VGTSX vs. BTMKX
VGTSX (Vanguard Total International Stock Index Fund Investor Shares) and BTMKX (iShares MSCI EAFE International Index Fund) are both Foreign Large Cap Equities funds. Over the past 10 years, VGTSX returned 10.40%/yr vs 10.27%/yr for BTMKX. With a 0.97 correlation, they move nearly in lockstep. VGTSX charges 0.17%/yr vs 0.05%/yr for BTMKX.
Performance
VGTSX vs. BTMKX - Performance Comparison
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Returns By Period
In the year-to-date period, VGTSX achieves a 15.80% return, which is significantly higher than BTMKX's 10.89% return. Both investments have delivered pretty close results over the past 10 years, with VGTSX having a 10.40% annualized return and BTMKX not far behind at 10.27%.
VGTSX
- 1D
- 0.18%
- 1M
- 3.31%
- YTD
- 15.80%
- 6M
- 15.70%
- 1Y
- 33.35%
- 3Y*
- 19.95%
- 5Y*
- 9.07%
- 10Y*
- 10.40%
BTMKX
- 1D
- 0.19%
- 1M
- 2.19%
- YTD
- 10.89%
- 6M
- 10.37%
- 1Y
- 24.72%
- 3Y*
- 17.72%
- 5Y*
- 9.42%
- 10Y*
- 10.27%
VGTSX vs. BTMKX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VGTSX Vanguard Total International Stock Index Fund Investor Shares | 15.80% | 32.05% | 5.30% | 15.18% | -16.07% | 8.58% | 11.15% | 21.44% | -14.47% | 27.39% |
BTMKX iShares MSCI EAFE International Index Fund | 10.89% | 31.70% | 3.70% | 18.37% | -14.04% | 11.30% | 8.07% | 21.96% | -13.38% | 25.17% |
Correlation
The correlation between VGTSX and BTMKX is 0.95, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.95 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.95 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.96 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.96 |
Correlation (All Time) Calculated using the full available price history since Mar 31, 2011 | 0.97 |
The correlation between VGTSX and BTMKX has been stable across timeframes, ranging from 0.95 to 0.97 - a consistent structural relationship.
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Return for Risk
VGTSX vs. BTMKX — Risk / Return Rank
VGTSX
BTMKX
VGTSX vs. BTMKX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Total International Stock Index Fund Investor Shares (VGTSX) and iShares MSCI EAFE International Index Fund (BTMKX). 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.
| VGTSX | BTMKX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.62 | ||
| Sortino ratioReturn per unit of downside risk | +0.70 | ||
| Omega ratioGain probability vs. loss probability | 1.42 | 1.30 | +0.12 |
| Calmar ratioReturn relative to maximum drawdown | 3.04 | 2.29 | +0.75 |
| Martin ratioReturn relative to average drawdown | 11.81 | 8.54 | +3.27 |
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Drawdowns
VGTSX vs. BTMKX - Drawdown Comparison
The maximum VGTSX drawdown since its inception was -61.48%, which is greater than BTMKX's maximum drawdown of -33.92%. Use the drawdown chart below to compare losses from any high point for VGTSX and BTMKX.
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Drawdown Indicators
| VGTSX | BTMKX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -61.48% | -33.92% | -27.56% |
Max Drawdown (1Y)Largest decline over 1 year | -11.29% | -11.30% | +0.01% |
Max Drawdown (3Y)Largest decline over 3 years | -13.11% | -13.66% | +0.55% |
Max Drawdown (5Y)Largest decline over 5 years | -29.56% | -29.23% | -0.33% |
Max Drawdown (10Y)Largest decline over 10 years | -35.93% | -33.92% | -2.01% |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -13.95% | -7.74% | -6.21% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.90% | 3.02% | -0.12% |
Volatility
VGTSX vs. BTMKX - Volatility Comparison
Vanguard Total International Stock Index Fund Investor Shares (VGTSX) has a higher volatility of 6.04% compared to iShares MSCI EAFE International Index Fund (BTMKX) at 4.81%. This indicates that VGTSX's price experiences larger fluctuations and is considered to be riskier than BTMKX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VGTSX | BTMKX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.04% | 4.81% | +1.23% |
Volatility (6M)Calculated over the trailing 6-month period | 13.04% | 12.90% | +0.14% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.11% | 15.58% | -0.47% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.20% | 16.25% | -1.05% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.95% | 16.64% | -0.69% |
VGTSX vs. BTMKX - Expense Ratio Comparison
VGTSX has a 0.17% expense ratio, which is higher than BTMKX's 0.05% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
VGTSX vs. BTMKX - Dividend Comparison
VGTSX's dividend yield for the trailing twelve months is around 2.41%, less than BTMKX's 3.38% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BTMKX iShares MSCI EAFE International Index Fund | 3.38% | 3.74% | 3.43% | 3.19% | 2.80% | 3.06% | 1.99% | 3.34% | 4.58% | 2.45% | 2.85% | 2.42% |
VGTSX Vanguard Total International Stock Index Fund Investor Shares | 2.41% | 3.08% | 3.26% | 3.16% | 2.98% | 2.99% | 2.05% | 2.98% | 3.09% | 2.68% | 2.86% | 2.77% |
Frequently Asked Questions
With a correlation of 0.95, VGTSX and BTMKX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
VGTSX has higher volatility (6.04%) compared to BTMKX (4.81%). In terms of maximum drawdown, VGTSX dropped -61.48% vs BTMKX's -33.92%.
VGTSX currently has the higher Sharpe Ratio (2.28 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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