GMODX vs. GIOTX

Last updated Jun 5, 2026

GMODX (GMO Opportunistic Income Fund) and GIOTX (GMO International Developed Equity Allocation Fund) are both mutual funds - GMODX is a Nontraditional Bonds fund managed by GMO, while GIOTX is a Foreign Large Cap Equities fund managed by GMO. Over the past 10 years, GMODX returned 4.24%/yr vs 11.92%/yr for GIOTX. At a correlation of -0.06, they often move in opposite directions. GMODX charges 0.47%/yr vs 0.00%/yr for GIOTX.

Performance

GMODX vs. GIOTX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GMO Opportunistic Income Fund (GMODX) and GMO International Developed Equity Allocation Fund (GIOTX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GMODX achieves a 1.06% return, which is significantly lower than GIOTX's 18.54% return. Over the past 10 years, GMODX has underperformed GIOTX with an annualized return of 4.24%, while GIOTX has yielded a comparatively higher 11.92% annualized return.

GMODX

• 1D: -0.04%
• 1M: 0.07%
• YTD: 1.06%
• 6M: 1.36%
• 1Y: 4.53%
• 3Y*: 5.84%
• 5Y*: 3.85%
• 10Y*: 4.24%

GIOTX

• 1D: -0.26%
• 1M: 4.51%
• YTD: 18.54%
• 6M: 21.26%
• 1Y: 41.73%
• 3Y*: 28.31%
• 5Y*: 13.79%
• 10Y*: 11.92%

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

GMODX vs. GIOTX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GMODX GMO Opportunistic Income Fund	1.06%	6.47%	6.11%	7.07%	-2.09%	2.83%	3.34%	3.83%	4.01%	6.41%
GIOTX GMO International Developed Equity Allocation Fund	18.54%	43.70%	10.66%	21.03%	-12.41%	11.14%	7.43%	24.45%	-19.66%	26.38%

Correlation

The correlation between GMODX and GIOTX is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (3Y) Calculated over the trailing 3-year period	0.21
Correlation (5Y) Calculated over the trailing 5-year period	0.12
Correlation (10Y) Calculated over the trailing 10-year period	-0.07
Correlation (All Time) Calculated using the full available price history since Jan 4, 2012	-0.06

The correlation between GMODX and GIOTX shifts across timeframes, from -0.07 (10 years) to 0.21 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

GMODX vs. GIOTX — Risk / Return Rank

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

GMODX

GMODX Risk / Return Rank: 97
GMODX Sharpe Ratio Rank: 96
GMODX Sortino Ratio Rank: 98
GMODX Omega Ratio Rank: 95
GMODX Calmar Ratio Rank: 97
GMODX Martin Ratio Rank: 98

GIOTX

GIOTX Risk / Return Rank: 82
GIOTX Sharpe Ratio Rank: 86
GIOTX Sortino Ratio Rank: 80
GIOTX Omega Ratio Rank: 78
GIOTX Calmar Ratio Rank: 85
GIOTX Martin Ratio Rank: 85

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.

GMODX vs. GIOTX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GMO Opportunistic Income Fund (GMODX) and GMO International Developed Equity Allocation Fund (GIOTX). 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.

	GMODX	GIOTX	Difference
Sharpe ratio: Return per unit of total volatility	3.54	2.78	+0.76
Sortino ratio: Return per unit of downside risk	6.28	3.83	+2.45
Omega ratio: Gain probability vs. loss probability	1.78	1.51	+0.27
Calmar ratio: Return relative to maximum drawdown	7.30	3.97	+3.33
Martin ratio: Return relative to average drawdown	30.63	15.62	+15.01
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GMODX vs. GIOTX - Sharpe Ratio Comparison

The current GMODX Sharpe Ratio is 3.54, which is comparable to the GIOTX Sharpe Ratio of 2.78. The chart below compares the historical Sharpe Ratios of GMODX and GIOTX, 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

	GMODX	GIOTX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.54	2.78	+0.76
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.01	0.90	+0.11
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.40	0.73	+0.67
Sharpe Ratio (All Time) Calculated using the full available price history	1.38	0.34	+1.04

Drawdowns

GMODX vs. GIOTX - Drawdown Comparison

The maximum GMODX drawdown since its inception was -8.79%, smaller than the maximum GIOTX drawdown of -56.51%. Use the drawdown chart below to compare losses from any high point for GMODX and GIOTX.

Drawdown Indicators

	GMODX	GIOTX	Difference
Max Drawdown Largest peak-to-trough decline	-8.79%	-56.51%	+47.72%
Max Drawdown (1Y) Largest decline over 1 year	-0.65%	-10.66%	+10.01%
Max Drawdown (3Y) Largest decline over 3 years	-4.97%	-13.40%	+8.43%
Max Drawdown (5Y) Largest decline over 5 years	-5.79%	-29.68%	+23.89%
Max Drawdown (10Y) Largest decline over 10 years	-8.79%	-39.29%	+30.50%
Current Drawdown Current decline from peak	-0.12%	-0.26%	+0.14%
Average Drawdown Average peak-to-trough decline	-0.70%	-14.24%	+13.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.16%	2.70%	-2.54%

Volatility

GMODX vs. GIOTX - Volatility Comparison

The current volatility for GMO Opportunistic Income Fund (GMODX) is 0.46%, while GMO International Developed Equity Allocation Fund (GIOTX) has a volatility of 4.40%. This indicates that GMODX experiences smaller price fluctuations and is considered to be less risky than GIOTX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GMODX	GIOTX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.46%	4.40%	-3.94%
Volatility (6M) Calculated over the trailing 6-month period	0.91%	11.99%	-11.08%
Volatility (1Y) Calculated over the trailing 1-year period	1.35%	15.22%	-13.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.82%	15.39%	-11.57%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.04%	16.34%	-13.30%

GMODX vs. GIOTX - Expense Ratio Comparison

GMODX has a 0.47% expense ratio, which is higher than GIOTX's 0.00% expense ratio.

Dividends

GMODX vs. GIOTX - Dividend Comparison

GMODX's dividend yield for the trailing twelve months is around 5.01%, less than GIOTX's 6.78% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GIOTX GMO International Developed Equity Allocation Fund	6.78%	8.04%	5.07%	6.54%	4.45%	6.67%	4.48%	3.74%	3.90%	3.15%	4.04%	3.39%
GMODX GMO Opportunistic Income Fund	5.01%	4.99%	5.28%	6.17%	5.44%	2.10%	4.15%	5.69%	4.35%	2.66%	2.55%	1.71%

Frequently Asked Questions

Can I hold both GMODX and GIOTX in my portfolio?

GMODX and GIOTX have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GMODX or GIOTX?

GIOTX has higher volatility (4.40%) compared to GMODX (0.46%). In terms of maximum drawdown, GMODX dropped -8.79% vs GIOTX's -56.51%.

Which has better risk-adjusted returns?

GMODX currently has the higher Sharpe Ratio (3.54 vs 2.78), 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.