46 | +0.23 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | -0.29 | 0.75 | -1.04 |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.07 | 0.80 | -0.87 |
Correlation
The correlation between STFAX and RGAGX is 0.95, 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
STFAX vs. RGAGX - Dividend Comparison
STFAX's dividend yield for the trailing twelve months is around 1.35%, less than RGAGX's 11.95% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
STFAX State Street Equity 500 Index Fund | 1.35% | 1.29% | 1.47% | 1.63% | 2.01% | 2.61% | 1.71% | 4.28% | 5.02% | 5.78% | 1.92% | 1.69% |
RGAGX American Funds The Growth Fund of America Class R-6 | 11.95% | 10.99% | 9.29% | 7.70% | 4.44% | 8.49% | 4.57% | 7.93% | 12.36% | 7.34% | 6.95% | 9.22% |
Drawdowns
STFAX vs. RGAGX - Drawdown Comparison
The maximum STFAX drawdown since its inception was -91.92%, which is greater than RGAGX's maximum drawdown of -36.19%. Use the drawdown chart below to compare losses from any high point for STFAX and RGAGX.
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Drawdown Indicators
| STFAX | RGAGX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -91.92% | -36.19% | -55.73% |
Max Drawdown (1Y)Largest decline over 1 year | -12.10% | -13.71% | +1.61% |
Max Drawdown (5Y)Largest decline over 5 years | -24.57% | -36.19% | +11.62% |
Max Drawdown (10Y)Largest decline over 10 years | -91.92% | -36.19% | -55.73% |
Current DrawdownCurrent decline from peak | -79.13% | -10.64% | -68.49% |
Average DrawdownAverage peak-to-trough decline | -29.33% | -5.53% | -23.80% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.53% | 3.62% | -1.09% |
Volatility
STFAX vs. RGAGX - Volatility Comparison
The current volatility for State Street Equity 500 Index Fund (STFAX) is 5.34%, while American Funds The Growth Fund of America Class R-6 (RGAGX) has a volatility of 6.74%. This indicates that STFAX experiences smaller price fluctuations and is considered to be less risky than RGAGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| STFAX | RGAGX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.34% | 6.74% | -1.40% |
Volatility (6M)Calculated over the trailing 6-month period | 9.53% | 12.12% | -2.59% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.29% | 21.00% | -2.71% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.89% | 20.23% | -3.34% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 33.65% | 19.64% | +14.01% |