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VMBS vs. SPMB
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between VMBS and SPMB is -0.05. 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

VMBS vs. SPMB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Mortgage-Backed Securities ETF (VMBS) and SPDR Portfolio Mortgage Backed Bond ETF (SPMB). The values are adjusted to include any dividend payments, if applicable.

26.00%28.00%30.00%32.00%34.00%December2025FebruaryMarchAprilMay
31.68%
31.11%
VMBS
SPMB

Key characteristics

Sharpe Ratio

VMBS:

1.04

SPMB:

1.00

Sortino Ratio

VMBS:

1.57

SPMB:

1.55

Omega Ratio

VMBS:

1.19

SPMB:

1.18

Calmar Ratio

VMBS:

0.58

SPMB:

0.53

Martin Ratio

VMBS:

3.21

SPMB:

2.80

Ulcer Index

VMBS:

1.97%

SPMB:

2.27%

Daily Std Dev

VMBS:

5.95%

SPMB:

6.07%

Max Drawdown

VMBS:

-17.52%

SPMB:

-18.03%

Current Drawdown

VMBS:

-5.01%

SPMB:

-5.96%

Returns By Period

The year-to-date returns for both investments are quite close, with VMBS having a 2.18% return and SPMB slightly higher at 2.27%. Over the past 10 years, VMBS has outperformed SPMB with an annualized return of 0.99%, while SPMB has yielded a comparatively lower 0.90% annualized return.


VMBS

YTD

2.18%

1M

0.30%

6M

1.60%

1Y

6.11%

5Y*

-0.99%

10Y*

0.99%

SPMB

YTD

2.27%

1M

0.26%

6M

1.51%

1Y

6.04%

5Y*

-1.12%

10Y*

0.90%

*Annualized

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VMBS vs. SPMB - Expense Ratio Comparison

Both VMBS and SPMB have an expense ratio of 0.04%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.


Risk-Adjusted Performance

VMBS vs. SPMB — Risk-Adjusted Performance Rank

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

VMBS
The Risk-Adjusted Performance Rank of VMBS is 7777
Overall Rank
The Sharpe Ratio Rank of VMBS is 8282
Sharpe Ratio Rank
The Sortino Ratio Rank of VMBS is 8383
Sortino Ratio Rank
The Omega Ratio Rank of VMBS is 7979
Omega Ratio Rank
The Calmar Ratio Rank of VMBS is 6767
Calmar Ratio Rank
The Martin Ratio Rank of VMBS is 7676
Martin Ratio Rank

SPMB
The Risk-Adjusted Performance Rank of SPMB is 7676
Overall Rank
The Sharpe Ratio Rank of SPMB is 8181
Sharpe Ratio Rank
The Sortino Ratio Rank of SPMB is 8383
Sortino Ratio Rank
The Omega Ratio Rank of SPMB is 7878
Omega Ratio Rank
The Calmar Ratio Rank of SPMB is 6464
Calmar Ratio Rank
The Martin Ratio Rank of SPMB is 7272
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.

VMBS vs. SPMB - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Mortgage-Backed Securities ETF (VMBS) and SPDR Portfolio Mortgage Backed Bond ETF (SPMB). 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 VMBS Sharpe Ratio is 1.04, which is comparable to the SPMB Sharpe Ratio of 1.00. The chart below compares the historical Sharpe Ratios of VMBS and SPMB, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.000.501.001.50December2025FebruaryMarchAprilMay
1.04
1.00
VMBS
SPMB

Dividends

VMBS vs. SPMB - Dividend Comparison

VMBS's dividend yield for the trailing twelve months is around 4.13%, more than SPMB's 3.80% yield.


TTM20242023202220212020201920182017201620152014
VMBS
Vanguard Mortgage-Backed Securities ETF
4.13%3.94%3.31%2.35%1.02%1.81%2.77%2.72%2.16%2.10%2.12%1.90%
SPMB
SPDR Portfolio Mortgage Backed Bond ETF
3.80%3.76%3.21%2.98%2.59%2.95%3.24%3.36%3.13%2.99%3.05%3.54%

Drawdowns

VMBS vs. SPMB - Drawdown Comparison

The maximum VMBS drawdown since its inception was -17.52%, roughly equal to the maximum SPMB drawdown of -18.03%. Use the drawdown chart below to compare losses from any high point for VMBS and SPMB. For additional features, visit the drawdowns tool.


-9.00%-8.00%-7.00%-6.00%-5.00%-4.00%-3.00%December2025FebruaryMarchAprilMay
-5.01%
-5.96%
VMBS
SPMB

Volatility

VMBS vs. SPMB - Volatility Comparison

Vanguard Mortgage-Backed Securities ETF (VMBS) has a higher volatility of 2.26% compared to SPDR Portfolio Mortgage Backed Bond ETF (SPMB) at 2.06%. This indicates that VMBS's price experiences larger fluctuations and is considered to be riskier than SPMB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


1.50%2.00%2.50%December2025FebruaryMarchAprilMay
2.26%
2.06%
VMBS
SPMB