TBGVX vs. GMODX

Last updated Jun 5, 2026

TBGVX (Tweedy, Browne International Value Fund) and GMODX (GMO Opportunistic Income Fund) are both mutual funds - TBGVX is a Foreign Large Cap Equities fund managed by Tweedy, Browne, while GMODX is a Nontraditional Bonds fund managed by GMO. Over the past 10 years, TBGVX returned 7.92%/yr vs 4.24%/yr for GMODX. At a correlation of -0.08, they often move in opposite directions. TBGVX charges 1.40%/yr vs 0.47%/yr for GMODX.

Performance

TBGVX vs. GMODX - Performance Comparison

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

Returns By Period

In the year-to-date period, TBGVX achieves a 9.94% return, which is significantly higher than GMODX's 1.06% return. Over the past 10 years, TBGVX has outperformed GMODX with an annualized return of 7.92%, while GMODX has yielded a comparatively lower 4.24% annualized return.

TBGVX

• 1D: -0.06%
• 1M: 4.06%
• YTD: 9.94%
• 6M: 11.25%
• 1Y: 17.93%
• 3Y*: 13.54%
• 5Y*: 8.11%
• 10Y*: 7.92%

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%

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

TBGVX vs. GMODX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TBGVX Tweedy, Browne International Value Fund	9.94%	23.86%	2.47%	12.48%	-7.52%	15.62%	-1.00%	14.64%	-6.72%	15.03%
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%

Correlation

The correlation between TBGVX and GMODX is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.16
Correlation (3Y) Calculated over the trailing 3-year period	0.14
Correlation (5Y) Calculated over the trailing 5-year period	0.07
Correlation (10Y) Calculated over the trailing 10-year period	-0.09
Correlation (All Time) Calculated using the full available price history since Jan 4, 2012	-0.08

The correlation between TBGVX and GMODX shifts across timeframes, from -0.09 (10 years) to 0.16 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

TBGVX vs. GMODX — Risk / Return Rank

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

TBGVX

TBGVX Risk / Return Rank: 39
TBGVX Sharpe Ratio Rank: 46
TBGVX Sortino Ratio Rank: 45
TBGVX Omega Ratio Rank: 47
TBGVX Calmar Ratio Rank: 29
TBGVX Martin Ratio Rank: 27

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

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.

TBGVX vs. GMODX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tweedy, Browne International Value Fund (TBGVX) and GMO Opportunistic Income Fund (GMODX). 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.

	TBGVX	GMODX	Difference
Sharpe ratio: Return per unit of total volatility	1.99	3.54	-1.55
Sortino ratio: Return per unit of downside risk	2.81	6.28	-3.48
Omega ratio: Gain probability vs. loss probability	1.37	1.78	-0.41
Calmar ratio: Return relative to maximum drawdown	2.00	7.30	-5.30
Martin ratio: Return relative to average drawdown	6.43	30.63	-24.20
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TBGVX vs. GMODX - Sharpe Ratio Comparison

The current TBGVX Sharpe Ratio is 1.99, which is lower than the GMODX Sharpe Ratio of 3.54. The chart below compares the historical Sharpe Ratios of TBGVX and GMODX, 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

	TBGVX	GMODX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.99	3.54	-1.55
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.73	1.01	-0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.63	1.40	-0.77
Sharpe Ratio (All Time) Calculated using the full available price history	0.75	1.38	-0.63

Drawdowns

TBGVX vs. GMODX - Drawdown Comparison

The maximum TBGVX drawdown since its inception was -50.97%, which is greater than GMODX's maximum drawdown of -8.79%. Use the drawdown chart below to compare losses from any high point for TBGVX and GMODX.

Drawdown Indicators

	TBGVX	GMODX	Difference
Max Drawdown Largest peak-to-trough decline	-50.97%	-8.79%	-42.18%
Max Drawdown (1Y) Largest decline over 1 year	-9.56%	-0.65%	-8.91%
Max Drawdown (3Y) Largest decline over 3 years	-11.45%	-4.97%	-6.48%
Max Drawdown (5Y) Largest decline over 5 years	-17.71%	-5.79%	-11.92%
Max Drawdown (10Y) Largest decline over 10 years	-31.18%	-8.79%	-22.39%
Current Drawdown Current decline from peak	-1.65%	-0.12%	-1.53%
Average Drawdown Average peak-to-trough decline	-6.08%	-0.70%	-5.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.96%	0.16%	+2.80%

Volatility

TBGVX vs. GMODX - Volatility Comparison

Tweedy, Browne International Value Fund (TBGVX) has a higher volatility of 2.67% compared to GMO Opportunistic Income Fund (GMODX) at 0.46%. This indicates that TBGVX's price experiences larger fluctuations and is considered to be riskier than GMODX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TBGVX	GMODX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.67%	0.46%	+2.21%
Volatility (6M) Calculated over the trailing 6-month period	7.78%	0.91%	+6.87%
Volatility (1Y) Calculated over the trailing 1-year period	9.61%	1.35%	+8.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.11%	3.82%	+7.29%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.67%	3.04%	+9.63%

TBGVX vs. GMODX - Expense Ratio Comparison

TBGVX has a 1.40% expense ratio, which is higher than GMODX's 0.47% expense ratio.

Dividends

TBGVX vs. GMODX - Dividend Comparison

TBGVX's dividend yield for the trailing twelve months is around 11.02%, more than GMODX's 5.01% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
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%
TBGVX Tweedy, Browne International Value Fund	11.02%	12.11%	9.95%	4.55%	5.68%	8.89%	0.94%	1.88%	6.74%	1.10%	3.16%	4.94%

Frequently Asked Questions

Can I hold both TBGVX and GMODX in my portfolio?

TBGVX and GMODX have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TBGVX or GMODX?

TBGVX has higher volatility (2.67%) compared to GMODX (0.46%). In terms of maximum drawdown, TBGVX dropped -50.97% vs GMODX's -8.79%.

Which has better risk-adjusted returns?

GMODX currently has the higher Sharpe Ratio (3.54 vs 1.99), 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.