SAISX vs. SAUFX

Last updated Jun 5, 2026

SAISX (SA International Small Company Fund) and SAUFX (SA U.S. Fixed Income Fund) are both mutual funds - SAISX is a Foreign Small & Mid Cap Equities fund managed by SA Funds, while SAUFX is a Ultrashort Bond fund managed by SA Funds. Over the past 10 years, SAISX returned 8.41%/yr vs 1.27%/yr for SAUFX. At a 0.04 correlation, their price movements are largely independent. SAISX charges 0.74%/yr vs 0.40%/yr for SAUFX.

Performance

SAISX vs. SAUFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SA International Small Company Fund (SAISX) and SA U.S. Fixed Income Fund (SAUFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SAISX achieves a 8.34% return, which is significantly higher than SAUFX's 1.12% return. Over the past 10 years, SAISX has outperformed SAUFX with an annualized return of 8.41%, while SAUFX has yielded a comparatively lower 1.27% annualized return.

SAISX

• 1D: -1.01%
• 1M: 1.70%
• YTD: 8.34%
• 6M: 11.37%
• 1Y: 23.83%
• 3Y*: 17.78%
• 5Y*: 6.98%
• 10Y*: 8.41%

SAUFX

• 1D: 0.00%
• 1M: 0.31%
• YTD: 1.12%
• 6M: 1.26%
• 1Y: 4.59%
• 3Y*: 4.47%
• 5Y*: 1.69%
• 10Y*: 1.27%

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

SAISX vs. SAUFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SAISX SA International Small Company Fund	8.34%	35.69%	3.19%	13.87%	-17.68%	13.52%	8.54%	23.25%	-20.10%	29.04%
SAUFX SA U.S. Fixed Income Fund	1.12%	4.85%	5.23%	4.04%	-5.11%	-1.38%	0.61%	2.27%	1.28%	0.24%

Correlation

The correlation between SAISX and SAUFX is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.43
Correlation (3Y) Calculated over the trailing 3-year period	0.30
Correlation (5Y) Calculated over the trailing 5-year period	0.20
Correlation (10Y) Calculated over the trailing 10-year period	0.12
Correlation (All Time) Calculated using the full available price history since Jan 3, 2008	0.04

Over the past year, SAISX and SAUFX have become more correlated (0.43) than their long-term average of 0.04, meaning their price movements have been converging.

Return for Risk

SAISX vs. SAUFX — Risk / Return Rank

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

SAISX

SAISX Risk / Return Rank: 42
SAISX Sharpe Ratio Rank: 45
SAISX Sortino Ratio Rank: 44
SAISX Omega Ratio Rank: 43
SAISX Calmar Ratio Rank: 38
SAISX Martin Ratio Rank: 38

SAUFX

SAUFX Risk / Return Rank: 94
SAUFX Sharpe Ratio Rank: 90
SAUFX Sortino Ratio Rank: 95
SAUFX Omega Ratio Rank: 92
SAUFX Calmar Ratio Rank: 95
SAUFX Martin Ratio Rank: 96

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.

SAISX vs. SAUFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SA International Small Company Fund (SAISX) and SA U.S. Fixed Income Fund (SAUFX). 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.

	SAISX	SAUFX	Difference
Sharpe ratio: Return per unit of total volatility	1.94	3.01	-1.07
Sortino ratio: Return per unit of downside risk	2.74	4.99	-2.26
Omega ratio: Gain probability vs. loss probability	1.35	1.70	-0.35
Calmar ratio: Return relative to maximum drawdown	2.29	6.02	-3.74
Martin ratio: Return relative to average drawdown	8.10	23.39	-15.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SAISX vs. SAUFX - Sharpe Ratio Comparison

The current SAISX Sharpe Ratio is 1.94, which is lower than the SAUFX Sharpe Ratio of 3.01. The chart below compares the historical Sharpe Ratios of SAISX and SAUFX, 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

	SAISX	SAUFX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.94	3.01	-1.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.44	0.83	-0.39
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.52	0.84	-0.32
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	0.87	-0.41

Drawdowns

SAISX vs. SAUFX - Drawdown Comparison

The maximum SAISX drawdown since its inception was -61.36%, which is greater than SAUFX's maximum drawdown of -7.43%. Use the drawdown chart below to compare losses from any high point for SAISX and SAUFX.

Drawdown Indicators

	SAISX	SAUFX	Difference
Max Drawdown Largest peak-to-trough decline	-61.36%	-7.43%	-53.93%
Max Drawdown (1Y) Largest decline over 1 year	-12.00%	-0.84%	-11.16%
Max Drawdown (3Y) Largest decline over 3 years	-13.15%	-1.86%	-11.29%
Max Drawdown (5Y) Largest decline over 5 years	-33.49%	-7.34%	-26.15%
Max Drawdown (10Y) Largest decline over 10 years	-43.94%	-7.43%	-36.51%
Current Drawdown Current decline from peak	-2.44%	0.00%	-2.44%
Average Drawdown Average peak-to-trough decline	-12.63%	-0.75%	-11.88%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.23%	0.22%	+3.01%

Volatility

SAISX vs. SAUFX - Volatility Comparison

SA International Small Company Fund (SAISX) has a higher volatility of 3.91% compared to SA U.S. Fixed Income Fund (SAUFX) at 0.56%. This indicates that SAISX's price experiences larger fluctuations and is considered to be riskier than SAUFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SAISX	SAUFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.91%	0.56%	+3.35%
Volatility (6M) Calculated over the trailing 6-month period	11.05%	1.11%	+9.94%
Volatility (1Y) Calculated over the trailing 1-year period	14.18%	1.69%	+12.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.27%	2.09%	+14.18%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.32%	1.53%	+14.79%

SAISX vs. SAUFX - Expense Ratio Comparison

SAISX has a 0.74% expense ratio, which is higher than SAUFX's 0.40% expense ratio.

Dividends

SAISX vs. SAUFX - Dividend Comparison

SAISX's dividend yield for the trailing twelve months is around 5.48%, more than SAUFX's 4.17% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SAISX SA International Small Company Fund	5.48%	5.93%	3.96%	3.31%	6.05%	5.68%	1.95%	5.67%	6.70%	4.28%	4.07%	3.84%
SAUFX SA U.S. Fixed Income Fund	4.17%	3.38%	4.91%	2.58%	1.26%	0.00%	0.41%	1.86%	1.47%	0.74%	0.43%	0.26%

Frequently Asked Questions

Can I hold both SAISX and SAUFX in my portfolio?

SAISX and SAUFX have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SAISX or SAUFX?

SAISX has higher volatility (3.91%) compared to SAUFX (0.56%). In terms of maximum drawdown, SAISX dropped -61.36% vs SAUFX's -7.43%.

Which has better risk-adjusted returns?

SAUFX currently has the higher Sharpe Ratio (3.01 vs 1.94), 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.