FSJPX vs. DFJSX

Last updated Jun 4, 2026

FSJPX (Fidelity SAI Japan Stock Index Fund) and DFJSX (DFA Japanese Small Company Portfolio) are both Japan Equities funds. Over the past 5 years, FSJPX returned 9.32%/yr vs 9.64%/yr for DFJSX. Their correlation of 0.86 suggests significant overlap in exposure. FSJPX charges 0.11%/yr vs 0.42%/yr for DFJSX.

Performance

FSJPX vs. DFJSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity SAI Japan Stock Index Fund (FSJPX) and DFA Japanese Small Company Portfolio (DFJSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FSJPX achieves a 16.24% return, which is significantly higher than DFJSX's 12.93% return.

FSJPX

• 1D: 0.00%
• 1M: 5.37%
• YTD: 16.24%
• 6M: 17.54%
• 1Y: 32.39%
• 3Y*: 18.94%
• 5Y*: 9.32%
• 10Y*: —

DFJSX

• 1D: -0.75%
• 1M: 2.86%
• YTD: 12.93%
• 6M: 16.13%
• 1Y: 30.71%
• 3Y*: 20.03%
• 5Y*: 9.64%
• 10Y*: 8.65%

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

FSJPX vs. DFJSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
FSJPX Fidelity SAI Japan Stock Index Fund	16.24%	26.39%	7.19%	20.25%	-17.02%	1.16%
DFJSX DFA Japanese Small Company Portfolio	12.93%	31.65%	4.35%	17.08%	-11.36%	-0.39%

Correlation

The correlation between FSJPX and DFJSX is 0.78, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.78
Correlation (3Y) Calculated over the trailing 3-year period	0.83
Correlation (5Y) Calculated over the trailing 5-year period	0.86
Correlation (All Time) Calculated using the full available price history since May 28, 2021	0.86

The correlation between FSJPX and DFJSX has been stable across timeframes, ranging from 0.78 to 0.86 - a consistent structural relationship.

Return for Risk

FSJPX vs. DFJSX — Risk / Return Rank

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

FSJPX

FSJPX Risk / Return Rank: 31
FSJPX Sharpe Ratio Rank: 27
FSJPX Sortino Ratio Rank: 27
FSJPX Omega Ratio Rank: 28
FSJPX Calmar Ratio Rank: 37
FSJPX Martin Ratio Rank: 36

DFJSX

DFJSX Risk / Return Rank: 38
DFJSX Sharpe Ratio Rank: 39
DFJSX Sortino Ratio Rank: 38
DFJSX Omega Ratio Rank: 39
DFJSX Calmar Ratio Rank: 39
DFJSX Martin Ratio Rank: 33

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.

FSJPX vs. DFJSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity SAI Japan Stock Index Fund (FSJPX) and DFA Japanese Small Company Portfolio (DFJSX). 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.

	FSJPX	DFJSX	Difference
Sharpe ratio: Return per unit of total volatility	1.49	1.83	-0.34
Sortino ratio: Return per unit of downside risk	2.15	2.60	-0.45
Omega ratio: Gain probability vs. loss probability	1.27	1.33	-0.06
Calmar ratio: Return relative to maximum drawdown	2.28	2.36	-0.08
Martin ratio: Return relative to average drawdown	7.89	7.54	+0.35
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FSJPX vs. DFJSX - Sharpe Ratio Comparison

The current FSJPX Sharpe Ratio is 1.49, which is comparable to the DFJSX Sharpe Ratio of 1.83. The chart below compares the historical Sharpe Ratios of FSJPX and DFJSX, 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

	FSJPX	DFJSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.49	1.83	-0.34
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.51	0.60	-0.09
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.52	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.53	0.30	+0.23

Drawdowns

FSJPX vs. DFJSX - Drawdown Comparison

The maximum FSJPX drawdown since its inception was -32.91%, smaller than the maximum DFJSX drawdown of -76.17%. Use the drawdown chart below to compare losses from any high point for FSJPX and DFJSX.

Drawdown Indicators

	FSJPX	DFJSX	Difference
Max Drawdown Largest peak-to-trough decline	-32.91%	-76.17%	+43.26%
Max Drawdown (1Y) Largest decline over 1 year	-13.59%	-12.53%	-1.06%
Max Drawdown (3Y) Largest decline over 3 years	-15.45%	-13.31%	-2.14%
Max Drawdown (5Y) Largest decline over 5 years	-32.91%	-31.39%	-1.52%
Max Drawdown (10Y) Largest decline over 10 years	—	-40.32%	—
Current Drawdown Current decline from peak	-0.15%	-3.94%	+3.79%
Average Drawdown Average peak-to-trough decline	-9.85%	-30.09%	+20.24%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.94%	3.91%	+0.03%

Volatility

FSJPX vs. DFJSX - Volatility Comparison

Fidelity SAI Japan Stock Index Fund (FSJPX) has a higher volatility of 4.52% compared to DFA Japanese Small Company Portfolio (DFJSX) at 3.51%. This indicates that FSJPX's price experiences larger fluctuations and is considered to be riskier than DFJSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FSJPX	DFJSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.52%	3.51%	+1.01%
Volatility (6M) Calculated over the trailing 6-month period	15.40%	12.46%	+2.94%
Volatility (1Y) Calculated over the trailing 1-year period	20.84%	16.25%	+4.59%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.36%	16.15%	+2.21%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.35%	16.59%	+1.76%

FSJPX vs. DFJSX - Expense Ratio Comparison

FSJPX has a 0.11% expense ratio, which is lower than DFJSX's 0.42% expense ratio.

Dividends

FSJPX vs. DFJSX - Dividend Comparison

FSJPX's dividend yield for the trailing twelve months is around 4.52%, more than DFJSX's 3.09% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DFJSX DFA Japanese Small Company Portfolio	3.09%	3.49%	3.16%	6.45%	5.44%	5.26%	2.14%	3.98%	7.50%	2.41%	1.97%	1.38%
FSJPX Fidelity SAI Japan Stock Index Fund	4.52%	5.25%	2.26%	4.10%	2.28%	0.97%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FSJPX and DFJSX in my portfolio?

FSJPX and DFJSX have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FSJPX or DFJSX?

FSJPX has higher volatility (4.52%) compared to DFJSX (3.51%). In terms of maximum drawdown, FSJPX dropped -32.91% vs DFJSX's -76.17%.

Which has better risk-adjusted returns?

DFJSX currently has the higher Sharpe Ratio (1.83 vs 1.49), 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.