MGGIX vs. MGGPX

Last updated Jun 3, 2026

MGGIX (Morgan Stanley Institutional Fund, Inc. Global Opportunity Portfolio) and MGGPX (Morgan Stanley Global Opportunity Portfolio Class A) are both Global Equities funds. Over the past 10 years, MGGIX returned 13.61%/yr vs 13.18%/yr for MGGPX. With a 1.00 correlation, they move nearly in lockstep. MGGIX charges 0.95%/yr vs 1.25%/yr for MGGPX.

Performance

MGGIX vs. MGGPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Morgan Stanley Institutional Fund, Inc. Global Opportunity Portfolio (MGGIX) and Morgan Stanley Global Opportunity Portfolio Class A (MGGPX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with MGGIX having a 5.60% return and MGGPX slightly lower at 5.46%. Both investments have delivered pretty close results over the past 10 years, with MGGIX having a 13.61% annualized return and MGGPX not far behind at 13.18%.

MGGIX

• 1D: 1.84%
• 1M: 9.16%
• YTD: 5.60%
• 6M: -3.45%
• 1Y: -4.14%
• 3Y*: 16.69%
• 5Y*: 3.07%
• 10Y*: 13.61%

MGGPX

• 1D: 1.86%
• 1M: 9.13%
• YTD: 5.46%
• 6M: -4.35%
• 1Y: -5.16%
• 3Y*: 16.05%
• 5Y*: 2.61%
• 10Y*: 13.18%

*Multi-year figures are annualized to reflect compound growth (CAGR)

MGGIX vs. MGGPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MGGIX Morgan Stanley Institutional Fund, Inc. Global Opportunity Portfolio	5.60%	1.86%	27.50%	49.70%	-41.57%	0.22%	55.49%	35.44%	-5.65%	49.45%
MGGPX Morgan Stanley Global Opportunity Portfolio Class A	5.46%	0.77%	27.16%	49.29%	-41.77%	-0.05%	55.05%	35.03%	-5.96%	49.03%

Correlation

The correlation between MGGIX and MGGPX is 1.00 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	1.00
Correlation (3Y) Calculated over the trailing 3-year period	1.00
Correlation (5Y) Calculated over the trailing 5-year period	1.00
Correlation (10Y) Calculated over the trailing 10-year period	1.00
Correlation (All Time) Calculated using the full available price history since May 25, 2010	1.00

The correlation between MGGIX and MGGPX has been stable across timeframes, ranging from 1.00 to 1.00 - a consistent structural relationship.

Return for Risk

MGGIX vs. MGGPX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

MGGIX

MGGIX Risk / Return Rank: 2
MGGIX Sharpe Ratio Rank: 2
MGGIX Sortino Ratio Rank: 2
MGGIX Omega Ratio Rank: 2
MGGIX Calmar Ratio Rank: 2
MGGIX Martin Ratio Rank: 2

MGGPX

MGGPX Risk / Return Rank: 2
MGGPX Sharpe Ratio Rank: 2
MGGPX Sortino Ratio Rank: 2
MGGPX Omega Ratio Rank: 2
MGGPX Calmar Ratio Rank: 2
MGGPX Martin Ratio Rank: 2

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

MGGIX vs. MGGPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Morgan Stanley Institutional Fund, Inc. Global Opportunity Portfolio (MGGIX) and Morgan Stanley Global Opportunity Portfolio Class A (MGGPX). 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.

	MGGIX	MGGPX	Difference
Sharpe ratio Return per unit of total volatility	-0.16	-0.21	+0.04
Sortino ratio Return per unit of downside risk	-0.07	-0.12	+0.05
Omega ratio Gain probability vs. loss probability	0.99	0.98	+0.01
Calmar ratio Return relative to maximum drawdown	-0.13	-0.16	+0.03
Martin ratio Return relative to average drawdown	-0.28	-0.36	+0.07
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MGGIX vs. MGGPX - Sharpe Ratio Comparison

The current MGGIX Sharpe Ratio is -0.16, which is comparable to the MGGPX Sharpe Ratio of -0.21. The chart below compares the historical Sharpe Ratios of MGGIX and MGGPX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	MGGIX	MGGPX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.16	-0.21	+0.04
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.12	0.10	+0.02
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.59	0.57	+0.02
Sharpe Ratio (All Time) Calculated using the full available price history	0.53	0.68	-0.15

Drawdowns

MGGIX vs. MGGPX - Drawdown Comparison

The maximum MGGIX drawdown since its inception was -59.08%, which is greater than MGGPX's maximum drawdown of -51.83%. Use the drawdown chart below to compare losses from any high point for MGGIX and MGGPX.

Drawdown Indicators

	MGGIX	MGGPX	Difference
Max Drawdown Largest peak-to-trough decline	-59.08%	-51.83%	-7.25%
Max Drawdown (1Y) Largest decline over 1 year	-27.65%	-28.32%	+0.67%
Max Drawdown (3Y) Largest decline over 3 years	-27.65%	-28.32%	+0.67%
Max Drawdown (5Y) Largest decline over 5 years	-51.02%	-51.14%	+0.12%
Max Drawdown (10Y) Largest decline over 10 years	-51.60%	-51.83%	+0.23%
Current Drawdown Current decline from peak	-10.06%	-10.95%	+0.89%
Average Drawdown Average peak-to-trough decline	-11.23%	-9.45%	-1.78%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.35%	12.84%	-0.49%

Volatility

MGGIX vs. MGGPX - Volatility Comparison

Morgan Stanley Institutional Fund, Inc. Global Opportunity Portfolio (MGGIX) and Morgan Stanley Global Opportunity Portfolio Class A (MGGPX) have volatilities of 5.89% and 5.91%, 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.

Volatility by Period

	MGGIX	MGGPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.89%	5.91%	-0.02%
Volatility (6M) Calculated over the trailing 6-month period	19.04%	19.56%	-0.52%
Volatility (1Y) Calculated over the trailing 1-year period	21.58%	21.97%	-0.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.00%	26.08%	-0.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.05%	23.09%	-0.04%

MGGIX vs. MGGPX - Expense Ratio Comparison

MGGIX has a 0.95% expense ratio, which is lower than MGGPX's 1.25% expense ratio.

Dividends

MGGIX vs. MGGPX - Dividend Comparison

Neither MGGIX nor MGGPX has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MGGIX Morgan Stanley Institutional Fund, Inc. Global Opportunity Portfolio	0.00%	0.00%	9.27%	2.13%	22.94%	4.92%	1.16%	0.00%	0.79%	0.39%	7.04%	1.26%
MGGPX Morgan Stanley Global Opportunity Portfolio Class A	0.00%	0.00%	9.95%	2.27%	24.31%	5.14%	1.20%	0.00%	0.82%	0.40%	7.23%	1.29%

Frequently Asked Questions

Can I hold both MGGIX and MGGPX in my portfolio?

With a correlation of 1.00, MGGIX and MGGPX 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.

Which is riskier, MGGIX or MGGPX?

MGGPX has higher volatility (5.91%) compared to MGGIX (5.89%). In terms of maximum drawdown, MGGIX dropped -59.08% vs MGGPX's -51.83%.

Which has better risk-adjusted returns?

MGGIX currently has the higher Sharpe Ratio (-0.16 vs -0.21), 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.