SISAX vs. SEIAX

Last updated Aug 1, 2026

SISAX (SEI Asset Allocation Trust Tax-Managed Aggressive Strategy Fund) and SEIAX (SEI Multi-Asset Real Return Fund Class A) are both mutual funds - SISAX is a Diversified Portfolio fund managed by SEI, while SEIAX is a Inflation-Protected Bonds fund managed by SEI. Over the past 10 years, SISAX returned 10.71%/yr vs 4.43%/yr for SEIAX. Their 0.31 correlation means their historical movements had little consistent relationship. SISAX charges 0.35%/yr vs 0.21%/yr for SEIAX.

Performance

SISAX vs. SEIAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SEI Asset Allocation Trust Tax-Managed Aggressive Strategy Fund (SISAX) and SEI Multi-Asset Real Return Fund Class A (SEIAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SISAX achieves a 9.97% return, which is significantly higher than SEIAX's 9.31% return. Over the past 10 years, SISAX has outperformed SEIAX with an annualized return of 10.71%, while SEIAX has yielded a comparatively lower 4.43% annualized return.

SISAX

• 1D: 1.05%
• 1M: 0.47%
• 6M: 6.76%
• YTD: 9.97%
• 1Y: 20.66%
• 3Y*: 14.60%
• 5Y*: 8.79%
• 10Y*: 10.71%
• ALL TIME*: 8.41%

SEIAX

• 1D: -0.25%
• 1M: 3.05%
• 6M: 5.74%
• YTD: 9.31%
• 1Y: 12.98%
• 3Y*: 7.77%
• 5Y*: 6.48%
• 10Y*: 4.43%
• ALL TIME*: 2.29%

*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)
SEIAX SEI Multi-Asset Real Return Fund Class A	$0.00	$0.00	$0.00
SISAX SEI Asset Allocation Trust Tax-Managed Aggressive Strategy Fund	$0.00	$0.00	$0.00

SISAX vs. SEIAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SISAX SEI Asset Allocation Trust Tax-Managed Aggressive Strategy Fund	9.97%	18.50%	11.92%	16.12%	-14.34%	20.96%	11.25%	24.42%	-8.94%	20.14%
SEIAX SEI Multi-Asset Real Return Fund Class A	9.31%	8.50%	4.74%	-1.01%	9.20%	11.41%	-0.51%	6.33%	-2.93%	-1.12%

Correlation

The correlation between SISAX and SEIAX is -0.22, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	-0.22
Correlation (3Y) Balances recent behavior with more history.	-0.02
Correlation (5Y) Shows whether the relationship held over a longer period.	0.12
Correlation (10Y) Provides a long-term view across more market conditions.	0.24
Correlation (All Time) Calculated using the full available price history since Jan 3, 2012	0.31

The correlation between SISAX and SEIAX shifts across timeframes, from -0.22 (1 year) to 0.31 (all time), reflecting how their relationship changes across market environments.

Return for Risk

SISAX vs. SEIAX — Risk / Return Rank

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

SISAX

SISAX Risk / Return Rank: 73
SISAX Sharpe Ratio Rank: 73
SISAX Sortino Ratio Rank: 73
SISAX Omega Ratio Rank: 70
SISAX Calmar Ratio Rank: 68
SISAX Martin Ratio Rank: 79

SEIAX

SEIAX Risk / Return Rank: 86
SEIAX Sharpe Ratio Rank: 89
SEIAX Sortino Ratio Rank: 88
SEIAX Omega Ratio Rank: 84
SEIAX Calmar Ratio Rank: 86
SEIAX Martin Ratio Rank: 82

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.

SISAX vs. SEIAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SEI Asset Allocation Trust Tax-Managed Aggressive Strategy Fund (SISAX) and SEI Multi-Asset Real Return Fund Class A (SEIAX). 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.

	SISAX	SEIAX	Difference
Sharpe ratio: Return per unit of total volatility	1.77	2.24	-0.47
Sortino ratio: Return per unit of downside risk	2.54	3.25	-0.71
Omega ratio: Gain probability vs. loss probability	1.32	1.41	-0.09
Calmar ratio: Return relative to maximum drawdown	2.33	2.98	-0.65
Martin ratio: Return relative to average drawdown	10.03	10.16	-0.12

SISAX vs. SEIAX - Sharpe Ratio Comparison

The current SISAX Sharpe Ratio is 1.77, which is comparable to the SEIAX Sharpe Ratio of 2.24. The chart below compares the historical Sharpe Ratios of SISAX and SEIAX, 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

SISAX vs. SEIAX - Drawdown Comparison

The maximum SISAX drawdown since its inception was -56.25%, which is greater than SEIAX's maximum drawdown of -20.97%. Use the drawdown chart below to compare losses from any high point for SISAX and SEIAX.

Drawdown Indicators

	SISAX	SEIAX	Difference
Max Drawdown Largest peak-to-trough decline	-56.25%	-20.97%	-35.28%
Max Drawdown (1Y) Largest decline over 1 year	-8.15%	-4.29%	-3.86%
Max Drawdown (3Y) Largest decline over 3 years	-14.97%	-4.29%	-10.68%
Max Drawdown (5Y) Largest decline over 5 years	-23.64%	-7.67%	-15.97%
Max Drawdown (10Y) Largest decline over 10 years	-34.45%	-13.20%	-21.25%
Current Drawdown Current decline from peak	-0.04%	-0.74%	+0.70%
Average Drawdown Average peak-to-trough decline	-7.47%	-7.04%	-0.43%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.89%	1.26%	+0.63%

Volatility

SISAX vs. SEIAX - Volatility Comparison

SEI Asset Allocation Trust Tax-Managed Aggressive Strategy Fund (SISAX) has a higher volatility of 2.63% compared to SEI Multi-Asset Real Return Fund Class A (SEIAX) at 1.63%. This indicates that SISAX's price experiences larger fluctuations and is considered to be riskier than SEIAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SISAX	SEIAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.63%	1.63%	+1.00%
Volatility (6M) Calculated over the trailing 6-month period	8.44%	4.89%	+3.55%
Volatility (1Y) Calculated over the trailing 1-year period	10.74%	5.70%	+5.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.00%	5.67%	+8.33%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.52%	5.25%	+10.27%

SISAX vs. SEIAX - Expense Ratio Comparison

SISAX has a 0.35% expense ratio, which is higher than SEIAX's 0.21% expense ratio.

Dividends

SISAX vs. SEIAX - Dividend Comparison

SISAX's dividend yield for the trailing twelve months is around 9.44%, more than SEIAX's 2.69% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SEIAX SEI Multi-Asset Real Return Fund Class A	2.69%	2.94%	5.16%	3.77%	13.78%	10.42%	2.34%	2.13%	3.63%	1.57%	1.73%	1.01%
SISAX SEI Asset Allocation Trust Tax-Managed Aggressive Strategy Fund	9.44%	10.37%	5.01%	5.48%	11.49%	3.61%	4.03%	2.76%	5.26%	1.23%	1.29%	1.14%

Frequently Asked Questions

Can I hold both SISAX and SEIAX in my portfolio?

SISAX and SEIAX have a correlation of -0.22, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SISAX or SEIAX?

SISAX has higher volatility (2.63%) compared to SEIAX (1.63%). In terms of maximum drawdown, SISAX dropped -56.25% vs SEIAX's -20.97%.

Which has better risk-adjusted returns?

SEIAX currently has the higher Sharpe Ratio (2.24 vs 1.77), 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.