VMGIX vs. IMIDX
Compare and contrast key facts about Vanguard Mid-Cap Growth Index Fund (VMGIX) and Congress Mid Cap Growth Fund (IMIDX).
VMGIX is managed by Vanguard. It was launched on Aug 17, 2006. IMIDX is managed by Congress. It was launched on Oct 31, 2012.
Performance
VMGIX vs. IMIDX - Performance Comparison
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VMGIX vs. IMIDX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VMGIX Vanguard Mid-Cap Growth Index Fund | -7.63% | 10.56% | 15.51% | 23.79% | -28.93% | 20.32% | 34.30% | 33.69% | -5.73% | 21.72% |
IMIDX Congress Mid Cap Growth Fund | 1.31% | -4.88% | 18.11% | 16.29% | -26.94% | 29.42% | 30.57% | 42.36% | -4.98% | 15.91% |
Returns By Period
In the year-to-date period, VMGIX achieves a -7.63% return, which is significantly lower than IMIDX's 1.31% return. Both investments have delivered pretty close results over the past 10 years, with VMGIX having a 10.49% annualized return and IMIDX not far ahead at 10.76%.
VMGIX
- 1D
- 3.15%
- 1M
- -7.32%
- YTD
- -7.63%
- 6M
- -12.16%
- 1Y
- 5.14%
- 3Y*
- 10.34%
- 5Y*
- 3.91%
- 10Y*
- 10.49%
IMIDX
- 1D
- 4.25%
- 1M
- -5.28%
- YTD
- 1.31%
- 6M
- -5.75%
- 1Y
- 6.85%
- 3Y*
- 7.36%
- 5Y*
- 2.77%
- 10Y*
- 10.76%
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VMGIX vs. IMIDX - Expense Ratio Comparison
VMGIX has a 0.19% expense ratio, which is lower than IMIDX's 0.79% expense ratio.
Return for Risk
VMGIX vs. IMIDX — Risk / Return Rank
VMGIX
IMIDX
VMGIX vs. IMIDX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Mid-Cap Growth Index Fund (VMGIX) and Congress Mid Cap Growth Fund (IMIDX). 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.
| VMGIX | IMIDX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.28 | 0.36 | -0.09 |
Sortino ratioReturn per unit of downside risk | 0.54 | 0.68 | -0.14 |
Omega ratioGain probability vs. loss probability | 1.07 | 1.08 | -0.01 |
Calmar ratioReturn relative to maximum drawdown | 0.38 | 0.65 | -0.27 |
Martin ratioReturn relative to average drawdown | 1.18 | 1.68 | -0.50 |
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
| VMGIX | IMIDX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.28 | 0.36 | -0.09 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.18 | 0.13 | +0.05 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.50 | 0.51 | -0.01 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.41 | 0.61 | -0.20 |
Correlation
The correlation between VMGIX and IMIDX is 0.93, 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
VMGIX vs. IMIDX - Dividend Comparison
VMGIX's dividend yield for the trailing twelve months is around 0.58%, less than IMIDX's 13.10% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMGIX Vanguard Mid-Cap Growth Index Fund | 0.58% | 0.52% | 0.56% | 0.60% | 0.64% | 0.23% | 0.46% | 0.67% | 0.70% | 0.61% | 0.70% | 0.69% |
IMIDX Congress Mid Cap Growth Fund | 13.10% | 13.27% | 27.75% | 6.27% | 5.80% | 12.29% | 2.06% | 10.80% | 2.99% | 0.04% | 1.11% | 0.80% |
Drawdowns
VMGIX vs. IMIDX - Drawdown Comparison
The maximum VMGIX drawdown since its inception was -60.20%, which is greater than IMIDX's maximum drawdown of -35.15%. Use the drawdown chart below to compare losses from any high point for VMGIX and IMIDX.
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Drawdown Indicators
| VMGIX | IMIDX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -60.20% | -35.15% | -25.05% |
Max Drawdown (1Y)Largest decline over 1 year | -15.99% | -12.10% | -3.89% |
Max Drawdown (5Y)Largest decline over 5 years | -37.25% | -34.88% | -2.37% |
Max Drawdown (10Y)Largest decline over 10 years | -37.25% | -35.15% | -2.10% |
Current DrawdownCurrent decline from peak | -13.35% | -9.61% | -3.74% |
Average DrawdownAverage peak-to-trough decline | -10.06% | -7.26% | -2.80% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.12% | 4.67% | +0.45% |
Volatility
VMGIX vs. IMIDX - Volatility Comparison
The current volatility for Vanguard Mid-Cap Growth Index Fund (VMGIX) is 6.48%, while Congress Mid Cap Growth Fund (IMIDX) has a volatility of 8.22%. This indicates that VMGIX experiences smaller price fluctuations and is considered to be less risky than IMIDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VMGIX | IMIDX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.48% | 8.22% | -1.74% |
Volatility (6M)Calculated over the trailing 6-month period | 12.41% | 14.16% | -1.75% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.08% | 20.85% | +0.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.40% | 21.20% | +0.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.93% | 20.98% | -0.05% |