SELCX vs. WFSPX

Last updated Jun 26, 2026

SELCX (SEI Institutional Managed Trust Large Cap Growth Fund) and WFSPX (iShares S&P 500 Index Fund Class K) are both mutual funds - SELCX is a Large Cap Growth Equities fund managed by BlackRock, while WFSPX is a S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, SELCX returned 17.60%/yr vs 15.50%/yr for WFSPX. Their correlation of 0.94 suggests significant overlap in exposure. SELCX charges 0.89%/yr vs 0.03%/yr for WFSPX.

Performance

SELCX vs. WFSPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SEI Institutional Managed Trust Large Cap Growth Fund (SELCX) and iShares S&P 500 Index Fund Class K (WFSPX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with SELCX having a 8.04% return and WFSPX slightly higher at 8.09%. Over the past 10 years, SELCX has outperformed WFSPX with an annualized return of 17.60%, while WFSPX has yielded a comparatively lower 15.50% annualized return.

SELCX

• 1D: 0.04%
• 1M: -2.56%
• YTD: 8.04%
• 6M: 6.50%
• 1Y: 21.82%
• 3Y*: 23.77%
• 5Y*: 13.13%
• 10Y*: 17.60%

WFSPX

• 1D: -0.10%
• 1M: -2.04%
• YTD: 8.09%
• 6M: 6.76%
• 1Y: 22.17%
• 3Y*: 20.73%
• 5Y*: 13.01%
• 10Y*: 15.50%

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

SELCX vs. WFSPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SELCX SEI Institutional Managed Trust Large Cap Growth Fund	8.04%	17.81%	32.24%	39.18%	-28.99%	25.73%	34.01%	33.21%	-0.93%	28.40%
WFSPX iShares S&P 500 Index Fund Class K	8.09%	17.83%	24.94%	26.25%	-18.14%	28.63%	18.43%	31.45%	-4.83%	21.27%

Correlation

The correlation between SELCX and WFSPX is 0.95, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.95
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (10Y) Calculated over the trailing 10-year period	0.94
Correlation (All Time) Calculated using the full available price history since Jan 3, 1995	0.94

The correlation between SELCX and WFSPX has been stable across timeframes, ranging from 0.93 to 0.95 - a consistent structural relationship.

Return for Risk

SELCX vs. WFSPX — Risk / Return Rank

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

SELCX

SELCX Risk / Return Rank: 37
SELCX Sharpe Ratio Rank: 37
SELCX Sortino Ratio Rank: 34
SELCX Omega Ratio Rank: 34
SELCX Calmar Ratio Rank: 36
SELCX Martin Ratio Rank: 43

WFSPX

WFSPX Risk / Return Rank: 55
WFSPX Sharpe Ratio Rank: 52
WFSPX Sortino Ratio Rank: 48
WFSPX Omega Ratio Rank: 50
WFSPX Calmar Ratio Rank: 56
WFSPX Martin Ratio Rank: 68

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.

SELCX vs. WFSPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SEI Institutional Managed Trust Large Cap Growth Fund (SELCX) and iShares S&P 500 Index Fund Class K (WFSPX). 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.

	SELCX	WFSPX	Difference
Sharpe ratio: Return per unit of total volatility	1.45	1.78	-0.33
Sortino ratio: Return per unit of downside risk	2.00	2.44	-0.44
Omega ratio: Gain probability vs. loss probability	1.26	1.32	-0.07
Calmar ratio: Return relative to maximum drawdown	1.95	2.50	-0.55
Martin ratio: Return relative to average drawdown	7.97	11.18	-3.20

SELCX vs. WFSPX - Sharpe Ratio Comparison

The current SELCX Sharpe Ratio is 1.45, which is comparable to the WFSPX Sharpe Ratio of 1.78. The chart below compares the historical Sharpe Ratios of SELCX and WFSPX, 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

SELCX vs. WFSPX - Drawdown Comparison

The maximum SELCX drawdown since its inception was -68.55%, which is greater than WFSPX's maximum drawdown of -58.21%. Use the drawdown chart below to compare losses from any high point for SELCX and WFSPX.

Drawdown Indicators

	SELCX	WFSPX	Difference
Max Drawdown Largest peak-to-trough decline	-68.55%	-58.21%	-10.34%
Max Drawdown (1Y) Largest decline over 1 year	-11.32%	-8.90%	-2.42%
Max Drawdown (3Y) Largest decline over 3 years	-34.96%	-18.74%	-16.22%
Max Drawdown (5Y) Largest decline over 5 years	-34.96%	-24.51%	-10.45%
Max Drawdown (10Y) Largest decline over 10 years	-34.96%	-33.74%	-1.22%
Current Drawdown Current decline from peak	-4.55%	-3.22%	-1.33%
Average Drawdown Average peak-to-trough decline	-22.32%	-12.75%	-9.57%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.76%	1.99%	+0.77%

Volatility

SELCX vs. WFSPX - Volatility Comparison

SEI Institutional Managed Trust Large Cap Growth Fund (SELCX) has a higher volatility of 5.92% compared to iShares S&P 500 Index Fund Class K (WFSPX) at 4.88%. This indicates that SELCX's price experiences larger fluctuations and is considered to be riskier than WFSPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SELCX	WFSPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.92%	4.88%	+1.04%
Volatility (6M) Calculated over the trailing 6-month period	12.16%	9.89%	+2.27%
Volatility (1Y) Calculated over the trailing 1-year period	15.30%	12.53%	+2.77%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.53%	16.98%	+8.55%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.26%	18.04%	+5.22%

SELCX vs. WFSPX - Expense Ratio Comparison

SELCX has a 0.89% expense ratio, which is higher than WFSPX's 0.03% expense ratio.

Dividends

SELCX vs. WFSPX - Dividend Comparison

SELCX's dividend yield for the trailing twelve months is around 21.48%, more than WFSPX's 1.62% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SELCX SEI Institutional Managed Trust Large Cap Growth Fund	21.48%	23.21%	22.18%	16.86%	8.18%	13.35%	9.37%	5.94%	14.76%	8.57%	0.11%	19.07%
WFSPX iShares S&P 500 Index Fund Class K	1.62%	1.72%	1.41%	1.50%	2.02%	1.82%	1.66%	1.99%	2.00%	1.62%	2.37%	2.49%

Frequently Asked Questions

Can I hold both SELCX and WFSPX in my portfolio?

With a correlation of 0.95, SELCX and WFSPX 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, SELCX or WFSPX?

SELCX has higher volatility (5.92%) compared to WFSPX (4.88%). In terms of maximum drawdown, SELCX dropped -68.55% vs WFSPX's -58.21%.

Which has better risk-adjusted returns?

WFSPX currently has the higher Sharpe Ratio (1.78 vs 1.45), 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.