MUOIX vs. PREIX
Compare and contrast key facts about Morgan Stanley Institutional Fund, Inc. US Core Portfolio (MUOIX) and T. Rowe Price Equity Index 500 Fund (PREIX).
MUOIX is managed by T. Rowe Price. It was launched on May 27, 2016. PREIX is managed by T. Rowe Price. It was launched on Mar 30, 1990.
Performance
MUOIX vs. PREIX - Performance Comparison
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MUOIX vs. PREIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MUOIX Morgan Stanley Institutional Fund, Inc. US Core Portfolio | -11.80% | 16.48% | 28.61% | 18.07% | -20.21% | 35.99% | 24.20% | 36.01% | -11.00% | 17.98% |
PREIX T. Rowe Price Equity Index 500 Fund | -7.11% | 19.24% | 24.78% | 26.07% | -18.27% | 28.48% | 18.17% | 31.47% | -4.59% | 20.00% |
Returns By Period
In the year-to-date period, MUOIX achieves a -11.80% return, which is significantly lower than PREIX's -7.11% return.
MUOIX
- 1D
- -0.13%
- 1M
- -8.18%
- YTD
- -11.80%
- 6M
- -10.56%
- 1Y
- 7.42%
- 3Y*
- 15.59%
- 5Y*
- 9.60%
- 10Y*
- —
PREIX
- 1D
- -0.39%
- 1M
- -7.70%
- YTD
- -7.11%
- 6M
- -3.40%
- 1Y
- 15.76%
- 3Y*
- 17.48%
- 5Y*
- 11.51%
- 10Y*
- 13.66%
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MUOIX vs. PREIX - Expense Ratio Comparison
MUOIX has a 0.80% expense ratio, which is higher than PREIX's 0.15% expense ratio.
Return for Risk
MUOIX vs. PREIX — Risk / Return Rank
MUOIX
PREIX
MUOIX vs. PREIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Morgan Stanley Institutional Fund, Inc. US Core Portfolio (MUOIX) 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.
| MUOIX | PREIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.44 | 0.91 | -0.47 |
Sortino ratioReturn per unit of downside risk | 0.75 | 1.40 | -0.65 |
Omega ratioGain probability vs. loss probability | 1.11 | 1.22 | -0.11 |
Calmar ratioReturn relative to maximum drawdown | 0.41 | 1.16 | -0.76 |
Martin ratioReturn relative to average drawdown | 1.54 | 5.66 | -4.13 |
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
| MUOIX | PREIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.44 | 0.91 | -0.47 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.54 | 0.68 | -0.15 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.76 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.63 | 0.59 | +0.04 |
Correlation
The correlation between MUOIX and PREIX is 0.95, 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
MUOIX vs. PREIX - Dividend Comparison
MUOIX has not paid dividends to shareholders, while PREIX's dividend yield for the trailing twelve months is around 3.97%.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MUOIX Morgan Stanley Institutional Fund, Inc. US Core Portfolio | 0.00% | 0.00% | 0.08% | 0.32% | 0.21% | 0.04% | 0.30% | 1.35% | 1.50% | 0.49% | 0.00% | 0.00% |
PREIX T. Rowe Price Equity Index 500 Fund | 3.97% | 3.66% | 1.17% | 1.32% | 1.50% | 1.56% | 1.97% | 2.13% | 2.60% | 1.30% | 2.03% | 2.02% |
Drawdowns
MUOIX vs. PREIX - Drawdown Comparison
The maximum MUOIX drawdown since its inception was -38.35%, smaller than the maximum PREIX drawdown of -55.32%. Use the drawdown chart below to compare losses from any high point for MUOIX and PREIX.
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Drawdown Indicators
| MUOIX | PREIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.35% | -55.32% | +16.97% |
Max Drawdown (1Y)Largest decline over 1 year | -13.75% | -12.12% | -1.63% |
Max Drawdown (5Y)Largest decline over 5 years | -24.92% | -24.60% | -0.32% |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.81% | — |
Current DrawdownCurrent decline from peak | -13.75% | -8.93% | -4.82% |
Average DrawdownAverage peak-to-trough decline | -6.28% | -8.76% | +2.48% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.64% | 2.49% | +1.15% |
Volatility
MUOIX vs. PREIX - Volatility Comparison
Morgan Stanley Institutional Fund, Inc. US Core Portfolio (MUOIX) and T. Rowe Price Equity Index 500 Fund (PREIX) have volatilities of 4.30% and 4.25%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MUOIX | PREIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.30% | 4.25% | +0.05% |
Volatility (6M)Calculated over the trailing 6-month period | 9.67% | 9.03% | +0.64% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.00% | 18.09% | -0.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.99% | 16.95% | +1.04% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.23% | 18.06% | +2.17% |