QCGDX vs. VMCPX

Last updated Jun 4, 2026

QCGDX (Quantified Common Ground Fund) and VMCPX (Vanguard Mid-Cap Index Fund Institutional Plus Shares) are both Mid Cap Blend Equities funds. Over the past 5 years, QCGDX returned 9.03%/yr vs 8.12%/yr for VMCPX. Their correlation of 0.82 suggests significant overlap in exposure. QCGDX charges 1.68%/yr vs 0.03%/yr for VMCPX.

Performance

QCGDX vs. VMCPX - Performance Comparison

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

Returns By Period

In the year-to-date period, QCGDX achieves a 18.04% return, which is significantly higher than VMCPX's 10.55% return.

QCGDX

• 1D: 1.49%
• 1M: 2.01%
• YTD: 18.04%
• 6M: 18.70%
• 1Y: 23.46%
• 3Y*: 13.65%
• 5Y*: 9.03%
• 10Y*: —

VMCPX

• 1D: 0.90%
• 1M: 3.68%
• YTD: 10.55%
• 6M: 10.22%
• 1Y: 18.76%
• 3Y*: 16.85%
• 5Y*: 8.12%
• 10Y*: 11.60%

*Multi-year figures are annualized to reflect compound growth (CAGR)

QCGDX vs. VMCPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
QCGDX Quantified Common Ground Fund	18.04%	1.02%	9.87%	14.74%	-12.23%	32.19%	14.65%	0.10%
VMCPX Vanguard Mid-Cap Index Fund Institutional Plus Shares	10.55%	11.70%	14.68%	16.55%	-18.68%	24.54%	18.20%	0.43%

Correlation

The correlation between QCGDX and VMCPX is 0.78, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.78
Correlation (3Y) Calculated over the trailing 3-year period	0.84
Correlation (5Y) Calculated over the trailing 5-year period	0.83
Correlation (All Time) Calculated using the full available price history since Dec 31, 2019	0.82

The correlation between QCGDX and VMCPX has been stable across timeframes, ranging from 0.78 to 0.84 - a consistent structural relationship.

Return for Risk

QCGDX vs. VMCPX — Risk / Return Rank

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

QCGDX

QCGDX Risk / Return Rank: 61
QCGDX Sharpe Ratio Rank: 45
QCGDX Sortino Ratio Rank: 47
QCGDX Omega Ratio Rank: 45
QCGDX Calmar Ratio Rank: 86
QCGDX Martin Ratio Rank: 81

VMCPX

VMCPX Risk / Return Rank: 36
VMCPX Sharpe Ratio Rank: 32
VMCPX Sortino Ratio Rank: 31
VMCPX Omega Ratio Rank: 29
VMCPX Calmar Ratio Rank: 41
VMCPX Martin Ratio Rank: 44

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

QCGDX vs. VMCPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Quantified Common Ground Fund (QCGDX) 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.

	QCGDX	VMCPX	Difference
Sharpe ratio: Return per unit of total volatility	1.97	1.62	+0.36
Sortino ratio: Return per unit of downside risk	2.91	2.31	+0.60
Omega ratio: Gain probability vs. loss probability	1.37	1.28	+0.09
Calmar ratio: Return relative to maximum drawdown	4.17	2.45	+1.72
Martin ratio: Return relative to average drawdown	15.31	9.30	+6.02
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

QCGDX vs. VMCPX - Sharpe Ratio Comparison

The current QCGDX Sharpe Ratio is 1.97, which is comparable to the VMCPX Sharpe Ratio of 1.62. The chart below compares the historical Sharpe Ratios of QCGDX and VMCPX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	QCGDX	VMCPX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.97	1.62	+0.36
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.62	0.46	+0.15
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.62	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.70	0.63	+0.07

Drawdowns

QCGDX vs. VMCPX - Drawdown Comparison

The maximum QCGDX drawdown since its inception was -22.37%, smaller than the maximum VMCPX drawdown of -39.30%. Use the drawdown chart below to compare losses from any high point for QCGDX and VMCPX.

Drawdown Indicators

	QCGDX	VMCPX	Difference
Max Drawdown Largest peak-to-trough decline	-22.37%	-39.30%	+16.93%
Max Drawdown (1Y) Largest decline over 1 year	-5.55%	-8.13%	+2.58%
Max Drawdown (3Y) Largest decline over 3 years	-16.10%	-18.93%	+2.83%
Max Drawdown (5Y) Largest decline over 5 years	-20.18%	-27.54%	+7.36%
Max Drawdown (10Y) Largest decline over 10 years	—	-39.30%	—
Current Drawdown Current decline from peak	-0.39%	0.00%	-0.39%
Average Drawdown Average peak-to-trough decline	-6.13%	-5.22%	-0.91%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.52%	2.13%	-0.61%

Volatility

QCGDX vs. VMCPX - Volatility Comparison

Quantified Common Ground Fund (QCGDX) has a higher volatility of 3.50% compared to Vanguard Mid-Cap Index Fund Institutional Plus Shares (VMCPX) at 2.97%. This indicates that QCGDX'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.

Volatility by Period

	QCGDX	VMCPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.50%	2.97%	+0.53%
Volatility (6M) Calculated over the trailing 6-month period	9.22%	9.29%	-0.07%
Volatility (1Y) Calculated over the trailing 1-year period	11.73%	12.30%	-0.57%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.75%	17.63%	-2.88%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.46%	18.92%	-2.46%

QCGDX vs. VMCPX - Expense Ratio Comparison

QCGDX has a 1.68% expense ratio, which is higher than VMCPX's 0.03% expense ratio.

Dividends

QCGDX vs. VMCPX - Dividend Comparison

QCGDX's dividend yield for the trailing twelve months is around 0.59%, less than VMCPX's 1.36% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
QCGDX Quantified Common Ground Fund	0.59%	0.69%	4.42%	0.22%	0.00%	5.44%	1.65%	0.00%	0.00%	0.00%	0.00%	0.00%
VMCPX Vanguard Mid-Cap Index Fund Institutional Plus Shares	1.36%	1.53%	1.50%	1.52%	1.61%	1.13%	1.45%	1.49%	1.84%	1.37%	1.47%	1.50%

Frequently Asked Questions

Can I hold both QCGDX and VMCPX in my portfolio?

QCGDX and VMCPX have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, QCGDX or VMCPX?

QCGDX has higher volatility (3.50%) compared to VMCPX (2.97%). In terms of maximum drawdown, QCGDX dropped -22.37% vs VMCPX's -39.30%.

Which has better risk-adjusted returns?

QCGDX currently has the higher Sharpe Ratio (1.97 vs 1.62), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.