TGVIX vs. TBWIX

Last updated Jun 4, 2026

TGVIX (Thornburg International Equity I) and TBWIX (Thornburg Better World International Fund) are both Foreign Large Cap Equities funds from Thornburg. Over the past 10 years, TGVIX returned 10.78%/yr vs 10.68%/yr for TBWIX. Their correlation of 0.92 suggests significant overlap in exposure. TGVIX charges 0.90%/yr vs 1.21%/yr for TBWIX.

Performance

TGVIX vs. TBWIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Thornburg International Equity I (TGVIX) and Thornburg Better World International Fund (TBWIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TGVIX achieves a 12.30% return, which is significantly higher than TBWIX's 4.58% return. Both investments have delivered pretty close results over the past 10 years, with TGVIX having a 10.78% annualized return and TBWIX not far behind at 10.68%.

TGVIX

• 1D: 1.28%
• 1M: 4.81%
• YTD: 12.30%
• 6M: 14.53%
• 1Y: 26.52%
• 3Y*: 21.30%
• 5Y*: 9.35%
• 10Y*: 10.78%

TBWIX

• 1D: 1.07%
• 1M: 3.43%
• YTD: 4.58%
• 6M: 6.00%
• 1Y: 14.22%
• 3Y*: 12.30%
• 5Y*: 6.26%
• 10Y*: 10.68%

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

TGVIX vs. TBWIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TGVIX Thornburg International Equity I	12.30%	34.20%	11.60%	16.01%	-16.74%	7.59%	22.64%	29.09%	-19.85%	25.52%
TBWIX Thornburg Better World International Fund	4.58%	24.25%	7.10%	12.72%	-18.02%	20.88%	26.67%	24.57%	-13.61%	22.88%

Correlation

The correlation between TGVIX and TBWIX is 0.95 - 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	0.95
Correlation (3Y) Calculated over the trailing 3-year period	0.95
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.92
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.92

The correlation between TGVIX and TBWIX has been stable across timeframes, ranging from 0.92 to 0.95 - a consistent structural relationship.

Return for Risk

TGVIX vs. TBWIX — Risk / Return Rank

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

TGVIX

TGVIX Risk / Return Rank: 47
TGVIX Sharpe Ratio Rank: 51
TGVIX Sortino Ratio Rank: 48
TGVIX Omega Ratio Rank: 49
TGVIX Calmar Ratio Rank: 44
TGVIX Martin Ratio Rank: 42

TBWIX

TBWIX Risk / Return Rank: 14
TBWIX Sharpe Ratio Rank: 15
TBWIX Sortino Ratio Rank: 15
TBWIX Omega Ratio Rank: 15
TBWIX Calmar Ratio Rank: 12
TBWIX Martin Ratio Rank: 13

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.

TGVIX vs. TBWIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thornburg International Equity I (TGVIX) and Thornburg Better World International Fund (TBWIX). 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.

	TGVIX	TBWIX	Difference
Sharpe ratio: Return per unit of total volatility	2.11	1.06	+1.05
Sortino ratio: Return per unit of downside risk	2.94	1.57	+1.38
Omega ratio: Gain probability vs. loss probability	1.39	1.20	+0.19
Calmar ratio: Return relative to maximum drawdown	2.53	1.14	+1.39
Martin ratio: Return relative to average drawdown	8.95	3.91	+5.04
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TGVIX vs. TBWIX - Sharpe Ratio Comparison

The current TGVIX Sharpe Ratio is 2.11, which is higher than the TBWIX Sharpe Ratio of 1.06. The chart below compares the historical Sharpe Ratios of TGVIX and TBWIX, 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

	TGVIX	TBWIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.11	1.06	+1.05
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.57	0.36	+0.21
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.65	0.64	+0.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.51	0.63	-0.13

Drawdowns

TGVIX vs. TBWIX - Drawdown Comparison

The maximum TGVIX drawdown since its inception was -56.19%, which is greater than TBWIX's maximum drawdown of -40.11%. Use the drawdown chart below to compare losses from any high point for TGVIX and TBWIX.

Drawdown Indicators

	TGVIX	TBWIX	Difference
Max Drawdown Largest peak-to-trough decline	-56.19%	-40.11%	-16.08%
Max Drawdown (1Y) Largest decline over 1 year	-10.32%	-12.01%	+1.69%
Max Drawdown (3Y) Largest decline over 3 years	-12.03%	-12.49%	+0.46%
Max Drawdown (5Y) Largest decline over 5 years	-39.46%	-40.11%	+0.65%
Max Drawdown (10Y) Largest decline over 10 years	-39.46%	-40.11%	+0.65%
Current Drawdown Current decline from peak	0.00%	-2.29%	+2.29%
Average Drawdown Average peak-to-trough decline	-12.11%	-10.22%	-1.89%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.92%	3.49%	-0.57%

Volatility

TGVIX vs. TBWIX - Volatility Comparison

Thornburg International Equity I (TGVIX) has a higher volatility of 3.92% compared to Thornburg Better World International Fund (TBWIX) at 3.72%. This indicates that TGVIX's price experiences larger fluctuations and is considered to be riskier than TBWIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TGVIX	TBWIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.92%	3.72%	+0.20%
Volatility (6M) Calculated over the trailing 6-month period	10.00%	10.19%	-0.19%
Volatility (1Y) Calculated over the trailing 1-year period	12.38%	12.88%	-0.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.51%	17.63%	-1.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.69%	16.86%	-0.17%

TGVIX vs. TBWIX - Expense Ratio Comparison

TGVIX has a 0.90% expense ratio, which is lower than TBWIX's 1.21% expense ratio.

Dividends

TGVIX vs. TBWIX - Dividend Comparison

TGVIX's dividend yield for the trailing twelve months is around 3.26%, more than TBWIX's 1.46% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TBWIX Thornburg Better World International Fund	1.46%	1.53%	1.40%	1.55%	0.87%	15.10%	0.40%	1.17%	10.14%	3.53%	5.99%	0.00%
TGVIX Thornburg International Equity I	3.26%	3.67%	6.91%	2.37%	2.01%	14.20%	3.11%	6.36%	1.76%	17.06%	1.90%	18.62%

Frequently Asked Questions

Can I hold both TGVIX and TBWIX in my portfolio?

With a correlation of 0.95, TGVIX and TBWIX 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, TGVIX or TBWIX?

TGVIX has higher volatility (3.92%) compared to TBWIX (3.72%). In terms of maximum drawdown, TGVIX dropped -56.19% vs TBWIX's -40.11%.

Which has better risk-adjusted returns?

TGVIX currently has the higher Sharpe Ratio (2.11 vs 1.06), 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.