FMDCX vs. ATGAX

Last updated Jun 25, 2026

FMDCX (Federated Hermes Mid Cap Index Fund) and ATGAX (Aquila Opportunity Growth Fund) are both Mid Cap Blend Equities funds. Their correlation of 0.81 suggests significant overlap in exposure. FMDCX charges 0.57%/yr vs 1.50%/yr for ATGAX.

Performance

FMDCX vs. ATGAX - Performance Comparison

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

Returns By Period

FMDCX

• 1D: -1.04%
• 1M: 2.67%
• YTD: 14.60%
• 6M: 12.35%
• 1Y: 23.36%
• 3Y*: 15.75%
• 5Y*: 8.20%
• 10Y*: 11.26%

ATGAX

• 1D: -2.09%
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

FMDCX vs. ATGAX - Yearly Performance Comparison

	2026 (YTD)
FMDCX Federated Hermes Mid Cap Index Fund	1.51%
ATGAX Aquila Opportunity Growth Fund	1.27%

Correlation

The correlation between FMDCX and ATGAX is 0.81, 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	0.81

Return for Risk

FMDCX vs. ATGAX — Risk / Return Rank

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

FMDCX

FMDCX Risk / Return Rank: 63
FMDCX Sharpe Ratio Rank: 52
FMDCX Sortino Ratio Rank: 58
FMDCX Omega Ratio Rank: 46
FMDCX Calmar Ratio Rank: 83
FMDCX Martin Ratio Rank: 77

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.

FMDCX vs. ATGAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Federated Hermes Mid Cap Index Fund (FMDCX) 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.

	FMDCX	ATGAX	Difference
Sharpe ratio: Return per unit of total volatility	1.86	—	—
Sortino ratio: Return per unit of downside risk	2.78	—	—
Omega ratio: Gain probability vs. loss probability	1.32	—	—
Calmar ratio: Return relative to maximum drawdown	3.49	—	—
Martin ratio: Return relative to average drawdown	12.92	—	—

Drawdowns

FMDCX vs. ATGAX - Drawdown Comparison

The maximum FMDCX drawdown since its inception was -55.36%, which is greater than ATGAX's maximum drawdown of -3.70%. Use the drawdown chart below to compare losses from any high point for FMDCX and ATGAX.

Drawdown Indicators

	FMDCX	ATGAX	Difference
Max Drawdown Largest peak-to-trough decline	-55.36%	-3.70%	-51.66%
Max Drawdown (1Y) Largest decline over 1 year	-8.75%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-24.16%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-24.16%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-42.05%	—	—
Current Drawdown Current decline from peak	-1.04%	-2.09%	+1.05%
Average Drawdown Average peak-to-trough decline	-6.79%	-1.00%	-5.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.24%	—	—

Volatility

Volatility by Period

	FMDCX	ATGAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.75%	—	—
Volatility (6M) Calculated over the trailing 6-month period	12.58%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	16.49%	20.51%	-4.02%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.38%	20.51%	-0.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.37%	20.51%	+0.86%

FMDCX vs. ATGAX - Expense Ratio Comparison

FMDCX has a 0.57% expense ratio, which is lower than ATGAX's 1.50% expense ratio.

Dividends

FMDCX vs. ATGAX - Dividend Comparison

FMDCX's dividend yield for the trailing twelve months is around 9.29%, while ATGAX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
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%	0.00%
FMDCX Federated Hermes Mid Cap Index Fund	9.29%	10.67%	15.63%	11.46%	12.33%	22.20%	15.60%	10.60%	26.14%	17.30%	11.41%	14.68%

Frequently Asked Questions

Can I hold both FMDCX and ATGAX in my portfolio?

FMDCX and ATGAX have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.