TGVIX vs. SFNNX

Last updated Aug 4, 2026

TGVIX (Thornburg International Equity I) and SFNNX (Schwab Fundamental International Equity Index Fund) are both Foreign Large Cap Equities funds. TGVIX is actively managed, while SFNNX is passively managed. Over the past 10 years, TGVIX returned 11.25%/yr vs 11.77%/yr for SFNNX. Their correlation of 0.84 means they have usually moved in the same direction. TGVIX charges 0.90%/yr vs 0.25%/yr for SFNNX.

Performance

TGVIX vs. SFNNX - Performance Comparison

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

Returns By Period

In the year-to-date period, TGVIX achieves a 14.64% return, which is significantly lower than SFNNX's 19.94% return. Both investments have delivered pretty close results over the past 10 years, with TGVIX having a 11.25% annualized return and SFNNX not far ahead at 11.77%.

TGVIX

• 1D: 0.94%
• 1M: 4.01%
• 6M: 9.02%
• YTD: 14.64%
• 1Y: 26.91%
• 3Y*: 20.32%
• 5Y*: 10.98%
• 10Y*: 11.25%
• ALL TIME*: 8.56%

SFNNX

• 1D: -0.48%
• 1M: 2.97%
• 6M: 11.74%
• YTD: 19.94%
• 1Y: 40.34%
• 3Y*: 21.68%
• 5Y*: 14.12%
• 10Y*: 11.77%
• ALL TIME*: 5.91%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
SFNNX Schwab Fundamental International Equity Index Fund	$0.00	$0.00	$0.00
TGVIX Thornburg International Equity I	$0.00	$0.00	$0.00

TGVIX vs. SFNNX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TGVIX Thornburg International Equity I	14.64%	34.20%	11.60%	16.01%	-16.74%	7.59%	22.64%	29.09%	-19.85%	25.52%
SFNNX Schwab Fundamental International Equity Index Fund	19.94%	41.06%	2.27%	19.88%	-7.95%	14.38%	4.35%	18.09%	-13.96%	23.95%

Correlation

The correlation between TGVIX and SFNNX is 0.82, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.82
Correlation (3Y) Balances recent behavior with more history.	0.83
Correlation (5Y) Shows whether the relationship held over a longer period.	0.83
Correlation (10Y) Provides a long-term view across more market conditions.	0.82
Correlation (All Time) Calculated using the full available price history since Jan 2, 2008	0.84

The correlation between TGVIX and SFNNX has been stable across timeframes, ranging from 0.82 to 0.84 - a consistent structural relationship.

Return for Risk

TGVIX vs. SFNNX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

TGVIX

TGVIX Risk / Return Rank: 77
TGVIX Sharpe Ratio Rank: 84
TGVIX Sortino Ratio Rank: 80
TGVIX Omega Ratio Rank: 79
TGVIX Calmar Ratio Rank: 75
TGVIX Martin Ratio Rank: 66

SFNNX

SFNNX Risk / Return Rank: 91
SFNNX Sharpe Ratio Rank: 95
SFNNX Sortino Ratio Rank: 89
SFNNX Omega Ratio Rank: 89
SFNNX Calmar Ratio Rank: 92
SFNNX Martin Ratio Rank: 91

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

TGVIX vs. SFNNX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thornburg International Equity I (TGVIX) and Schwab Fundamental International Equity Index Fund (SFNNX). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	TGVIX	SFNNX	Difference
Sharpe ratio: Return per unit of total volatility	2.06	2.59	-0.53
Sortino ratio: Return per unit of downside risk	2.84	3.35	-0.51
Omega ratio: Gain probability vs. loss probability	1.37	1.47	-0.10
Calmar ratio: Return relative to maximum drawdown	2.56	3.80	-1.25
Martin ratio: Return relative to average drawdown	8.92	13.08	-4.17

TGVIX vs. SFNNX - Sharpe Ratio Comparison

The current TGVIX Sharpe Ratio is 2.06, which is comparable to the SFNNX Sharpe Ratio of 2.59. The chart below compares the historical Sharpe Ratios of TGVIX and SFNNX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

TGVIX vs. SFNNX - Drawdown Comparison

The maximum TGVIX drawdown since its inception was -56.19%, smaller than the maximum SFNNX drawdown of -59.60%. Use the drawdown chart below to compare losses from any high point for TGVIX and SFNNX.

Drawdown Indicators

	TGVIX	SFNNX	Difference
Max Drawdown Largest peak-to-trough decline	-56.19%	-59.60%	+3.41%
Max Drawdown (1Y) Largest decline over 1 year	-10.32%	-10.63%	+0.31%
Max Drawdown (3Y) Largest decline over 3 years	-12.03%	-13.78%	+1.75%
Max Drawdown (5Y) Largest decline over 5 years	-39.46%	-25.66%	-13.80%
Max Drawdown (10Y) Largest decline over 10 years	-39.46%	-40.23%	+0.77%
Current Drawdown Current decline from peak	0.00%	-1.30%	+1.30%
Average Drawdown Average peak-to-trough decline	-12.04%	-11.89%	-0.15%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.95%	3.08%	-0.13%

Volatility

TGVIX vs. SFNNX - Volatility Comparison

The current volatility for Thornburg International Equity I (TGVIX) is 3.17%, while Schwab Fundamental International Equity Index Fund (SFNNX) has a volatility of 4.81%. This indicates that TGVIX experiences smaller price fluctuations and is considered to be less risky than SFNNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TGVIX	SFNNX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.17%	4.81%	-1.64%
Volatility (6M) Calculated over the trailing 6-month period	10.47%	13.58%	-3.11%
Volatility (1Y) Calculated over the trailing 1-year period	12.81%	15.65%	-2.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.51%	15.76%	+0.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.47%	17.07%	-0.60%

TGVIX vs. SFNNX - Expense Ratio Comparison

TGVIX has a 0.90% expense ratio, which is higher than SFNNX's 0.25% expense ratio.

Dividends

TGVIX vs. SFNNX - Dividend Comparison

TGVIX's dividend yield for the trailing twelve months is around 3.20%, less than SFNNX's 4.26% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SFNNX Schwab Fundamental International Equity Index Fund	4.26%	5.11%	3.61%	3.26%	2.92%	3.81%	2.42%	3.69%	3.51%	2.70%	3.21%	2.92%
TGVIX Thornburg International Equity I	3.20%	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 SFNNX in my portfolio?

TGVIX and SFNNX have a correlation of 0.82, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TGVIX or SFNNX?

SFNNX has higher volatility (4.81%) compared to TGVIX (3.17%). In terms of maximum drawdown, TGVIX dropped -56.19% vs SFNNX's -59.60%.

Which has better risk-adjusted returns?

SFNNX currently has the higher Sharpe Ratio (2.59 vs 2.06), 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.