SCPAX vs. SSEYX

Last updated Aug 1, 2026

SCPAX (SEI Institutional Investments Trust Large Cap Disciplined Equity Fund) and SSEYX (State Street Equity 500 Index II Portfolio) are both Large Cap Blend Equities funds. Over the past 10 years, SCPAX returned 13.76%/yr vs 14.91%/yr for SSEYX. Their 0.97 correlation means they have historically moved very closely together. SCPAX charges 0.47%/yr vs 0.02%/yr for SSEYX.

Performance

SCPAX vs. SSEYX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SEI Institutional Investments Trust Large Cap Disciplined Equity Fund (SCPAX) and State Street Equity 500 Index II Portfolio (SSEYX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SCPAX achieves a 11.85% return, which is significantly higher than SSEYX's 9.35% return. Over the past 10 years, SCPAX has underperformed SSEYX with an annualized return of 13.76%, while SSEYX has yielded a comparatively higher 14.91% annualized return.

SCPAX

• 1D: 1.44%
• 1M: 1.01%
• 6M: 9.60%
• YTD: 11.85%
• 1Y: 23.90%
• 3Y*: 19.74%
• 5Y*: 13.20%
• 10Y*: 13.76%
• ALL TIME*: 8.62%

SSEYX

• 1D: 1.66%
• 1M: -0.56%
• 6M: 7.79%
• YTD: 9.35%
• 1Y: 20.31%
• 3Y*: 18.92%
• 5Y*: 12.61%
• 10Y*: 14.91%
• ALL TIME*: 13.55%

*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)
SCPAX SEI Institutional Investments Trust Large Cap Disciplined Equity Fund	$0.00	$0.00	$0.00
SSEYX State Street Equity 500 Index II Portfolio	$0.00	$0.00	$0.00

SCPAX vs. SSEYX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SCPAX SEI Institutional Investments Trust Large Cap Disciplined Equity Fund	11.85%	17.63%	23.52%	23.34%	-15.28%	30.28%	11.94%	27.89%	-7.38%	19.78%
SSEYX State Street Equity 500 Index II Portfolio	9.35%	17.52%	25.01%	26.29%	-18.18%	28.58%	18.28%	31.42%	-4.54%	21.72%

Correlation

The correlation between SCPAX and SSEYX is 0.96 - they have historically moved very closely together. At this level, their price movements offset little of one another.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.96
Correlation (3Y) Balances recent behavior with more history.	0.95
Correlation (5Y) Shows whether the relationship held over a longer period.	0.97
Correlation (10Y) Provides a long-term view across more market conditions.	0.97
Correlation (All Time) Calculated using the full available price history since Aug 14, 2014	0.97

The correlation between SCPAX and SSEYX has been stable across timeframes, ranging from 0.95 to 0.97 - a consistent structural relationship.

Return for Risk

SCPAX vs. SSEYX — Risk / Return Rank

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

SCPAX

SCPAX Risk / Return Rank: 78
SCPAX Sharpe Ratio Rank: 77
SCPAX Sortino Ratio Rank: 73
SCPAX Omega Ratio Rank: 73
SCPAX Calmar Ratio Rank: 79
SCPAX Martin Ratio Rank: 89

SSEYX

SSEYX Risk / Return Rank: 61
SSEYX Sharpe Ratio Rank: 58
SSEYX Sortino Ratio Rank: 55
SSEYX Omega Ratio Rank: 55
SSEYX Calmar Ratio Rank: 62
SSEYX Martin Ratio Rank: 73

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.

SCPAX vs. SSEYX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SEI Institutional Investments Trust Large Cap Disciplined Equity Fund (SCPAX) and State Street Equity 500 Index II Portfolio (SSEYX). 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.

	SCPAX	SSEYX	Difference
Sharpe ratio: Return per unit of total volatility	1.84	1.41	+0.44
Sortino ratio: Return per unit of downside risk	2.55	1.97	+0.59
Omega ratio: Gain probability vs. loss probability	1.33	1.25	+0.07
Calmar ratio: Return relative to maximum drawdown	2.66	2.03	+0.63
Martin ratio: Return relative to average drawdown	12.17	8.72	+3.45

SCPAX vs. SSEYX - Sharpe Ratio Comparison

The current SCPAX Sharpe Ratio is 1.84, which is higher than the SSEYX Sharpe Ratio of 1.41. The chart below compares the historical Sharpe Ratios of SCPAX and SSEYX, 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

SCPAX vs. SSEYX - Drawdown Comparison

The maximum SCPAX drawdown since its inception was -62.45%, which is greater than SSEYX's maximum drawdown of -33.75%. Use the drawdown chart below to compare losses from any high point for SCPAX and SSEYX.

Drawdown Indicators

	SCPAX	SSEYX	Difference
Max Drawdown Largest peak-to-trough decline	-62.45%	-33.75%	-28.70%
Max Drawdown (1Y) Largest decline over 1 year	-8.31%	-8.88%	+0.57%
Max Drawdown (3Y) Largest decline over 3 years	-26.22%	-18.74%	-7.48%
Max Drawdown (5Y) Largest decline over 5 years	-38.69%	-24.52%	-14.17%
Max Drawdown (10Y) Largest decline over 10 years	-38.69%	-33.75%	-4.94%
Current Drawdown Current decline from peak	-0.83%	-2.11%	+1.28%
Average Drawdown Average peak-to-trough decline	-12.29%	-4.06%	-8.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.81%	2.07%	-0.26%

Volatility

SCPAX vs. SSEYX - Volatility Comparison

The current volatility for SEI Institutional Investments Trust Large Cap Disciplined Equity Fund (SCPAX) is 3.19%, while State Street Equity 500 Index II Portfolio (SSEYX) has a volatility of 3.45%. This indicates that SCPAX experiences smaller price fluctuations and is considered to be less risky than SSEYX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SCPAX	SSEYX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.19%	3.45%	-0.26%
Volatility (6M) Calculated over the trailing 6-month period	9.41%	10.09%	-0.68%
Volatility (1Y) Calculated over the trailing 1-year period	11.99%	12.84%	-0.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.79%	17.02%	+7.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.18%	18.07%	+4.11%

SCPAX vs. SSEYX - Expense Ratio Comparison

SCPAX has a 0.47% expense ratio, which is higher than SSEYX's 0.02% expense ratio.

Dividends

SCPAX vs. SSEYX - Dividend Comparison

SCPAX's dividend yield for the trailing twelve months is around 13.44%, more than SSEYX's 1.27% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SCPAX SEI Institutional Investments Trust Large Cap Disciplined Equity Fund	13.44%	15.03%	21.17%	3.99%	5.69%	31.78%	8.75%	13.15%	33.17%	14.67%	5.33%	15.69%
SSEYX State Street Equity 500 Index II Portfolio	1.27%	1.38%	1.93%	1.46%	1.57%	2.48%	3.63%	2.36%	5.91%	5.37%	2.29%	3.47%

Frequently Asked Questions

Can I hold both SCPAX and SSEYX in my portfolio?

With a correlation of 0.96, SCPAX and SSEYX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, SCPAX or SSEYX?

SSEYX has higher volatility (3.45%) compared to SCPAX (3.19%). In terms of maximum drawdown, SCPAX dropped -62.45% vs SSEYX's -33.75%.

Which has better risk-adjusted returns?

SCPAX currently has the higher Sharpe Ratio (1.84 vs 1.41), 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.