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VMCPX vs. VPMAX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between VMCPX and VPMAX is 0.90, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.


-0.50.00.51.00.9

Performance

VMCPX vs. VPMAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Mid-Cap Index Fund Institutional Plus Shares (VMCPX) and Vanguard PRIMECAP Fund Admiral Shares (VPMAX). The values are adjusted to include any dividend payments, if applicable.

-5.00%0.00%5.00%10.00%SeptemberOctoberNovemberDecember2025February
6.22%
3.92%
VMCPX
VPMAX

Key characteristics

Sharpe Ratio

VMCPX:

1.38

VPMAX:

1.20

Sortino Ratio

VMCPX:

1.93

VPMAX:

1.68

Omega Ratio

VMCPX:

1.24

VPMAX:

1.22

Calmar Ratio

VMCPX:

2.36

VPMAX:

1.38

Martin Ratio

VMCPX:

6.25

VPMAX:

5.15

Ulcer Index

VMCPX:

2.74%

VPMAX:

3.30%

Daily Std Dev

VMCPX:

12.43%

VPMAX:

14.16%

Max Drawdown

VMCPX:

-39.30%

VPMAX:

-55.03%

Current Drawdown

VMCPX:

-4.52%

VPMAX:

-1.48%

Returns By Period

In the year-to-date period, VMCPX achieves a 2.49% return, which is significantly lower than VPMAX's 6.17% return. Over the past 10 years, VMCPX has underperformed VPMAX with an annualized return of 9.39%, while VPMAX has yielded a comparatively higher 9.97% annualized return.


VMCPX

YTD

2.49%

1M

-2.22%

6M

6.22%

1Y

15.55%

5Y*

9.69%

10Y*

9.39%

VPMAX

YTD

6.17%

1M

1.09%

6M

3.92%

1Y

14.88%

5Y*

12.81%

10Y*

9.97%

*Annualized

Compare stocks, funds, or ETFs

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


VMCPX vs. VPMAX - Expense Ratio Comparison

VMCPX has a 0.03% expense ratio, which is lower than VPMAX's 0.31% expense ratio.


VPMAX
Vanguard PRIMECAP Fund Admiral Shares
Expense ratio chart for VPMAX: current value at 0.31% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.31%
Expense ratio chart for VMCPX: current value at 0.03% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.03%

Risk-Adjusted Performance

VMCPX vs. VPMAX — Risk-Adjusted Performance Rank

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

VMCPX
The Risk-Adjusted Performance Rank of VMCPX is 7575
Overall Rank
The Sharpe Ratio Rank of VMCPX is 7373
Sharpe Ratio Rank
The Sortino Ratio Rank of VMCPX is 7272
Sortino Ratio Rank
The Omega Ratio Rank of VMCPX is 7070
Omega Ratio Rank
The Calmar Ratio Rank of VMCPX is 8888
Calmar Ratio Rank
The Martin Ratio Rank of VMCPX is 7373
Martin Ratio Rank

VPMAX
The Risk-Adjusted Performance Rank of VPMAX is 6767
Overall Rank
The Sharpe Ratio Rank of VPMAX is 6464
Sharpe Ratio Rank
The Sortino Ratio Rank of VPMAX is 6464
Sortino Ratio Rank
The Omega Ratio Rank of VPMAX is 6464
Omega Ratio Rank
The Calmar Ratio Rank of VPMAX is 7575
Calmar Ratio Rank
The Martin Ratio Rank of VPMAX is 6666
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.

VMCPX vs. VPMAX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Mid-Cap Index Fund Institutional Plus Shares (VMCPX) and Vanguard PRIMECAP Fund Admiral Shares (VPMAX). 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 VMCPX, currently valued at 1.38, compared to the broader market-1.000.001.002.003.004.001.381.20
The chart of Sortino ratio for VMCPX, currently valued at 1.93, compared to the broader market0.002.004.006.008.0010.0012.001.931.68
The chart of Omega ratio for VMCPX, currently valued at 1.24, compared to the broader market1.002.003.004.001.241.22
The chart of Calmar ratio for VMCPX, currently valued at 2.36, compared to the broader market0.005.0010.0015.0020.002.361.38
The chart of Martin ratio for VMCPX, currently valued at 6.25, compared to the broader market0.0020.0040.0060.0080.006.255.15
VMCPX
VPMAX

The current VMCPX Sharpe Ratio is 1.38, which is comparable to the VPMAX Sharpe Ratio of 1.20. The chart below compares the historical Sharpe Ratios of VMCPX and VPMAX, 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 Ratio1.001.502.002.503.00SeptemberOctoberNovemberDecember2025February
1.38
1.20
VMCPX
VPMAX

Dividends

VMCPX vs. VPMAX - Dividend Comparison

VMCPX's dividend yield for the trailing twelve months is around 1.47%, more than VPMAX's 0.98% yield.


TTM20242023202220212020201920182017201620152014
VMCPX
Vanguard Mid-Cap Index Fund Institutional Plus Shares
1.47%1.50%1.53%1.61%1.13%1.46%1.49%1.84%1.37%1.47%1.50%1.31%
VPMAX
Vanguard PRIMECAP Fund Admiral Shares
0.98%1.04%1.17%1.31%0.79%1.12%1.29%1.36%1.08%1.37%1.20%1.32%

Drawdowns

VMCPX vs. VPMAX - Drawdown Comparison

The maximum VMCPX drawdown since its inception was -39.30%, smaller than the maximum VPMAX drawdown of -55.03%. Use the drawdown chart below to compare losses from any high point for VMCPX and VPMAX. For additional features, visit the drawdowns tool.


-8.00%-6.00%-4.00%-2.00%0.00%SeptemberOctoberNovemberDecember2025February
-4.52%
-1.48%
VMCPX
VPMAX

Volatility

VMCPX vs. VPMAX - Volatility Comparison

The current volatility for Vanguard Mid-Cap Index Fund Institutional Plus Shares (VMCPX) is 3.11%, while Vanguard PRIMECAP Fund Admiral Shares (VPMAX) has a volatility of 3.41%. This indicates that VMCPX experiences smaller price fluctuations and is considered to be less risky than VPMAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


2.00%3.00%4.00%5.00%6.00%7.00%SeptemberOctoberNovemberDecember2025February
3.11%
3.41%
VMCPX
VPMAX
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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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