SFNNX vs. DFISX

Last updated Jun 14, 2026

SFNNX (Schwab Fundamental International Large Company Index Fund) and DFISX (DFA International Small Company Portfolio) are both mutual funds - SFNNX is a Foreign Large Cap Equities fund managed by Charles Schwab, while DFISX is a Foreign Small & Mid Cap Equities fund managed by Dimensional. Over the past 10 years, SFNNX returned 11.97%/yr vs 8.53%/yr for DFISX. Their correlation of 0.92 suggests significant overlap in exposure. SFNNX charges 0.25%/yr vs 0.39%/yr for DFISX.

Performance

SFNNX vs. DFISX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Schwab Fundamental International Large Company Index Fund (SFNNX) and DFA International Small Company Portfolio (DFISX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SFNNX achieves a 18.29% return, which is significantly higher than DFISX's 7.65% return. Over the past 10 years, SFNNX has outperformed DFISX with an annualized return of 11.97%, while DFISX has yielded a comparatively lower 8.53% annualized return.

SFNNX

• 1D: 3.14%
• 1M: -0.06%
• YTD: 18.29%
• 6M: 20.46%
• 1Y: 40.42%
• 3Y*: 22.71%
• 5Y*: 12.78%
• 10Y*: 11.97%

DFISX

• 1D: 2.27%
• 1M: 0.36%
• YTD: 7.65%
• 6M: 9.88%
• 1Y: 23.06%
• 3Y*: 17.56%
• 5Y*: 6.74%
• 10Y*: 8.53%

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

SFNNX vs. DFISX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SFNNX Schwab Fundamental International Large Company Index Fund	18.29%	41.06%	2.27%	19.88%	-7.95%	14.38%	4.35%	18.09%	-13.96%	23.95%
DFISX DFA International Small Company Portfolio	7.65%	36.35%	3.76%	14.46%	-17.13%	10.71%	9.27%	24.18%	-19.42%	24.78%

Correlation

The correlation between SFNNX and DFISX is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.89
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (10Y) Calculated over the trailing 10-year period	0.91
Correlation (All Time) Calculated using the full available price history since Jan 2, 2008	0.92

The correlation between SFNNX and DFISX has been stable across timeframes, ranging from 0.89 to 0.92 - a consistent structural relationship.

Return for Risk

SFNNX vs. DFISX — Risk / Return Rank

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

SFNNX

SFNNX Risk / Return Rank: 88
SFNNX Sharpe Ratio Rank: 91
SFNNX Sortino Ratio Rank: 84
SFNNX Omega Ratio Rank: 84
SFNNX Calmar Ratio Rank: 90
SFNNX Martin Ratio Rank: 89

DFISX

DFISX Risk / Return Rank: 44
DFISX Sharpe Ratio Rank: 48
DFISX Sortino Ratio Rank: 48
DFISX Omega Ratio Rank: 46
DFISX Calmar Ratio Rank: 38
DFISX Martin Ratio Rank: 39

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.

SFNNX vs. DFISX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Schwab Fundamental International Large Company Index Fund (SFNNX) and DFA International Small Company Portfolio (DFISX). 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.

	SFNNX	DFISX	Difference
Sharpe ratio: Return per unit of total volatility	2.65	1.60	+1.05
Sortino ratio: Return per unit of downside risk	3.41	2.28	+1.13
Omega ratio: Gain probability vs. loss probability	1.48	1.29	+0.19
Calmar ratio: Return relative to maximum drawdown	3.80	1.90	+1.90
Martin ratio: Return relative to average drawdown	13.95	6.86	+7.09

SFNNX vs. DFISX - Sharpe Ratio Comparison

The current SFNNX Sharpe Ratio is 2.65, which is higher than the DFISX Sharpe Ratio of 1.60. The chart below compares the historical Sharpe Ratios of SFNNX and DFISX, 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

SFNNX vs. DFISX - Drawdown Comparison

The maximum SFNNX drawdown since its inception was -59.60%, roughly equal to the maximum DFISX drawdown of -60.66%. Use the drawdown chart below to compare losses from any high point for SFNNX and DFISX.

Drawdown Indicators

	SFNNX	DFISX	Difference
Max Drawdown Largest peak-to-trough decline	-59.60%	-60.66%	+1.06%
Max Drawdown (1Y) Largest decline over 1 year	-10.63%	-11.96%	+1.33%
Max Drawdown (3Y) Largest decline over 3 years	-13.78%	-13.68%	-0.10%
Max Drawdown (5Y) Largest decline over 5 years	-25.66%	-35.06%	+9.40%
Max Drawdown (10Y) Largest decline over 10 years	-40.23%	-43.00%	+2.77%
Current Drawdown Current decline from peak	-2.67%	-3.11%	+0.44%
Average Drawdown Average peak-to-trough decline	-11.95%	-11.64%	-0.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.89%	3.29%	-0.40%

Volatility

SFNNX vs. DFISX - Volatility Comparison

Schwab Fundamental International Large Company Index Fund (SFNNX) has a higher volatility of 6.43% compared to DFA International Small Company Portfolio (DFISX) at 4.59%. This indicates that SFNNX's price experiences larger fluctuations and is considered to be riskier than DFISX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SFNNX	DFISX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.43%	4.59%	+1.84%
Volatility (6M) Calculated over the trailing 6-month period	12.71%	11.57%	+1.14%
Volatility (1Y) Calculated over the trailing 1-year period	15.24%	14.17%	+1.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.73%	15.96%	-0.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.33%	16.21%	+1.12%

SFNNX vs. DFISX - Expense Ratio Comparison

SFNNX has a 0.25% expense ratio, which is lower than DFISX's 0.39% expense ratio.

Dividends

SFNNX vs. DFISX - Dividend Comparison

SFNNX's dividend yield for the trailing twelve months is around 4.32%, more than DFISX's 2.92% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DFISX DFA International Small Company Portfolio	2.92%	3.19%	3.39%	3.01%	3.51%	3.06%	1.71%	4.54%	7.74%	1.27%	4.44%	4.47%
SFNNX Schwab Fundamental International Large Company Index Fund	4.32%	5.11%	3.61%	3.26%	2.92%	3.81%	2.42%	3.69%	3.51%	2.70%	3.21%	2.92%

Frequently Asked Questions

Can I hold both SFNNX and DFISX in my portfolio?

SFNNX and DFISX have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SFNNX or DFISX?

SFNNX has higher volatility (6.43%) compared to DFISX (4.59%). In terms of maximum drawdown, SFNNX dropped -59.60% vs DFISX's -60.66%.

Which has better risk-adjusted returns?

SFNNX currently has the higher Sharpe Ratio (2.65 vs 1.60), 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.