FGDMX vs. FGKMX

Last updated Jun 4, 2026

FGDMX (Fidelity Advisor Communication Services Class A) and FGKMX (Fidelity Advisor Communication Services Class Z) are both Communications Equities funds from Fidelity. Over the past 5 years, FGDMX returned 13.92%/yr vs 13.89%/yr for FGKMX. With a 1.00 correlation, they move nearly in lockstep. FGDMX charges 1.03%/yr vs 0.62%/yr for FGKMX.

Performance

FGDMX vs. FGKMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Communication Services Class A (FGDMX) and Fidelity Advisor Communication Services Class Z (FGKMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with FGDMX having a 9.31% return and FGKMX slightly higher at 9.47%.

FGDMX

• 1D: -1.18%
• 1M: 1.94%
• YTD: 9.31%
• 6M: 11.50%
• 1Y: 39.60%
• 3Y*: 33.86%
• 5Y*: 13.92%
• 10Y*: —

FGKMX

• 1D: -1.18%
• 1M: 1.97%
• YTD: 9.47%
• 6M: 11.70%
• 1Y: 40.11%
• 3Y*: 33.42%
• 5Y*: 13.89%
• 10Y*: —

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

FGDMX vs. FGKMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
FGDMX Fidelity Advisor Communication Services Class A	9.31%	36.36%	35.46%	56.40%	-38.47%	15.63%	35.07%	32.77%	-7.41%
FGKMX Fidelity Advisor Communication Services Class Z	9.47%	36.91%	33.04%	57.12%	-38.20%	16.12%	35.66%	33.34%	-7.39%

Correlation

The correlation between FGDMX and FGKMX is 1.00 - 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	1.00
Correlation (3Y) Calculated over the trailing 3-year period	1.00
Correlation (5Y) Calculated over the trailing 5-year period	1.00
Correlation (All Time) Calculated using the full available price history since Dec 3, 2018	1.00

The correlation between FGDMX and FGKMX has been stable across timeframes, ranging from 1.00 to 1.00 - a consistent structural relationship.

Return for Risk

FGDMX vs. FGKMX — Risk / Return Rank

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

FGDMX

FGDMX Risk / Return Rank: 43
FGDMX Sharpe Ratio Rank: 50
FGDMX Sortino Ratio Rank: 45
FGDMX Omega Ratio Rank: 44
FGDMX Calmar Ratio Rank: 37
FGDMX Martin Ratio Rank: 41

FGKMX

FGKMX Risk / Return Rank: 44
FGKMX Sharpe Ratio Rank: 50
FGKMX Sortino Ratio Rank: 45
FGKMX Omega Ratio Rank: 45
FGKMX Calmar Ratio Rank: 38
FGKMX Martin Ratio Rank: 42

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.

FGDMX vs. FGKMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Communication Services Class A (FGDMX) and Fidelity Advisor Communication Services Class Z (FGKMX). 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.

	FGDMX	FGKMX	Difference
Sharpe ratio: Return per unit of total volatility	2.06	2.09	-0.03
Sortino ratio: Return per unit of downside risk	2.82	2.85	-0.03
Omega ratio: Gain probability vs. loss probability	1.36	1.36	0.00
Calmar ratio: Return relative to maximum drawdown	2.31	2.35	-0.04
Martin ratio: Return relative to average drawdown	8.75	8.90	-0.15
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FGDMX vs. FGKMX - Sharpe Ratio Comparison

The current FGDMX Sharpe Ratio is 2.06, which is comparable to the FGKMX Sharpe Ratio of 2.09. The chart below compares the historical Sharpe Ratios of FGDMX and FGKMX, 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

	FGDMX	FGKMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.06	2.09	-0.03
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.60	0.60	0.00
Sharpe Ratio (All Time) Calculated using the full available price history	0.80	0.81	-0.01

Drawdowns

FGDMX vs. FGKMX - Drawdown Comparison

The maximum FGDMX drawdown since its inception was -47.60%, roughly equal to the maximum FGKMX drawdown of -47.32%. Use the drawdown chart below to compare losses from any high point for FGDMX and FGKMX.

Drawdown Indicators

	FGDMX	FGKMX	Difference
Max Drawdown Largest peak-to-trough decline	-47.60%	-47.32%	-0.28%
Max Drawdown (1Y) Largest decline over 1 year	-16.94%	-16.89%	-0.05%
Max Drawdown (3Y) Largest decline over 3 years	-23.23%	-23.19%	-0.04%
Max Drawdown (5Y) Largest decline over 5 years	-47.60%	-47.32%	-0.28%
Current Drawdown Current decline from peak	-3.54%	-3.54%	0.00%
Average Drawdown Average peak-to-trough decline	-10.87%	-10.70%	-0.17%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.48%	4.46%	+0.02%

Volatility

FGDMX vs. FGKMX - Volatility Comparison

Fidelity Advisor Communication Services Class A (FGDMX) and Fidelity Advisor Communication Services Class Z (FGKMX) have volatilities of 4.81% and 4.81%, 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

	FGDMX	FGKMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.81%	4.81%	0.00%
Volatility (6M) Calculated over the trailing 6-month period	13.91%	13.91%	0.00%
Volatility (1Y) Calculated over the trailing 1-year period	19.03%	19.03%	0.00%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.26%	23.25%	+0.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.95%	23.95%	0.00%

FGDMX vs. FGKMX - Expense Ratio Comparison

FGDMX has a 1.03% expense ratio, which is higher than FGKMX's 0.62% expense ratio.

Dividends

FGDMX vs. FGKMX - Dividend Comparison

FGDMX's dividend yield for the trailing twelve months is around 12.20%, which matches FGKMX's 12.31% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
FGDMX Fidelity Advisor Communication Services Class A	12.20%	7.66%	6.90%	0.00%	0.00%	5.73%	3.76%	35.47%	8.84%
FGKMX Fidelity Advisor Communication Services Class Z	12.31%	7.92%	4.85%	0.00%	0.00%	5.92%	3.73%	35.55%	8.88%

Frequently Asked Questions

Can I hold both FGDMX and FGKMX in my portfolio?

With a correlation of 1.00, FGDMX and FGKMX 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, FGDMX or FGKMX?

FGKMX has higher volatility (4.81%) compared to FGDMX (4.81%). In terms of maximum drawdown, FGDMX dropped -47.60% vs FGKMX's -47.32%.

Which has better risk-adjusted returns?

FGKMX currently has the higher Sharpe Ratio (2.09 vs 2.06), 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.