FGSKX vs. FMDGX

Last updated Jun 4, 2026

FGSKX (Federated Hermes MDT Mid Cap Growth Fund Class R6) and FMDGX (Fidelity Mid Cap Growth Index Fund) are both Mid Cap Growth Equities funds. Over the past 5 years, FGSKX returned 11.31%/yr vs 7.23%/yr for FMDGX. Their correlation of 0.85 suggests significant overlap in exposure. FGSKX charges 0.84%/yr vs 0.05%/yr for FMDGX.

Performance

FGSKX vs. FMDGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Federated Hermes MDT Mid Cap Growth Fund Class R6 (FGSKX) 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, FGSKX achieves a 1.77% return, which is significantly lower than FMDGX's 4.88% return.

FGSKX

• 1D: -0.82%
• 1M: 2.77%
• YTD: 1.77%
• 6M: 2.76%
• 1Y: 5.71%
• 3Y*: 20.12%
• 5Y*: 11.31%
• 10Y*: 15.43%

FMDGX

• 1D: -0.22%
• 1M: 5.21%
• YTD: 4.88%
• 6M: 3.96%
• 1Y: 6.81%
• 3Y*: 16.42%
• 5Y*: 7.23%
• 10Y*: —

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

FGSKX vs. FMDGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
FGSKX Federated Hermes MDT Mid Cap Growth Fund Class R6	1.77%	10.90%	33.36%	27.45%	-24.38%	22.74%	35.92%	-0.20%
FMDGX Fidelity Mid Cap Growth Index Fund	4.88%	8.60%	22.03%	25.79%	-26.67%	12.67%	34.84%	4.63%

Correlation

The correlation between FGSKX and FMDGX is 0.23, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.23
Correlation (3Y) Calculated over the trailing 3-year period	0.59
Correlation (5Y) Calculated over the trailing 5-year period	0.79
Correlation (All Time) Calculated using the full available price history since Jul 18, 2019	0.85

Over the past year, the correlation between FGSKX and FMDGX has dropped to 0.23 - well below their long-term average of 0.85, suggesting their price drivers have been diverging.

Return for Risk

FGSKX vs. FMDGX — Risk / Return Rank

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

FGSKX

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

FMDGX

FMDGX Risk / Return Rank: 6
FMDGX Sharpe Ratio Rank: 6
FMDGX Sortino Ratio Rank: 6
FMDGX Omega Ratio Rank: 6
FMDGX Calmar Ratio Rank: 6
FMDGX Martin Ratio Rank: 6

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.

FGSKX vs. FMDGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Federated Hermes MDT Mid Cap Growth Fund Class R6 (FGSKX) 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.

	FGSKX	FMDGX	Difference
Sharpe ratio Return per unit of total volatility	0.34	0.49	-0.15
Sortino ratio Return per unit of downside risk	0.61	0.80	-0.18
Omega ratio Gain probability vs. loss probability	1.08	1.09	-0.01
Calmar ratio Return relative to maximum drawdown	0.41	0.54	-0.13
Martin ratio Return relative to average drawdown	1.12	1.58	-0.46
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FGSKX vs. FMDGX - Sharpe Ratio Comparison

The current FGSKX Sharpe Ratio is 0.34, which is lower than the FMDGX Sharpe Ratio of 0.49. The chart below compares the historical Sharpe Ratios of FGSKX 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.

Sharpe Ratios by Period

	FGSKX	FMDGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.34	0.49	-0.15
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.51	0.32	+0.18
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.69	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.44	0.45	-0.01

Drawdowns

FGSKX vs. FMDGX - Drawdown Comparison

The maximum FGSKX drawdown since its inception was -55.05%, which is greater than FMDGX's maximum drawdown of -38.59%. Use the drawdown chart below to compare losses from any high point for FGSKX and FMDGX.

Drawdown Indicators

	FGSKX	FMDGX	Difference
Max Drawdown Largest peak-to-trough decline	-55.05%	-38.59%	-16.46%
Max Drawdown (1Y) Largest decline over 1 year	-14.01%	-14.75%	+0.74%
Max Drawdown (3Y) Largest decline over 3 years	-24.47%	-25.30%	+0.83%
Max Drawdown (5Y) Largest decline over 5 years	-35.68%	-38.59%	+2.91%
Max Drawdown (10Y) Largest decline over 10 years	-37.16%	—	—
Current Drawdown Current decline from peak	-3.32%	-1.09%	-2.23%
Average Drawdown Average peak-to-trough decline	-10.86%	-11.21%	+0.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.08%	5.05%	+0.03%

Volatility

FGSKX vs. FMDGX - Volatility Comparison

Federated Hermes MDT Mid Cap Growth Fund Class R6 (FGSKX) and Fidelity Mid Cap Growth Index Fund (FMDGX) have volatilities of 3.52% and 3.52%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FGSKX	FMDGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.52%	3.52%	0.00%
Volatility (6M) Calculated over the trailing 6-month period	13.96%	12.64%	+1.32%
Volatility (1Y) Calculated over the trailing 1-year period	17.02%	16.46%	+0.56%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.42%	22.37%	+0.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.38%	24.32%	-1.94%

FGSKX vs. FMDGX - Expense Ratio Comparison

FGSKX has a 0.84% expense ratio, which is higher than FMDGX's 0.05% expense ratio.

Dividends

FGSKX vs. FMDGX - Dividend Comparison

FGSKX's dividend yield for the trailing twelve months is around 5.27%, more than FMDGX's 1.77% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FGSKX Federated Hermes MDT Mid Cap Growth Fund Class R6	5.27%	5.37%	4.70%	0.00%	2.52%	28.15%	7.60%	8.72%	15.47%	14.82%	0.89%	26.74%
FMDGX Fidelity Mid Cap Growth Index Fund	1.77%	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 FGSKX and FMDGX in my portfolio?

FGSKX and FMDGX have a correlation of 0.23, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FGSKX or FMDGX?

FMDGX has higher volatility (3.52%) compared to FGSKX (3.52%). In terms of maximum drawdown, FGSKX dropped -55.05% vs FMDGX's -38.59%.

Which has better risk-adjusted returns?

FMDGX currently has the higher Sharpe Ratio (0.49 vs 0.34), 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.