MGK vs. FGRTX
Compare and contrast key facts about Vanguard Mega Cap Growth ETF (MGK) and Fidelity Mega Cap Stock Fund (FGRTX).
MGK is a passively managed fund by Vanguard that tracks the performance of the CRSP US Mega Cap Growth Index. It was launched on Dec 17, 2007. FGRTX is managed by Fidelity. It was launched on Dec 28, 1998.
Performance
MGK vs. FGRTX - Performance Comparison
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MGK vs. FGRTX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MGK Vanguard Mega Cap Growth ETF | -9.86% | 20.67% | 32.94% | 51.67% | -33.59% | 28.58% | 41.01% | 37.38% | -2.91% | 29.49% |
FGRTX Fidelity Mega Cap Stock Fund | -2.11% | 26.92% | 25.98% | 26.51% | -8.98% | 26.29% | 12.96% | 31.07% | -7.44% | 16.98% |
Returns By Period
In the year-to-date period, MGK achieves a -9.86% return, which is significantly lower than FGRTX's -2.11% return. Over the past 10 years, MGK has outperformed FGRTX with an annualized return of 16.97%, while FGRTX has yielded a comparatively lower 15.34% annualized return.
MGK
- 1D
- 1.17%
- 1M
- -4.13%
- YTD
- -9.86%
- 6M
- -7.94%
- 1Y
- 19.83%
- 3Y*
- 22.59%
- 5Y*
- 12.64%
- 10Y*
- 16.97%
FGRTX
- 1D
- 3.14%
- 1M
- -4.70%
- YTD
- -2.11%
- 6M
- 2.45%
- 1Y
- 26.36%
- 3Y*
- 22.46%
- 5Y*
- 14.92%
- 10Y*
- 15.34%
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MGK vs. FGRTX - Expense Ratio Comparison
MGK has a 0.05% expense ratio, which is lower than FGRTX's 0.61% expense ratio.
Return for Risk
MGK vs. FGRTX — Risk / Return Rank
MGK
FGRTX
MGK vs. FGRTX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Mega Cap Growth ETF (MGK) and Fidelity Mega Cap Stock Fund (FGRTX). 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.
| MGK | FGRTX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.85 | 1.47 | -0.62 |
Sortino ratioReturn per unit of downside risk | 1.39 | 2.09 | -0.70 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.34 | -0.14 |
Calmar ratioReturn relative to maximum drawdown | 1.23 | 2.25 | -1.01 |
Martin ratioReturn relative to average drawdown | 4.27 | 10.43 | -6.16 |
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
| MGK | FGRTX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.85 | 1.47 | -0.62 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.56 | 0.90 | -0.34 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.78 | 0.85 | -0.07 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.60 | 0.45 | +0.15 |
Correlation
The correlation between MGK and FGRTX is 0.87, 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
MGK vs. FGRTX - Dividend Comparison
MGK's dividend yield for the trailing twelve months is around 0.39%, less than FGRTX's 3.97% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MGK Vanguard Mega Cap Growth ETF | 0.39% | 0.35% | 0.43% | 0.50% | 0.70% | 0.41% | 0.65% | 0.85% | 1.12% | 1.23% | 1.53% | 1.43% |
FGRTX Fidelity Mega Cap Stock Fund | 3.97% | 3.89% | 2.68% | 2.06% | 4.38% | 4.79% | 7.96% | 12.98% | 21.72% | 15.57% | 1.97% | 4.16% |
Drawdowns
MGK vs. FGRTX - Drawdown Comparison
The maximum MGK drawdown since its inception was -47.97%, smaller than the maximum FGRTX drawdown of -56.17%. Use the drawdown chart below to compare losses from any high point for MGK and FGRTX.
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Drawdown Indicators
| MGK | FGRTX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -47.97% | -56.17% | +8.20% |
Max Drawdown (1Y)Largest decline over 1 year | -16.85% | -12.17% | -4.68% |
Max Drawdown (5Y)Largest decline over 5 years | -36.01% | -23.35% | -12.66% |
Max Drawdown (10Y)Largest decline over 10 years | -36.01% | -35.18% | -0.83% |
Current DrawdownCurrent decline from peak | -12.56% | -6.14% | -6.42% |
Average DrawdownAverage peak-to-trough decline | -7.51% | -8.77% | +1.26% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.87% | 2.62% | +2.25% |
Volatility
MGK vs. FGRTX - Volatility Comparison
Vanguard Mega Cap Growth ETF (MGK) has a higher volatility of 7.13% compared to Fidelity Mega Cap Stock Fund (FGRTX) at 5.56%. This indicates that MGK's price experiences larger fluctuations and is considered to be riskier than FGRTX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MGK | FGRTX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.13% | 5.56% | +1.57% |
Volatility (6M)Calculated over the trailing 6-month period | 12.93% | 9.76% | +3.17% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.35% | 18.39% | +4.96% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.63% | 16.73% | +5.90% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.82% | 18.12% | +3.70% |