CMJIX vs. ATGAX

Last updated Jun 23, 2026

CMJIX (Calvert US Mid-Cap Core Responsible Index Fund) and ATGAX (Aquila Opportunity Growth Fund) are both Mid Cap Blend Equities funds. Their correlation of 0.88 suggests significant overlap in exposure. CMJIX charges 0.24%/yr vs 1.50%/yr for ATGAX.

Performance

CMJIX vs. ATGAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Calvert US Mid-Cap Core Responsible Index Fund (CMJIX) and Aquila Opportunity Growth Fund (ATGAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

CMJIX

• 1D: 1.29%
• 1M: 4.66%
• YTD: 17.02%
• 6M: 15.17%
• 1Y: 28.13%
• 3Y*: 15.64%
• 5Y*: 8.07%
• 10Y*: 12.13%

ATGAX

• 1D: 0.90%
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

CMJIX vs. ATGAX - Yearly Performance Comparison

	2026 (YTD)
CMJIX Calvert US Mid-Cap Core Responsible Index Fund	3.54%
ATGAX Aquila Opportunity Growth Fund	2.38%

Correlation

The correlation between CMJIX and ATGAX is 0.88, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 28, 2026	0.88

Return for Risk

CMJIX vs. ATGAX — Risk / Return Rank

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

CMJIX

CMJIX Risk / Return Rank: 56
CMJIX Sharpe Ratio Rank: 50
CMJIX Sortino Ratio Rank: 52
CMJIX Omega Ratio Rank: 45
CMJIX Calmar Ratio Rank: 68
CMJIX Martin Ratio Rank: 66

ATGAX

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

CMJIX vs. ATGAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Calvert US Mid-Cap Core Responsible Index Fund (CMJIX) and Aquila Opportunity Growth Fund (ATGAX). 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.

	CMJIX	ATGAX	Difference
Sharpe ratio: Return per unit of total volatility	1.94	—	—
Sortino ratio: Return per unit of downside risk	2.79	—	—
Omega ratio: Gain probability vs. loss probability	1.34	—	—
Calmar ratio: Return relative to maximum drawdown	3.02	—	—
Martin ratio: Return relative to average drawdown	12.10	—	—

Drawdowns

CMJIX vs. ATGAX - Drawdown Comparison

The maximum CMJIX drawdown since its inception was -38.09%, which is greater than ATGAX's maximum drawdown of -3.70%. Use the drawdown chart below to compare losses from any high point for CMJIX and ATGAX.

Drawdown Indicators

	CMJIX	ATGAX	Difference
Max Drawdown Largest peak-to-trough decline	-38.09%	-3.70%	-34.39%
Max Drawdown (1Y) Largest decline over 1 year	-9.38%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-21.46%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-28.13%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-38.09%	—	—
Current Drawdown Current decline from peak	-0.62%	-0.70%	+0.08%
Average Drawdown Average peak-to-trough decline	-6.21%	-0.99%	-5.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.33%	—	—

Volatility

Volatility by Period

	CMJIX	ATGAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.29%	—	—
Volatility (6M) Calculated over the trailing 6-month period	11.36%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	14.62%	19.52%	-4.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.70%	19.52%	-0.82%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.61%	19.52%	+0.09%

CMJIX vs. ATGAX - Expense Ratio Comparison

CMJIX has a 0.24% expense ratio, which is lower than ATGAX's 1.50% expense ratio.

Dividends

CMJIX vs. ATGAX - Dividend Comparison

CMJIX's dividend yield for the trailing twelve months is around 3.92%, while ATGAX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
ATGAX Aquila Opportunity Growth Fund	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
CMJIX Calvert US Mid-Cap Core Responsible Index Fund	3.92%	4.59%	1.14%	1.06%	0.99%	2.78%	2.60%	1.85%	3.19%	2.85%	1.99%

Frequently Asked Questions

Can I hold both CMJIX and ATGAX in my portfolio?

CMJIX and ATGAX have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.