SPINX vs. SLCAX
SPINX (SEI Institutional Investments Trust S&P 500 Index Fund) and SLCAX (SEI Institutional Investments Trust Large Cap Fund) are both mutual funds - SPINX is a S&P 500 fund tracking the S&P 500 Index, while SLCAX is a Large Cap Blend Equities fund managed by SEI. Over the past 10 years, SPINX returned 15.51%/yr vs 13.38%/yr for SLCAX. With a 0.97 correlation, they move nearly in lockstep. SPINX charges 0.12%/yr vs 0.47%/yr for SLCAX.
Performance
SPINX vs. SLCAX - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with SPINX having a 11.70% return and SLCAX slightly lower at 11.22%. Over the past 10 years, SPINX has outperformed SLCAX with an annualized return of 15.51%, while SLCAX has yielded a comparatively lower 13.38% annualized return.
SPINX
- 1D
- 0.17%
- 1M
- 5.83%
- YTD
- 11.70%
- 6M
- 11.84%
- 1Y
- 29.05%
- 3Y*
- 22.43%
- 5Y*
- 14.04%
- 10Y*
- 15.51%
SLCAX
- 1D
- 0.14%
- 1M
- 4.28%
- YTD
- 11.22%
- 6M
- 11.92%
- 1Y
- 27.43%
- 3Y*
- 20.92%
- 5Y*
- 11.99%
- 10Y*
- 13.38%
SPINX vs. SLCAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SPINX SEI Institutional Investments Trust S&P 500 Index Fund | 11.70% | 17.89% | 24.02% | 26.24% | -18.27% | 28.62% | 18.35% | 31.42% | -4.46% | 21.74% |
SLCAX SEI Institutional Investments Trust Large Cap Fund | 11.22% | 17.94% | 20.89% | 18.93% | -14.21% | 26.47% | 11.66% | 28.06% | -6.91% | 20.99% |
Correlation
The correlation between SPINX and SLCAX is 0.96 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.96 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.96 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.97 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.97 |
Correlation (All Time) Calculated using the full available price history since Dec 20, 2013 | 0.97 |
The correlation between SPINX and SLCAX has been stable across timeframes, ranging from 0.96 to 0.97 - a consistent structural relationship.
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Return for Risk
SPINX vs. SLCAX — Risk / Return Rank
SPINX
SLCAX
SPINX vs. SLCAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SEI Institutional Investments Trust S&P 500 Index Fund (SPINX) and SEI Institutional Investments Trust Large Cap Fund (SLCAX). 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.
| SPINX | SLCAX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.01 | ||
| Sortino ratioReturn per unit of downside risk | -0.10 | ||
| Omega ratioGain probability vs. loss probability | 1.46 | 1.46 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 3.36 | 3.50 | -0.14 |
| Martin ratioReturn relative to average drawdown | 15.72 | 16.15 | -0.43 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| SPINX | SLCAX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.53 | 2.52 | +0.01 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.63 | 0.58 | +0.05 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.74 | 0.67 | +0.08 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.72 | 0.45 | +0.27 |
Drawdowns
SPINX vs. SLCAX - Drawdown Comparison
The maximum SPINX drawdown since its inception was -33.82%, smaller than the maximum SLCAX drawdown of -56.24%. Use the drawdown chart below to compare losses from any high point for SPINX and SLCAX.
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Drawdown Indicators
| SPINX | SLCAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -33.82% | -56.24% | +22.42% |
Max Drawdown (1Y)Largest decline over 1 year | -8.92% | -8.08% | -0.84% |
Max Drawdown (3Y)Largest decline over 3 years | -32.91% | -22.33% | -10.58% |
Max Drawdown (5Y)Largest decline over 5 years | -32.91% | -33.95% | +1.04% |
Max Drawdown (10Y)Largest decline over 10 years | -33.82% | -35.87% | +2.05% |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -5.21% | -10.57% | +5.36% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.90% | 1.75% | +0.15% |
Volatility
SPINX vs. SLCAX - Volatility Comparison
SEI Institutional Investments Trust S&P 500 Index Fund (SPINX) has a higher volatility of 2.83% compared to SEI Institutional Investments Trust Large Cap Fund (SLCAX) at 2.61%. This indicates that SPINX's price experiences larger fluctuations and is considered to be riskier than SLCAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SPINX | SLCAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.83% | 2.61% | +0.22% |
Volatility (6M)Calculated over the trailing 6-month period | 8.97% | 8.60% | +0.37% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.86% | 11.23% | +0.63% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.49% | 20.79% | +1.70% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.95% | 20.11% | +0.84% |
SPINX vs. SLCAX - Expense Ratio Comparison
SPINX has a 0.12% expense ratio, which is lower than SLCAX's 0.47% expense ratio.
Dividends
SPINX vs. SLCAX - Dividend Comparison
SPINX's dividend yield for the trailing twelve months is around 10.67%, less than SLCAX's 33.73% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SLCAX SEI Institutional Investments Trust Large Cap Fund | 33.73% | 37.47% | 12.36% | 7.46% | 13.40% | 20.97% | 6.89% | 11.19% | 31.44% | 23.33% | 5.33% | 17.76% |
SPINX SEI Institutional Investments Trust S&P 500 Index Fund | 10.67% | 11.90% | 26.02% | 9.77% | 9.59% | 6.58% | 3.58% | 3.01% | 4.94% | 2.32% | 1.97% | 2.29% |
Frequently Asked Questions
With a correlation of 0.96, SPINX and SLCAX 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.
SPINX has higher volatility (2.83%) compared to SLCAX (2.61%). In terms of maximum drawdown, SPINX dropped -33.82% vs SLCAX's -56.24%.
SPINX currently has the higher Sharpe Ratio (2.53 vs 2.52), 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.
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