SSSYX vs. WBREOX

Last updated Jun 24, 2026

SSSYX (State Street Equity 500 Index Fund Class K) and WBREOX (CIT: BlackRock Equity Index Fund Class 1) are both mutual funds - SSSYX is a S&P 500 fund tracking the S&P 500 Index, while WBREOX is a Large Cap Blend Equities fund tracking the S&P 500. Both are passively managed. Over the past year, SSSYX returned 25.47% vs 25.51% for WBREOX. A 0.79 correlation means they provide meaningful diversification when combined. Both charge a 0.02% expense ratio.

Performance

SSSYX vs. WBREOX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street Equity 500 Index Fund Class K (SSSYX) and CIT: BlackRock Equity Index Fund Class 1 (WBREOX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

As of year-to-date, both investments have demonstrated similar returns, with SSSYX at 9.78% and WBREOX at 9.78%.

SSSYX

• 1D: -0.36%
• 1M: 0.10%
• YTD: 9.78%
• 6M: 8.78%
• 1Y: 25.47%
• 3Y*: 21.36%
• 5Y*: 13.57%
• 10Y*: 45.70%

WBREOX

• 1D: -0.36%
• 1M: 0.10%
• YTD: 9.78%
• 6M: 8.79%
• 1Y: 25.51%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SSSYX vs. WBREOX - Yearly Performance Comparison

	2026 (YTD)	2025
SSSYX State Street Equity 500 Index Fund Class K	9.78%	18.07%
WBREOX CIT: BlackRock Equity Index Fund Class 1	9.78%	16.64%

Correlation

The correlation between SSSYX and WBREOX is 0.87, 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	0.87
Correlation (All Time) Calculated using the full available price history since Jan 3, 2025	0.79

The correlation between SSSYX and WBREOX has been stable across timeframes, ranging from 0.79 to 0.87 - a consistent structural relationship.

Return for Risk

SSSYX vs. WBREOX — Risk / Return Rank

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

SSSYX

SSSYX Risk / Return Rank: 65
SSSYX Sharpe Ratio Rank: 63
SSSYX Sortino Ratio Rank: 57
SSSYX Omega Ratio Rank: 59
SSSYX Calmar Ratio Rank: 68
SSSYX Martin Ratio Rank: 78

WBREOX

WBREOX Risk / Return Rank: 76
WBREOX Sharpe Ratio Rank: 76
WBREOX Sortino Ratio Rank: 73
WBREOX Omega Ratio Rank: 68
WBREOX Calmar Ratio Rank: 79
WBREOX Martin Ratio Rank: 85

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.

SSSYX vs. WBREOX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for State Street Equity 500 Index Fund Class K (SSSYX) and CIT: BlackRock Equity Index Fund Class 1 (WBREOX). 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.

	SSSYX	WBREOX	Difference
Sharpe ratio: Return per unit of total volatility	2.15	2.34	-0.19
Sortino ratio: Return per unit of downside risk	2.91	3.27	-0.36
Omega ratio: Gain probability vs. loss probability	1.39	1.42	-0.03
Calmar ratio: Return relative to maximum drawdown	3.02	3.38	-0.36
Martin ratio: Return relative to average drawdown	13.62	14.88	-1.26

SSSYX vs. WBREOX - Sharpe Ratio Comparison

The current SSSYX Sharpe Ratio is 2.15, which is comparable to the WBREOX Sharpe Ratio of 2.34. The chart below compares the historical Sharpe Ratios of SSSYX and WBREOX, 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

SSSYX vs. WBREOX - Drawdown Comparison

The maximum SSSYX drawdown since its inception was -33.77%, which is greater than WBREOX's maximum drawdown of -19.07%. Use the drawdown chart below to compare losses from any high point for SSSYX and WBREOX.

Drawdown Indicators

	SSSYX	WBREOX	Difference
Max Drawdown Largest peak-to-trough decline	-33.77%	-19.07%	-14.70%
Max Drawdown (1Y) Largest decline over 1 year	-8.88%	-8.89%	+0.01%
Max Drawdown (3Y) Largest decline over 3 years	-18.74%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-24.49%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-33.77%	—	—
Current Drawdown Current decline from peak	-1.72%	-1.72%	0.00%
Average Drawdown Average peak-to-trough decline	-3.91%	-2.57%	-1.34%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.96%	1.92%	+0.04%

Volatility

SSSYX vs. WBREOX - Volatility Comparison

State Street Equity 500 Index Fund Class K (SSSYX) and CIT: BlackRock Equity Index Fund Class 1 (WBREOX) have volatilities of 4.67% and 4.61%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SSSYX	WBREOX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.67%	4.61%	+0.06%
Volatility (6M) Calculated over the trailing 6-month period	9.83%	9.90%	-0.07%
Volatility (1Y) Calculated over the trailing 1-year period	12.49%	12.89%	-0.40%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.98%	18.65%	-1.67%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	121.18%	18.65%	+102.53%

SSSYX vs. WBREOX - Expense Ratio Comparison

Both SSSYX and WBREOX have an expense ratio of 0.02%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

SSSYX vs. WBREOX - Dividend Comparison

SSSYX's dividend yield for the trailing twelve months is around 1.31%, while WBREOX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SSSYX State Street Equity 500 Index Fund Class K	1.31%	1.44%	1.63%	1.78%	2.16%	2.76%	1.86%	4.44%	5.18%	5.94%	2.07%	1.84%
WBREOX CIT: BlackRock Equity Index Fund Class 1	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both SSSYX and WBREOX in my portfolio?

SSSYX and WBREOX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SSSYX or WBREOX?

SSSYX has higher volatility (4.67%) compared to WBREOX (4.61%). In terms of maximum drawdown, SSSYX dropped -33.77% vs WBREOX's -19.07%.

Which has better risk-adjusted returns?

WBREOX currently has the higher Sharpe Ratio (2.34 vs 2.15), 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.