LEGIX vs. WFSPX
LEGIX (BlackRock LifePath ESG Index 2050 Fund) and WFSPX (iShares S&P 500 Index Fund Class K) are both mutual funds - LEGIX is a Target Retirement Date fund managed by BlackRock, while WFSPX is a S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, LEGIX returned 8.93%/yr vs 13.01%/yr for WFSPX. Their correlation of 0.95 suggests significant overlap in exposure. LEGIX charges 0.05%/yr vs 0.03%/yr for WFSPX.
Performance
LEGIX vs. WFSPX - Performance Comparison
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Returns By Period
In the year-to-date period, LEGIX achieves a 9.82% return, which is significantly higher than WFSPX's 8.09% return.
LEGIX
- 1D
- 0.00%
- 1M
- -1.20%
- YTD
- 9.82%
- 6M
- 8.92%
- 1Y
- 22.95%
- 3Y*
- 17.60%
- 5Y*
- 8.93%
- 10Y*
- —
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%
LEGIX vs. WFSPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
LEGIX BlackRock LifePath ESG Index 2050 Fund | 9.82% | 20.22% | 12.41% | 20.84% | -18.60% | 19.76% | 13.65% |
WFSPX iShares S&P 500 Index Fund Class K | 8.09% | 17.83% | 24.94% | 26.25% | -18.14% | 28.63% | 11.72% |
Correlation
The correlation between LEGIX 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 | 0.94 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.95 |
Correlation (All Time) Calculated using the full available price history since Aug 18, 2020 | 0.95 |
The correlation between LEGIX and WFSPX has been stable across timeframes, ranging from 0.94 to 0.95 - a consistent structural relationship.
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Return for Risk
LEGIX vs. WFSPX — Risk / Return Rank
LEGIX
WFSPX
LEGIX vs. WFSPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock LifePath ESG Index 2050 Fund (LEGIX) 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.
| LEGIX | WFSPX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.02 | ||
| Sortino ratioReturn per unit of downside risk | +0.06 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.32 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 2.47 | 2.50 | -0.03 |
| Martin ratioReturn relative to average drawdown | 10.71 | 11.18 | -0.47 |
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Drawdowns
LEGIX vs. WFSPX - Drawdown Comparison
The maximum LEGIX drawdown since its inception was -27.07%, smaller than the maximum WFSPX drawdown of -58.21%. Use the drawdown chart below to compare losses from any high point for LEGIX and WFSPX.
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Drawdown Indicators
| LEGIX | WFSPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -27.07% | -58.21% | +31.14% |
Max Drawdown (1Y)Largest decline over 1 year | -9.20% | -8.90% | -0.30% |
Max Drawdown (3Y)Largest decline over 3 years | -16.97% | -18.74% | +1.77% |
Max Drawdown (5Y)Largest decline over 5 years | -27.07% | -24.51% | -2.56% |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.74% | — |
Current DrawdownCurrent decline from peak | -2.27% | -3.22% | +0.95% |
Average DrawdownAverage peak-to-trough decline | -5.68% | -12.75% | +7.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.12% | 1.99% | +0.13% |
Volatility
LEGIX vs. WFSPX - Volatility Comparison
BlackRock LifePath ESG Index 2050 Fund (LEGIX) and iShares S&P 500 Index Fund Class K (WFSPX) have volatilities of 5.11% and 4.88%, 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.
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Volatility by Period
| LEGIX | WFSPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.11% | 4.88% | +0.23% |
Volatility (6M)Calculated over the trailing 6-month period | 10.47% | 9.89% | +0.58% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.64% | 12.53% | +0.11% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.66% | 16.98% | -1.32% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.48% | 18.04% | -2.56% |
LEGIX vs. WFSPX - Expense Ratio Comparison
LEGIX has a 0.05% expense ratio, which is higher than WFSPX's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
LEGIX vs. WFSPX - Dividend Comparison
LEGIX's dividend yield for the trailing twelve months is around 1.51%, less than WFSPX's 1.62% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
LEGIX BlackRock LifePath ESG Index 2050 Fund | 1.51% | 1.66% | 0.00% | 2.11% | 1.92% | 2.50% | 0.91% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
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
With a correlation of 0.95, LEGIX 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.
LEGIX has higher volatility (5.11%) compared to WFSPX (4.88%). In terms of maximum drawdown, LEGIX dropped -27.07% vs WFSPX's -58.21%.
LEGIX currently has the higher Sharpe Ratio (1.80 vs 1.78), 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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