MGC vs. MAIIX
MGC (Vanguard Mega Cap ETF) and MAIIX (iShares MSCI EAFE International Index Fund) are both funds - MGC is a Large Cap Blend Equities fund tracking the CRSP US Mega Cap Index, while MAIIX is a Foreign Large Cap Equities fund managed by BlackRock. Over the past 10 years, MGC returned 16.33%/yr vs 10.21%/yr for MAIIX. A 0.79 correlation means they provide meaningful diversification when combined. MGC charges 0.05%/yr vs 0.09%/yr for MAIIX.
Performance
MGC vs. MAIIX - Performance Comparison
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Returns By Period
In the year-to-date period, MGC achieves a 7.43% return, which is significantly lower than MAIIX's 10.90% return. Over the past 10 years, MGC has outperformed MAIIX with an annualized return of 16.33%, while MAIIX has yielded a comparatively lower 10.21% annualized return.
MGC
- 1D
- -1.49%
- 1M
- -1.89%
- YTD
- 7.43%
- 6M
- 6.54%
- 1Y
- 24.48%
- 3Y*
- 21.92%
- 5Y*
- 13.65%
- 10Y*
- 16.33%
MAIIX
- 1D
- 0.19%
- 1M
- 2.19%
- YTD
- 10.90%
- 6M
- 10.39%
- 1Y
- 24.71%
- 3Y*
- 17.68%
- 5Y*
- 9.38%
- 10Y*
- 10.21%
MGC vs. MAIIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MGC Vanguard Mega Cap ETF | 7.43% | 19.31% | 27.16% | 29.77% | -19.95% | 27.58% | 21.57% | 31.14% | -3.45% | 22.61% |
MAIIX iShares MSCI EAFE International Index Fund | 10.90% | 31.62% | 3.65% | 18.35% | -14.15% | 11.25% | 8.03% | 21.82% | -13.43% | 25.24% |
Correlation
The correlation between MGC and MAIIX is 0.73, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.73 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.68 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.73 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.75 |
Correlation (All Time) Calculated using the full available price history since Dec 27, 2007 | 0.79 |
The correlation between MGC and MAIIX shifts across timeframes, from 0.68 (3 years) to 0.79 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
MGC vs. MAIIX — Risk / Return Rank
MGC
MAIIX
MGC vs. MAIIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Mega Cap ETF (MGC) and iShares MSCI EAFE International Index Fund (MAIIX). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| MGC | MAIIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.22 | ||
| Sortino ratioReturn per unit of downside risk | +0.20 | ||
| Omega ratioGain probability vs. loss probability | 1.34 | 1.30 | +0.04 |
| Calmar ratioReturn relative to maximum drawdown | 2.50 | 2.28 | +0.22 |
| Martin ratioReturn relative to average drawdown | 10.77 | 8.51 | +2.26 |
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Drawdowns
MGC vs. MAIIX - Drawdown Comparison
The maximum MGC drawdown since its inception was -52.26%, smaller than the maximum MAIIX drawdown of -61.05%. Use the drawdown chart below to compare losses from any high point for MGC and MAIIX.
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Drawdown Indicators
| MGC | MAIIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -52.26% | -61.05% | +8.79% |
Max Drawdown (1Y)Largest decline over 1 year | -9.85% | -11.31% | +1.46% |
Max Drawdown (3Y)Largest decline over 3 years | -19.28% | -13.68% | -5.60% |
Max Drawdown (5Y)Largest decline over 5 years | -25.74% | -29.31% | +3.57% |
Max Drawdown (10Y)Largest decline over 10 years | -33.07% | -34.01% | +0.94% |
Current DrawdownCurrent decline from peak | -3.81% | 0.00% | -3.81% |
Average DrawdownAverage peak-to-trough decline | -7.17% | -15.31% | +8.14% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.28% | 3.02% | -0.74% |
Volatility
MGC vs. MAIIX - Volatility Comparison
Vanguard Mega Cap ETF (MGC) has a higher volatility of 5.22% compared to iShares MSCI EAFE International Index Fund (MAIIX) at 4.80%. This indicates that MGC's price experiences larger fluctuations and is considered to be riskier than MAIIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MGC | MAIIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.22% | 4.80% | +0.42% |
Volatility (6M)Calculated over the trailing 6-month period | 10.32% | 12.89% | -2.57% |
Volatility (1Y)Calculated over the trailing 1-year period | 13.08% | 15.53% | -2.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.39% | 16.22% | +1.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.24% | 16.63% | +1.61% |
MGC vs. MAIIX - Expense Ratio Comparison
MGC has a 0.05% expense ratio, which is lower than MAIIX's 0.09% 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%.
Dividends
MGC vs. MAIIX - Dividend Comparison
MGC's dividend yield for the trailing twelve months is around 0.90%, less than MAIIX's 3.34% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAIIX iShares MSCI EAFE International Index Fund | 3.34% | 3.71% | 3.38% | 3.16% | 2.76% | 3.00% | 1.94% | 3.29% | 4.53% | 2.42% | 2.81% | 2.40% |
MGC Vanguard Mega Cap ETF | 0.90% | 0.93% | 1.15% | 1.35% | 1.65% | 1.17% | 1.45% | 1.81% | 2.10% | 1.83% | 2.14% | 2.11% |
Frequently Asked Questions
MGC and MAIIX have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MGC has higher volatility (5.22%) compared to MAIIX (4.80%). In terms of maximum drawdown, MGC dropped -52.26% vs MAIIX's -61.05%.
MGC currently has the higher Sharpe Ratio (1.88 vs 1.66), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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