BDMIX vs. WFSPX
BDMIX (BlackRock Global Equity Market Neutral Fund Class I) and WFSPX (iShares S&P 500 Index Fund Class K) are both mutual funds - BDMIX is a Equity Market Neutral fund managed by BlackRock, while WFSPX is a S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, BDMIX returned 8.56%/yr vs 15.03%/yr for WFSPX. Their 0.13 correlation means their historical movements had little consistent relationship. BDMIX charges 1.34%/yr vs 0.03%/yr for WFSPX.
Performance
BDMIX vs. WFSPX - Performance Comparison
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Returns By Period
In the year-to-date period, BDMIX achieves a 12.92% return, which is significantly higher than WFSPX's 10.11% return. Over the past 10 years, BDMIX has underperformed WFSPX with an annualized return of 8.56%, while WFSPX has yielded a comparatively higher 15.03% annualized return.
BDMIX
- 1D
- 0.79%
- 1M
- 2.45%
- 6M
- 10.80%
- YTD
- 12.92%
- 1Y
- 24.55%
- 3Y*
- 20.67%
- 5Y*
- 13.32%
- 10Y*
- 8.56%
- ALL TIME*
- 6.93%
WFSPX
- 1D
- 0.71%
- 1M
- 0.14%
- 6M
- 7.96%
- YTD
- 10.11%
- 1Y
- 21.43%
- 3Y*
- 19.37%
- 5Y*
- 12.81%
- 10Y*
- 15.03%
- ALL TIME*
- 16.27%
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 |
BDMIX vs. WFSPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BDMIX BlackRock Global Equity Market Neutral Fund Class I | 12.92% | 18.30% | 21.39% | 14.55% | 1.80% | 3.34% | 0.29% | -0.85% | 2.20% | 12.85% |
WFSPX iShares S&P 500 Index Fund Class K | 10.11% | 17.83% | 24.94% | 26.25% | -18.14% | 28.63% | 18.43% | 31.45% | -4.83% | 21.27% |
Correlation
The correlation between BDMIX and WFSPX is 0.43, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.43 |
Correlation (3Y) Balances recent behavior with more history. | 0.24 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.15 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.09 |
Correlation (All Time) Calculated using the full available price history since Jan 2, 2013 | 0.13 |
Over the past year, BDMIX and WFSPX have become more correlated (0.43) than their long-term average of 0.13, meaning their price movements have been converging.
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Return for Risk
BDMIX vs. WFSPX — Risk / Return Rank
BDMIX
WFSPX
BDMIX vs. WFSPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Global Equity Market Neutral Fund Class I (BDMIX) 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.
| BDMIX | WFSPX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.80 | ||
| Sortino ratioReturn per unit of downside risk | +2.69 | ||
| Omega ratioGain probability vs. loss probability | 1.63 | 1.27 | +0.35 |
| Calmar ratioReturn relative to maximum drawdown | 7.60 | 2.20 | +5.40 |
| Martin ratioReturn relative to average drawdown | 20.19 | 9.44 | +10.74 |
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Drawdowns
BDMIX vs. WFSPX - Drawdown Comparison
The maximum BDMIX drawdown since its inception was -11.89%, smaller than the maximum WFSPX drawdown of -58.21%. Use the drawdown chart below to compare losses from any high point for BDMIX and WFSPX.
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Drawdown Indicators
| BDMIX | WFSPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -11.89% | -58.21% | +46.32% |
Max Drawdown (1Y)Largest decline over 1 year | -3.24% | -8.90% | +5.66% |
Max Drawdown (3Y)Largest decline over 3 years | -4.07% | -18.74% | +14.67% |
Max Drawdown (5Y)Largest decline over 5 years | -5.23% | -24.51% | +19.28% |
Max Drawdown (10Y)Largest decline over 10 years | -9.44% | -33.74% | +24.30% |
Current DrawdownCurrent decline from peak | -0.28% | -1.41% | +1.13% |
Average DrawdownAverage peak-to-trough decline | -2.67% | -12.72% | +10.05% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.22% | 2.07% | -0.85% |
Volatility
BDMIX vs. WFSPX - Volatility Comparison
The current volatility for BlackRock Global Equity Market Neutral Fund Class I (BDMIX) is 2.61%, while iShares S&P 500 Index Fund Class K (WFSPX) has a volatility of 3.52%. This indicates that BDMIX experiences smaller price fluctuations and is considered to be less risky than WFSPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BDMIX | WFSPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.61% | 3.52% | -0.91% |
Volatility (6M)Calculated over the trailing 6-month period | 5.41% | 10.11% | -4.70% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.42% | 12.86% | -5.44% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.68% | 16.99% | -10.31% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.91% | 18.03% | -12.12% |
BDMIX vs. WFSPX - Expense Ratio Comparison
BDMIX has a 1.34% expense ratio, which is higher than WFSPX's 0.03% expense ratio.
Dividends
BDMIX vs. WFSPX - Dividend Comparison
BDMIX's dividend yield for the trailing twelve months is around 11.46%, more than WFSPX's 1.66% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BDMIX BlackRock Global Equity Market Neutral Fund Class I | 11.46% | 8.94% | 13.26% | 7.42% | 0.00% | 1.23% | 0.30% | 6.78% | 0.94% | 0.00% | 0.00% | 1.86% |
WFSPX iShares S&P 500 Index Fund Class K | 1.66% | 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
BDMIX and WFSPX have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
WFSPX has higher volatility (3.52%) compared to BDMIX (2.61%). In terms of maximum drawdown, BDMIX dropped -11.89% vs WFSPX's -58.21%.
BDMIX currently has the higher Sharpe Ratio (3.32 vs 1.52), 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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