MSIQX vs. PREIX
MSIQX (Morgan Stanley Institutional Fund, Inc. International Equity Portfolio) and PREIX (T. Rowe Price Equity Index 500 Fund) are both mutual funds - MSIQX is a Foreign Large Cap Equities fund managed by T. Rowe Price, while PREIX is a Large Cap Blend Equities fund tracking the S&P 500 Index. Over the past 10 years, MSIQX returned 0.73%/yr vs 14.85%/yr for PREIX. A 0.55 correlation means they provide meaningful diversification when combined. MSIQX charges 0.95%/yr vs 0.15%/yr for PREIX.
Performance
MSIQX vs. PREIX - Performance Comparison
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Returns By Period
In the year-to-date period, MSIQX achieves a 5.39% return, which is significantly lower than PREIX's 10.27% return. Over the past 10 years, MSIQX has underperformed PREIX with an annualized return of 0.73%, while PREIX has yielded a comparatively higher 14.85% annualized return.
MSIQX
- 1D
- 0.57%
- 1M
- 0.28%
- 6M
- 2.92%
- YTD
- 5.39%
- 1Y
- -40.59%
- 3Y*
- -10.18%
- 5Y*
- -6.64%
- 10Y*
- 0.73%
- ALL TIME*
- 6.10%
PREIX
- 1D
- 0.89%
- 1M
- 0.54%
- 6M
- 9.73%
- YTD
- 10.27%
- 1Y
- 20.20%
- 3Y*
- 19.66%
- 5Y*
- 12.85%
- 10Y*
- 14.85%
- ALL TIME*
- 11.02%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
MSIQX vs. PREIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MSIQX Morgan Stanley Institutional Fund, Inc. International Equity Portfolio | 5.39% | -33.40% | 2.70% | 16.86% | -14.24% | 4.11% | 11.43% | 20.49% | -13.92% | 25.18% |
PREIX T. Rowe Price Equity Index 500 Fund | 10.27% | 17.66% | 24.78% | 26.07% | -18.27% | 28.48% | 18.17% | 31.47% | -4.59% | 21.01% |
Correlation
The correlation between MSIQX and PREIX is 0.77, 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 | 0.77 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.70 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.73 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.71 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 1991 | 0.55 |
Over the past year, MSIQX and PREIX have become more correlated (0.77) than their long-term average of 0.55, meaning their price movements have been converging.
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Return for Risk
MSIQX vs. PREIX — Risk / Return Rank
MSIQX
PREIX
MSIQX vs. PREIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Morgan Stanley Institutional Fund, Inc. International Equity Portfolio (MSIQX) and T. Rowe Price Equity Index 500 Fund (PREIX). 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.
| MSIQX | PREIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.45 | ||
| Sortino ratioReturn per unit of downside risk | -2.98 | ||
| Omega ratioGain probability vs. loss probability | 0.74 | 1.29 | -0.55 |
| Calmar ratioReturn relative to maximum drawdown | -0.82 | 2.28 | -3.10 |
| Martin ratioReturn relative to average drawdown | -1.19 | 9.94 | -11.12 |
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Drawdowns
MSIQX vs. PREIX - Drawdown Comparison
The maximum MSIQX drawdown since its inception was -56.18%, roughly equal to the maximum PREIX drawdown of -55.32%. Use the drawdown chart below to compare losses from any high point for MSIQX and PREIX.
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Drawdown Indicators
| MSIQX | PREIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.18% | -55.32% | -0.86% |
Max Drawdown (1Y)Largest decline over 1 year | -49.39% | -8.93% | -40.46% |
Max Drawdown (3Y)Largest decline over 3 years | -56.18% | -18.78% | -37.40% |
Max Drawdown (5Y)Largest decline over 5 years | -56.18% | -24.60% | -31.58% |
Max Drawdown (10Y)Largest decline over 10 years | -56.18% | -33.81% | -22.37% |
Current DrawdownCurrent decline from peak | -50.80% | -1.20% | -49.60% |
Average DrawdownAverage peak-to-trough decline | -9.25% | -8.70% | -0.55% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 34.07% | 2.05% | +32.02% |
Volatility
MSIQX vs. PREIX - Volatility Comparison
Morgan Stanley Institutional Fund, Inc. International Equity Portfolio (MSIQX) has a higher volatility of 4.01% compared to T. Rowe Price Equity Index 500 Fund (PREIX) at 3.07%. This indicates that MSIQX's price experiences larger fluctuations and is considered to be riskier than PREIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MSIQX | PREIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.01% | 3.07% | +0.94% |
Volatility (6M)Calculated over the trailing 6-month period | 12.88% | 10.08% | +2.80% |
Volatility (1Y)Calculated over the trailing 1-year period | 48.59% | 12.63% | +35.96% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 34.05% | 17.08% | +16.97% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 26.57% | 18.10% | +8.47% |
MSIQX vs. PREIX - Expense Ratio Comparison
MSIQX has a 0.95% expense ratio, which is higher than PREIX's 0.15% expense ratio.
Dividends
MSIQX vs. PREIX - Dividend Comparison
MSIQX has not paid dividends to shareholders, while PREIX's dividend yield for the trailing twelve months is around 2.14%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MSIQX Morgan Stanley Institutional Fund, Inc. International Equity Portfolio | 0.00% | 0.00% | 40.18% | 4.40% | 7.56% | 10.56% | 1.36% | 10.14% | 14.89% | 1.91% | 1.07% | 2.89% |
PREIX T. Rowe Price Equity Index 500 Fund | 2.14% | 2.32% | 1.17% | 1.32% | 1.50% | 1.56% | 1.97% | 2.13% | 2.60% | 1.30% | 2.03% | 2.02% |
Frequently Asked Questions
MSIQX and PREIX have a correlation of 0.77, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MSIQX has higher volatility (4.01%) compared to PREIX (3.07%). In terms of maximum drawdown, MSIQX dropped -56.18% vs PREIX's -55.32%.
PREIX currently has the higher Sharpe Ratio (1.61 vs -0.84), 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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