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WFBIX vs. SPY
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between WFBIX and SPY is -0.09. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.


Performance

WFBIX vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Aggregate Bond Index Fund (WFBIX) and SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

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Key characteristics

Sharpe Ratio

WFBIX:

1.11

SPY:

0.70

Sortino Ratio

WFBIX:

1.61

SPY:

1.02

Omega Ratio

WFBIX:

1.19

SPY:

1.15

Calmar Ratio

WFBIX:

0.47

SPY:

0.68

Martin Ratio

WFBIX:

2.73

SPY:

2.57

Ulcer Index

WFBIX:

2.15%

SPY:

4.93%

Daily Std Dev

WFBIX:

5.36%

SPY:

20.42%

Max Drawdown

WFBIX:

-18.65%

SPY:

-55.19%

Current Drawdown

WFBIX:

-7.09%

SPY:

-3.55%

Returns By Period

In the year-to-date period, WFBIX achieves a 2.16% return, which is significantly higher than SPY's 0.87% return. Over the past 10 years, WFBIX has underperformed SPY with an annualized return of 1.48%, while SPY has yielded a comparatively higher 12.73% annualized return.


WFBIX

YTD

2.16%

1M

-0.66%

6M

0.45%

1Y

5.19%

3Y*

1.44%

5Y*

-1.00%

10Y*

1.48%

SPY

YTD

0.87%

1M

5.54%

6M

-1.56%

1Y

13.18%

3Y*

14.25%

5Y*

15.81%

10Y*

12.73%

*Annualized

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SPDR S&P 500 ETF

WFBIX vs. SPY - Expense Ratio Comparison

WFBIX has a 0.05% expense ratio, which is lower than SPY's 0.09% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.


Go deeper with the Portfolio Analysis tool — backtest performance, assess risk, compare to benchmarks, and more

Risk-Adjusted Performance

WFBIX vs. SPY — Risk-Adjusted Performance Rank

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

WFBIX
The Risk-Adjusted Performance Rank of WFBIX is 6767
Overall Rank
The Sharpe Ratio Rank of WFBIX is 7777
Sharpe Ratio Rank
The Sortino Ratio Rank of WFBIX is 8080
Sortino Ratio Rank
The Omega Ratio Rank of WFBIX is 7575
Omega Ratio Rank
The Calmar Ratio Rank of WFBIX is 4242
Calmar Ratio Rank
The Martin Ratio Rank of WFBIX is 6060
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 6262
Overall Rank
The Sharpe Ratio Rank of SPY is 6060
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 5959
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 6262
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 6565
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 6363
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

WFBIX vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Aggregate Bond Index Fund (WFBIX) and SPDR S&P 500 ETF (SPY). 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.


The current WFBIX Sharpe Ratio is 1.11, which is higher than the SPY Sharpe Ratio of 0.70. The chart below compares the historical Sharpe Ratios of WFBIX and SPY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


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Go to the full Sharpe Ratio tool to analyze any stock or portfolio. Customize time frames, set your own risk-free rate, and more

Dividends

WFBIX vs. SPY - Dividend Comparison

WFBIX's dividend yield for the trailing twelve months is around 3.40%, more than SPY's 1.22% yield.


TTM20242023202220212020201920182017201620152014
WFBIX
iShares U.S. Aggregate Bond Index Fund
3.40%3.66%3.15%2.60%2.06%2.65%2.88%2.71%2.25%2.28%2.21%2.59%
SPY
SPDR S&P 500 ETF
1.22%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

WFBIX vs. SPY - Drawdown Comparison

The maximum WFBIX drawdown since its inception was -18.65%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for WFBIX and SPY.


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Go to the full Drawdowns tool for more analysis options, including inflation-adjusted drawdowns, and more

Volatility

WFBIX vs. SPY - Volatility Comparison

The current volatility for iShares U.S. Aggregate Bond Index Fund (WFBIX) is 1.41%, while SPDR S&P 500 ETF (SPY) has a volatility of 4.86%. This indicates that WFBIX experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


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