VGSTX vs. IOO
Compare and contrast key facts about Vanguard STAR Fund (VGSTX) and iShares Global 100 ETF (IOO).
VGSTX is managed by Vanguard. It was launched on Mar 29, 1985. IOO is a passively managed fund by iShares that tracks the performance of the S&P Global 100 Index. It was launched on Dec 5, 2000.
Performance
VGSTX vs. IOO - Performance Comparison
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VGSTX vs. IOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VGSTX Vanguard STAR Fund | -4.01% | 15.88% | 13.69% | 17.14% | -18.05% | 9.65% | 21.45% | 22.21% | -5.33% | 16.95% |
IOO iShares Global 100 ETF | -4.50% | 27.02% | 26.54% | 27.71% | -16.34% | 26.03% | 18.61% | 30.01% | -6.22% | 23.56% |
Returns By Period
In the year-to-date period, VGSTX achieves a -4.01% return, which is significantly higher than IOO's -4.50% return. Over the past 10 years, VGSTX has underperformed IOO with an annualized return of 8.76%, while IOO has yielded a comparatively higher 15.03% annualized return.
VGSTX
- 1D
- 0.04%
- 1M
- -6.61%
- YTD
- -4.01%
- 6M
- -1.24%
- 1Y
- 11.52%
- 3Y*
- 11.57%
- 5Y*
- 5.39%
- 10Y*
- 8.76%
IOO
- 1D
- 3.46%
- 1M
- -5.18%
- YTD
- -4.50%
- 6M
- 1.16%
- 1Y
- 26.95%
- 3Y*
- 21.47%
- 5Y*
- 14.29%
- 10Y*
- 15.03%
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VGSTX vs. IOO - Expense Ratio Comparison
VGSTX has a 0.31% expense ratio, which is lower than IOO's 0.40% expense ratio.
Return for Risk
VGSTX vs. IOO — Risk / Return Rank
VGSTX
IOO
VGSTX vs. IOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard STAR Fund (VGSTX) and iShares Global 100 ETF (IOO). 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.
| VGSTX | IOO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.01 | 1.41 | -0.40 |
Sortino ratioReturn per unit of downside risk | 1.49 | 2.09 | -0.60 |
Omega ratioGain probability vs. loss probability | 1.21 | 1.31 | -0.09 |
Calmar ratioReturn relative to maximum drawdown | 1.25 | 2.18 | -0.93 |
Martin ratioReturn relative to average drawdown | 5.64 | 10.38 | -4.74 |
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
| VGSTX | IOO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.01 | 1.41 | -0.40 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.46 | 0.85 | -0.39 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.75 | 0.85 | -0.10 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.79 | 0.36 | +0.43 |
Correlation
The correlation between VGSTX and IOO 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
VGSTX vs. IOO - Dividend Comparison
VGSTX's dividend yield for the trailing twelve months is around 9.51%, more than IOO's 0.96% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VGSTX Vanguard STAR Fund | 9.51% | 9.13% | 10.67% | 5.35% | 8.34% | 6.70% | 6.68% | 6.07% | 6.90% | 3.32% | 4.77% | 5.62% |
IOO iShares Global 100 ETF | 0.96% | 0.92% | 1.08% | 1.49% | 2.00% | 1.53% | 1.49% | 2.02% | 2.54% | 2.23% | 2.75% | 2.89% |
Drawdowns
VGSTX vs. IOO - Drawdown Comparison
The maximum VGSTX drawdown since its inception was -38.62%, smaller than the maximum IOO drawdown of -55.85%. Use the drawdown chart below to compare losses from any high point for VGSTX and IOO.
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Drawdown Indicators
| VGSTX | IOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.62% | -55.85% | +17.23% |
Max Drawdown (1Y)Largest decline over 1 year | -8.19% | -12.40% | +4.21% |
Max Drawdown (5Y)Largest decline over 5 years | -25.55% | -23.52% | -2.03% |
Max Drawdown (10Y)Largest decline over 10 years | -25.55% | -31.43% | +5.88% |
Current DrawdownCurrent decline from peak | -6.73% | -6.82% | +0.09% |
Average DrawdownAverage peak-to-trough decline | -4.04% | -11.34% | +7.30% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.82% | 2.61% | -0.79% |
Volatility
VGSTX vs. IOO - Volatility Comparison
The current volatility for Vanguard STAR Fund (VGSTX) is 3.49%, while iShares Global 100 ETF (IOO) has a volatility of 6.26%. This indicates that VGSTX experiences smaller price fluctuations and is considered to be less risky than IOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VGSTX | IOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.49% | 6.26% | -2.77% |
Volatility (6M)Calculated over the trailing 6-month period | 6.36% | 10.69% | -4.33% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.32% | 19.22% | -7.90% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.79% | 16.97% | -5.18% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.79% | 17.74% | -5.95% |