CFAGX vs. FMDGX

Last updated Jun 25, 2026

CFAGX (Commerce MidCap Growth Fund) and FMDGX (Fidelity Mid Cap Growth Index Fund) are both Mid Cap Growth Equities funds. Over the past 5 years, CFAGX returned 3.57%/yr vs 5.18%/yr for FMDGX. With a 0.95 correlation, they move nearly in lockstep. CFAGX charges 0.71%/yr vs 0.05%/yr for FMDGX.

Performance

CFAGX vs. FMDGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Commerce MidCap Growth Fund (CFAGX) and Fidelity Mid Cap Growth Index Fund (FMDGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CFAGX achieves a 2.86% return, which is significantly higher than FMDGX's 2.45% return.

CFAGX

• 1D: -1.02%
• 1M: -0.13%
• YTD: 2.86%
• 6M: 0.82%
• 1Y: -0.43%
• 3Y*: 9.26%
• 5Y*: 3.57%
• 10Y*: 10.57%

FMDGX

• 1D: -1.32%
• 1M: 0.48%
• YTD: 2.45%
• 6M: 0.25%
• 1Y: 1.96%
• 3Y*: 15.18%
• 5Y*: 5.18%
• 10Y*: —

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

CFAGX vs. FMDGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
CFAGX Commerce MidCap Growth Fund	2.86%	1.58%	11.77%	17.74%	-20.31%	19.12%	23.78%	2.97%
FMDGX Fidelity Mid Cap Growth Index Fund	2.45%	8.60%	22.03%	25.79%	-26.67%	12.67%	34.84%	4.63%

Correlation

The correlation between CFAGX and FMDGX is 0.95 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.95
Correlation (3Y) Calculated over the trailing 3-year period	0.94
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (All Time) Calculated using the full available price history since Jul 17, 2019	0.95

The correlation between CFAGX and FMDGX has been stable across timeframes, ranging from 0.94 to 0.95 - a consistent structural relationship.

Return for Risk

CFAGX vs. FMDGX — Risk / Return Rank

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

CFAGX

CFAGX Risk / Return Rank: 4
CFAGX Sharpe Ratio Rank: 4
CFAGX Sortino Ratio Rank: 3
CFAGX Omega Ratio Rank: 3
CFAGX Calmar Ratio Rank: 4
CFAGX Martin Ratio Rank: 4

FMDGX

FMDGX Risk / Return Rank: 4
FMDGX Sharpe Ratio Rank: 4
FMDGX Sortino Ratio Rank: 4
FMDGX Omega Ratio Rank: 4
FMDGX Calmar Ratio Rank: 4
FMDGX Martin Ratio Rank: 5

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.

CFAGX vs. FMDGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Commerce MidCap Growth Fund (CFAGX) and Fidelity Mid Cap Growth Index Fund (FMDGX). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	CFAGX	FMDGX	Difference
Sharpe ratio: Return per unit of total volatility	0.08	0.23	-0.15
Sortino ratio: Return per unit of downside risk	0.21	0.44	-0.23
Omega ratio: Gain probability vs. loss probability	1.02	1.05	-0.03
Calmar ratio: Return relative to maximum drawdown	0.09	0.26	-0.18
Martin ratio: Return relative to average drawdown	0.23	0.76	-0.54

CFAGX vs. FMDGX - Sharpe Ratio Comparison

The current CFAGX Sharpe Ratio is 0.08, which is lower than the FMDGX Sharpe Ratio of 0.23. The chart below compares the historical Sharpe Ratios of CFAGX and FMDGX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

CFAGX vs. FMDGX - Drawdown Comparison

The maximum CFAGX drawdown since its inception was -61.05%, which is greater than FMDGX's maximum drawdown of -38.59%. Use the drawdown chart below to compare losses from any high point for CFAGX and FMDGX.

Drawdown Indicators

	CFAGX	FMDGX	Difference
Max Drawdown Largest peak-to-trough decline	-61.05%	-38.59%	-22.46%
Max Drawdown (1Y) Largest decline over 1 year	-12.87%	-14.75%	+1.88%
Max Drawdown (3Y) Largest decline over 3 years	-21.16%	-25.30%	+4.14%
Max Drawdown (5Y) Largest decline over 5 years	-28.99%	-38.59%	+9.60%
Max Drawdown (10Y) Largest decline over 10 years	-34.23%	—	—
Current Drawdown Current decline from peak	-3.75%	-3.37%	-0.38%
Average Drawdown Average peak-to-trough decline	-14.88%	-11.13%	-3.75%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.90%	5.10%	-0.20%

Volatility

CFAGX vs. FMDGX - Volatility Comparison

The current volatility for Commerce MidCap Growth Fund (CFAGX) is 4.83%, while Fidelity Mid Cap Growth Index Fund (FMDGX) has a volatility of 5.88%. This indicates that CFAGX experiences smaller price fluctuations and is considered to be less risky than FMDGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CFAGX	FMDGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.83%	5.88%	-1.05%
Volatility (6M) Calculated over the trailing 6-month period	11.57%	13.43%	-1.86%
Volatility (1Y) Calculated over the trailing 1-year period	14.58%	17.09%	-2.51%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.47%	22.46%	-3.99%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.47%	24.30%	-5.83%

CFAGX vs. FMDGX - Expense Ratio Comparison

CFAGX has a 0.71% expense ratio, which is higher than FMDGX's 0.05% expense ratio.

Dividends

CFAGX vs. FMDGX - Dividend Comparison

CFAGX's dividend yield for the trailing twelve months is around 24.20%, more than FMDGX's 1.81% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CFAGX Commerce MidCap Growth Fund	24.20%	24.89%	10.80%	6.77%	2.00%	19.35%	4.23%	6.59%	10.81%	7.05%	5.27%	8.83%
FMDGX Fidelity Mid Cap Growth Index Fund	1.81%	1.85%	0.47%	0.63%	0.81%	6.43%	0.36%	0.29%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both CFAGX and FMDGX in my portfolio?

With a correlation of 0.95, CFAGX and FMDGX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, CFAGX or FMDGX?

FMDGX has higher volatility (5.88%) compared to CFAGX (4.83%). In terms of maximum drawdown, CFAGX dropped -61.05% vs FMDGX's -38.59%.

Which has better risk-adjusted returns?

FMDGX currently has the higher Sharpe Ratio (0.23 vs 0.08), 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.