CMJAX vs. VMCPX
Compare and contrast key facts about Calvert US Mid-Cap Core Responsible Index Fund Class A (CMJAX) and Vanguard Mid-Cap Index Fund Institutional Plus Shares (VMCPX).
CMJAX is a passively managed fund by Calvert Research and Management that tracks the performance of the Calvert US Mid-Cap Core Responsible Index. It was launched on Oct 30, 2015. VMCPX is managed by Vanguard. It was launched on Dec 15, 2010.
Performance
CMJAX vs. VMCPX - Performance Comparison
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CMJAX vs. VMCPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CMJAX Calvert US Mid-Cap Core Responsible Index Fund Class A | -2.79% | 9.14% | 12.24% | 15.00% | -19.32% | 20.96% | 23.72% | 30.67% | -9.50% | 18.70% |
VMCPX Vanguard Mid-Cap Index Fund Institutional Plus Shares | -2.79% | 11.70% | 14.68% | 16.55% | -18.68% | 24.54% | 18.20% | 31.06% | -9.23% | 19.28% |
Returns By Period
As of year-to-date, both investments have demonstrated similar returns, with CMJAX at -2.79% and VMCPX at -2.79%. Both investments have delivered pretty close results over the past 10 years, with CMJAX having a 10.04% annualized return and VMCPX not far ahead at 10.44%.
CMJAX
- 1D
- -0.71%
- 1M
- -8.92%
- YTD
- -2.79%
- 6M
- -1.44%
- 1Y
- 10.92%
- 3Y*
- 9.47%
- 5Y*
- 4.42%
- 10Y*
- 10.04%
VMCPX
- 1D
- -0.66%
- 1M
- -7.87%
- YTD
- -2.79%
- 6M
- -3.58%
- 1Y
- 10.32%
- 3Y*
- 11.80%
- 5Y*
- 6.52%
- 10Y*
- 10.44%
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CMJAX vs. VMCPX - Expense Ratio Comparison
CMJAX has a 0.49% expense ratio, which is higher than VMCPX's 0.03% expense ratio.
Return for Risk
CMJAX vs. VMCPX — Risk / Return Rank
CMJAX
VMCPX
CMJAX vs. VMCPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Calvert US Mid-Cap Core Responsible Index Fund Class A (CMJAX) and Vanguard Mid-Cap Index Fund Institutional Plus Shares (VMCPX). 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.
| CMJAX | VMCPX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.61 | 0.63 | -0.02 |
Sortino ratioReturn per unit of downside risk | 0.99 | 0.99 | 0.00 |
Omega ratioGain probability vs. loss probability | 1.14 | 1.14 | -0.01 |
Calmar ratioReturn relative to maximum drawdown | 0.73 | 0.73 | 0.00 |
Martin ratioReturn relative to average drawdown | 3.19 | 3.40 | -0.21 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| CMJAX | VMCPX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.61 | 0.63 | -0.02 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.24 | 0.37 | -0.13 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.52 | 0.55 | -0.04 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.52 | 0.59 | -0.06 |
Correlation
The correlation between CMJAX and VMCPX is 0.99, 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.
Dividends
CMJAX vs. VMCPX - Dividend Comparison
CMJAX's dividend yield for the trailing twelve months is around 4.53%, more than VMCPX's 1.55% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CMJAX Calvert US Mid-Cap Core Responsible Index Fund Class A | 4.53% | 4.40% | 0.89% | 0.84% | 0.80% | 2.64% | 2.43% | 1.57% | 2.97% | 2.81% | 1.86% | 0.00% |
VMCPX Vanguard Mid-Cap Index Fund Institutional Plus Shares | 1.55% | 1.53% | 1.50% | 1.52% | 1.61% | 1.13% | 1.45% | 1.49% | 1.84% | 1.37% | 1.47% | 1.50% |
Drawdowns
CMJAX vs. VMCPX - Drawdown Comparison
The maximum CMJAX drawdown since its inception was -38.09%, roughly equal to the maximum VMCPX drawdown of -39.30%. Use the drawdown chart below to compare losses from any high point for CMJAX and VMCPX.
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Drawdown Indicators
| CMJAX | VMCPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.09% | -39.30% | +1.21% |
Max Drawdown (1Y)Largest decline over 1 year | -13.05% | -12.77% | -0.28% |
Max Drawdown (5Y)Largest decline over 5 years | -28.22% | -27.54% | -0.68% |
Max Drawdown (10Y)Largest decline over 10 years | -38.09% | -39.30% | +1.21% |
Current DrawdownCurrent decline from peak | -9.39% | -8.13% | -1.26% |
Average DrawdownAverage peak-to-trough decline | -6.43% | -5.26% | -1.17% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.99% | 2.74% | +0.25% |
Volatility
CMJAX vs. VMCPX - Volatility Comparison
Calvert US Mid-Cap Core Responsible Index Fund Class A (CMJAX) has a higher volatility of 4.97% compared to Vanguard Mid-Cap Index Fund Institutional Plus Shares (VMCPX) at 4.23%. This indicates that CMJAX's price experiences larger fluctuations and is considered to be riskier than VMCPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CMJAX | VMCPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.97% | 4.23% | +0.74% |
Volatility (6M)Calculated over the trailing 6-month period | 10.20% | 9.43% | +0.77% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.81% | 17.58% | +1.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.54% | 17.63% | +0.91% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.51% | 18.90% | +0.61% |