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VSBIX vs. PRXCX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between VSBIX and PRXCX is 0.36, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


-0.50.00.51.00.4

Performance

VSBIX vs. PRXCX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Short-Term Treasury Index Fund Institutional Shares (VSBIX) and T. Rowe Price California Tax Free Bond Fund (PRXCX). The values are adjusted to include any dividend payments, if applicable.

0.00%1.00%2.00%3.00%4.00%AugustSeptemberOctoberNovemberDecember2025
2.14%
1.65%
VSBIX
PRXCX

Key characteristics

Sharpe Ratio

VSBIX:

2.50

PRXCX:

1.64

Sortino Ratio

VSBIX:

3.83

PRXCX:

2.29

Omega Ratio

VSBIX:

1.53

PRXCX:

1.35

Calmar Ratio

VSBIX:

2.66

PRXCX:

2.04

Martin Ratio

VSBIX:

10.61

PRXCX:

6.52

Ulcer Index

VSBIX:

0.40%

PRXCX:

0.99%

Daily Std Dev

VSBIX:

1.70%

PRXCX:

3.92%

Max Drawdown

VSBIX:

-6.49%

PRXCX:

-19.48%

Current Drawdown

VSBIX:

-0.02%

PRXCX:

-2.34%

Returns By Period

In the year-to-date period, VSBIX achieves a 0.25% return, which is significantly higher than PRXCX's -0.65% return. Over the past 10 years, VSBIX has underperformed PRXCX with an annualized return of 1.22%, while PRXCX has yielded a comparatively higher 4.35% annualized return.


VSBIX

YTD

0.25%

1M

0.45%

6M

2.14%

1Y

4.18%

5Y*

1.12%

10Y*

1.22%

PRXCX

YTD

-0.65%

1M

0.01%

6M

1.65%

1Y

6.34%

5Y*

3.76%

10Y*

4.35%

*Annualized

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


VSBIX vs. PRXCX - Expense Ratio Comparison

VSBIX has a 0.05% expense ratio, which is lower than PRXCX's 0.53% expense ratio.


PRXCX
T. Rowe Price California Tax Free Bond Fund
Expense ratio chart for PRXCX: current value at 0.53% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.53%
Expense ratio chart for VSBIX: current value at 0.05% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.05%

Risk-Adjusted Performance

VSBIX vs. PRXCX — Risk-Adjusted Performance Rank

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

VSBIX
The Risk-Adjusted Performance Rank of VSBIX is 9090
Overall Rank
The Sharpe Ratio Rank of VSBIX is 9292
Sharpe Ratio Rank
The Sortino Ratio Rank of VSBIX is 9292
Sortino Ratio Rank
The Omega Ratio Rank of VSBIX is 9292
Omega Ratio Rank
The Calmar Ratio Rank of VSBIX is 8787
Calmar Ratio Rank
The Martin Ratio Rank of VSBIX is 8787
Martin Ratio Rank

PRXCX
The Risk-Adjusted Performance Rank of PRXCX is 7878
Overall Rank
The Sharpe Ratio Rank of PRXCX is 7777
Sharpe Ratio Rank
The Sortino Ratio Rank of PRXCX is 7777
Sortino Ratio Rank
The Omega Ratio Rank of PRXCX is 8484
Omega Ratio Rank
The Calmar Ratio Rank of PRXCX is 8282
Calmar Ratio Rank
The Martin Ratio Rank of PRXCX is 6868
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.

VSBIX vs. PRXCX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Short-Term Treasury Index Fund Institutional Shares (VSBIX) and T. Rowe Price California Tax Free Bond Fund (PRXCX). 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.


Sharpe ratio
The chart of Sharpe ratio for VSBIX, currently valued at 2.50, compared to the broader market-1.000.001.002.003.004.002.501.64
The chart of Sortino ratio for VSBIX, currently valued at 3.83, compared to the broader market0.005.0010.003.832.29
The chart of Omega ratio for VSBIX, currently valued at 1.53, compared to the broader market1.002.003.004.001.531.35
The chart of Calmar ratio for VSBIX, currently valued at 2.66, compared to the broader market0.005.0010.0015.0020.002.662.04
The chart of Martin ratio for VSBIX, currently valued at 10.61, compared to the broader market0.0020.0040.0060.0080.0010.616.52
VSBIX
PRXCX

The current VSBIX Sharpe Ratio is 2.50, which is higher than the PRXCX Sharpe Ratio of 1.64. The chart below compares the historical Sharpe Ratios of VSBIX and PRXCX, 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 Ratio1.001.502.002.503.003.504.004.50AugustSeptemberOctoberNovemberDecember2025
2.50
1.64
VSBIX
PRXCX

Dividends

VSBIX vs. PRXCX - Dividend Comparison

VSBIX's dividend yield for the trailing twelve months is around 4.17%, less than PRXCX's 5.99% yield.


TTM20242023202220212020201920182017201620152014
VSBIX
Vanguard Short-Term Treasury Index Fund Institutional Shares
4.17%4.18%3.31%1.14%0.35%1.14%2.28%1.81%1.11%0.85%0.70%0.44%
PRXCX
T. Rowe Price California Tax Free Bond Fund
5.99%5.95%6.08%5.66%5.02%5.45%5.66%5.46%5.16%3.34%3.43%3.60%

Drawdowns

VSBIX vs. PRXCX - Drawdown Comparison

The maximum VSBIX drawdown since its inception was -6.49%, smaller than the maximum PRXCX drawdown of -19.48%. Use the drawdown chart below to compare losses from any high point for VSBIX and PRXCX. For additional features, visit the drawdowns tool.


-3.50%-3.00%-2.50%-2.00%-1.50%-1.00%-0.50%0.00%AugustSeptemberOctoberNovemberDecember2025
-0.02%
-2.34%
VSBIX
PRXCX

Volatility

VSBIX vs. PRXCX - Volatility Comparison

The current volatility for Vanguard Short-Term Treasury Index Fund Institutional Shares (VSBIX) is 0.34%, while T. Rowe Price California Tax Free Bond Fund (PRXCX) has a volatility of 1.15%. This indicates that VSBIX experiences smaller price fluctuations and is considered to be less risky than PRXCX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.50%1.00%1.50%2.00%AugustSeptemberOctoberNovemberDecember2025
0.34%
1.15%
VSBIX
PRXCX
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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