WFSPX vs. BRHYX
WFSPX (iShares S&P 500 Index Fund Class K) and BRHYX (BlackRock High Yield K) are both mutual funds - WFSPX is a S&P 500 fund tracking the S&P 500 Index, while BRHYX is a High Yield Bonds fund managed by BlackRock. Over the past 10 years, WFSPX returned 14.88%/yr vs 5.67%/yr for BRHYX. Their 0.35 correlation means their historical movements had little consistent relationship. WFSPX charges 0.03%/yr vs 0.48%/yr for BRHYX.
Performance
WFSPX vs. BRHYX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, WFSPX achieves a 9.34% return, which is significantly higher than BRHYX's 1.22% return. Over the past 10 years, WFSPX has outperformed BRHYX with an annualized return of 14.88%, while BRHYX has yielded a comparatively lower 5.67% annualized return.
WFSPX
- 1D
- 1.66%
- 1M
- -0.56%
- 6M
- 7.78%
- YTD
- 9.34%
- 1Y
- 20.57%
- 3Y*
- 18.99%
- 5Y*
- 12.65%
- 10Y*
- 14.88%
- ALL TIME*
- 16.25%
BRHYX
- 1D
- 0.14%
- 1M
- -0.84%
- 6M
- 0.79%
- YTD
- 1.22%
- 1Y
- 5.26%
- 3Y*
- 8.54%
- 5Y*
- 4.12%
- 10Y*
- 5.67%
- ALL TIME*
- 6.74%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
WFSPX vs. BRHYX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
WFSPX iShares S&P 500 Index Fund Class K | 9.34% | 17.83% | 24.94% | 26.25% | -18.14% | 28.63% | 18.43% | 31.45% | -4.83% | 21.27% |
BRHYX BlackRock High Yield K | 1.22% | 9.44% | 8.65% | 13.26% | -11.18% | 5.47% | 5.98% | 15.65% | -2.67% | 8.34% |
Correlation
The correlation between WFSPX and BRHYX is 0.64, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.64 |
Correlation (3Y) Balances recent behavior with more history. | 0.54 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.56 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.52 |
Correlation (All Time) Calculated using the full available price history since Nov 18, 1998 | 0.35 |
Over the past year, WFSPX and BRHYX have become more correlated (0.64) than their long-term average of 0.35, meaning their price movements have been converging.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
WFSPX vs. BRHYX — Risk / Return Rank
WFSPX
BRHYX
WFSPX vs. BRHYX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P 500 Index Fund Class K (WFSPX) and BlackRock High Yield K (BRHYX). 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.
| WFSPX | BRHYX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.18 | ||
| Sortino ratioReturn per unit of downside risk | -0.76 | ||
| Omega ratioGain probability vs. loss probability | 1.26 | 1.35 | -0.10 |
| Calmar ratioReturn relative to maximum drawdown | 2.06 | 2.34 | -0.28 |
| Martin ratioReturn relative to average drawdown | 8.83 | 11.03 | -2.21 |
Loading charts...
Drawdowns
WFSPX vs. BRHYX - Drawdown Comparison
The maximum WFSPX drawdown since its inception was -58.21%, which is greater than BRHYX's maximum drawdown of -34.77%. Use the drawdown chart below to compare losses from any high point for WFSPX and BRHYX.
Loading charts...
Drawdown Indicators
| WFSPX | BRHYX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.21% | -34.77% | -23.44% |
Max Drawdown (1Y)Largest decline over 1 year | -8.90% | -2.40% | -6.50% |
Max Drawdown (3Y)Largest decline over 3 years | -18.74% | -4.07% | -14.67% |
Max Drawdown (5Y)Largest decline over 5 years | -24.51% | -15.29% | -9.22% |
Max Drawdown (10Y)Largest decline over 10 years | -33.74% | -23.20% | -10.54% |
Current DrawdownCurrent decline from peak | -2.10% | -0.98% | -1.12% |
Average DrawdownAverage peak-to-trough decline | -12.72% | -2.72% | -10.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.07% | 0.51% | +1.56% |
Volatility
WFSPX vs. BRHYX - Volatility Comparison
iShares S&P 500 Index Fund Class K (WFSPX) has a higher volatility of 3.44% compared to BlackRock High Yield K (BRHYX) at 0.71%. This indicates that WFSPX's price experiences larger fluctuations and is considered to be riskier than BRHYX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| WFSPX | BRHYX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.44% | 0.71% | +2.73% |
Volatility (6M)Calculated over the trailing 6-month period | 10.09% | 2.78% | +7.31% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.85% | 3.51% | +9.34% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.99% | 5.27% | +11.72% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.03% | 5.88% | +12.15% |
WFSPX vs. BRHYX - Expense Ratio Comparison
WFSPX has a 0.03% expense ratio, which is lower than BRHYX's 0.48% expense ratio.
Dividends
WFSPX vs. BRHYX - Dividend Comparison
WFSPX's dividend yield for the trailing twelve months is around 1.67%, less than BRHYX's 6.62% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BRHYX BlackRock High Yield K | 6.62% | 7.14% | 7.56% | 6.20% | 4.98% | 4.80% | 5.22% | 5.82% | 6.48% | 5.92% | 6.03% | 6.42% |
WFSPX iShares S&P 500 Index Fund Class K | 1.67% | 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
WFSPX and BRHYX have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
WFSPX has higher volatility (3.44%) compared to BRHYX (0.71%). In terms of maximum drawdown, WFSPX dropped -58.21% vs BRHYX's -34.77%.
BRHYX currently has the higher Sharpe Ratio (1.60 vs 1.42), 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.
Find the right allocation for WFSPX and BRHYX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer