FGDKX vs. AMRGX
Compare and contrast key facts about Fidelity Growth Discovery Fund Class K (FGDKX) and American Growth Fund Series One (AMRGX).
FGDKX is managed by Fidelity. It was launched on May 9, 2008. AMRGX is managed by American Growth. It was launched on Jul 31, 1958.
Performance
FGDKX vs. AMRGX - Performance Comparison
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FGDKX vs. AMRGX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FGDKX Fidelity Growth Discovery Fund Class K | -5.37% | 15.23% | 30.30% | 35.73% | -24.34% | 23.03% | 43.54% | 33.91% | -0.20% | 34.68% |
AMRGX American Growth Fund Series One | 1.60% | 11.18% | 16.61% | 24.38% | -19.93% | 15.64% | 18.65% | 36.73% | -9.07% | 13.37% |
Returns By Period
In the year-to-date period, FGDKX achieves a -5.37% return, which is significantly lower than AMRGX's 1.60% return. Over the past 10 years, FGDKX has outperformed AMRGX with an annualized return of 17.09%, while AMRGX has yielded a comparatively lower 10.73% annualized return.
FGDKX
- 1D
- 4.32%
- 1M
- -5.35%
- YTD
- -5.37%
- 6M
- -4.80%
- 1Y
- 18.23%
- 3Y*
- 20.53%
- 5Y*
- 11.37%
- 10Y*
- 17.09%
AMRGX
- 1D
- 2.95%
- 1M
- -8.89%
- YTD
- 1.60%
- 6M
- 10.24%
- 1Y
- 18.83%
- 3Y*
- 15.12%
- 5Y*
- 7.66%
- 10Y*
- 10.73%
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FGDKX vs. AMRGX - Expense Ratio Comparison
FGDKX has a 0.68% expense ratio, which is lower than AMRGX's 4.07% expense ratio.
Return for Risk
FGDKX vs. AMRGX — Risk / Return Rank
FGDKX
AMRGX
FGDKX vs. AMRGX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Growth Discovery Fund Class K (FGDKX) and American Growth Fund Series One (AMRGX). 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.
| FGDKX | AMRGX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.86 | 0.71 | +0.15 |
Sortino ratioReturn per unit of downside risk | 1.35 | 1.25 | +0.10 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.21 | -0.02 |
Calmar ratioReturn relative to maximum drawdown | 1.22 | 1.20 | +0.02 |
Martin ratioReturn relative to average drawdown | 4.39 | 2.91 | +1.49 |
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
| FGDKX | AMRGX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.86 | 0.71 | +0.15 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.56 | 0.35 | +0.21 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.84 | 0.51 | +0.33 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.58 | 0.10 | +0.48 |
Correlation
The correlation between FGDKX and AMRGX is 0.86, 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
FGDKX vs. AMRGX - Dividend Comparison
FGDKX's dividend yield for the trailing twelve months is around 1.74%, less than AMRGX's 17.54% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FGDKX Fidelity Growth Discovery Fund Class K | 1.74% | 1.65% | 12.82% | 2.63% | 3.69% | 13.53% | 9.71% | 4.37% | 5.13% | 4.92% | 0.15% | 0.28% |
AMRGX American Growth Fund Series One | 17.54% | 17.82% | 12.39% | 8.17% | 7.77% | 12.21% | 2.36% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
FGDKX vs. AMRGX - Drawdown Comparison
The maximum FGDKX drawdown since its inception was -55.39%, smaller than the maximum AMRGX drawdown of -80.32%. Use the drawdown chart below to compare losses from any high point for FGDKX and AMRGX.
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Drawdown Indicators
| FGDKX | AMRGX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -55.39% | -80.32% | +24.93% |
Max Drawdown (1Y)Largest decline over 1 year | -13.05% | -13.98% | +0.93% |
Max Drawdown (5Y)Largest decline over 5 years | -29.75% | -35.42% | +5.67% |
Max Drawdown (10Y)Largest decline over 10 years | -31.09% | -35.42% | +4.33% |
Current DrawdownCurrent decline from peak | -8.74% | -11.44% | +2.70% |
Average DrawdownAverage peak-to-trough decline | -8.74% | -40.45% | +31.71% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.63% | 5.78% | -2.15% |
Volatility
FGDKX vs. AMRGX - Volatility Comparison
Fidelity Growth Discovery Fund Class K (FGDKX) has a higher volatility of 7.78% compared to American Growth Fund Series One (AMRGX) at 7.00%. This indicates that FGDKX's price experiences larger fluctuations and is considered to be riskier than AMRGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FGDKX | AMRGX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.78% | 7.00% | +0.78% |
Volatility (6M)Calculated over the trailing 6-month period | 13.34% | 23.66% | -10.32% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.22% | 28.35% | -6.13% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.34% | 21.88% | -1.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.53% | 21.32% | -0.79% |