FDSSX vs. ADX

Last updated Jul 11, 2026

FDSSX (Fidelity Stock Selector All Cap Fund) and ADX (Adams Diversified Equity Fund, Inc.) are both mutual funds - FDSSX is a Large Cap Growth Equities fund managed by Fidelity, while ADX is a Large Cap Blend Equities fund actively managed by Adams Funds. Over the past 10 years, FDSSX returned 15.27%/yr vs 18.37%/yr for ADX. A 0.74 correlation means they provide meaningful diversification when combined. FDSSX charges 0.68%/yr vs 0.59%/yr for ADX.

Performance

FDSSX vs. ADX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Stock Selector All Cap Fund (FDSSX) and Adams Diversified Equity Fund, Inc. (ADX). 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 FDSSX having a 16.45% return and ADX slightly higher at 16.50%. Over the past 10 years, FDSSX has underperformed ADX with an annualized return of 15.27%, while ADX has yielded a comparatively higher 18.37% annualized return.

FDSSX

• 1D: 0.91%
• 1M: 2.54%
• 6M: 14.17%
• YTD: 16.45%
• 1Y: 30.41%
• 3Y*: 22.07%
• 5Y*: 12.41%
• 10Y*: 15.27%

ADX

• 1D: 0.73%
• 1M: 5.16%
• 6M: 15.36%
• YTD: 16.50%
• 1Y: 30.61%
• 3Y*: 28.67%
• 5Y*: 17.26%
• 10Y*: 18.37%

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

FDSSX vs. ADX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FDSSX Fidelity Stock Selector All Cap Fund	16.45%	18.89%	19.79%	26.94%	-19.55%	23.14%	24.90%	32.21%	-8.61%	24.42%
ADX Adams Diversified Equity Fund, Inc.	16.50%	26.03%	28.31%	31.49%	-19.82%	29.69%	17.28%	36.75%	-3.58%	29.61%

Correlation

The correlation between FDSSX and ADX is 0.75, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.75
Correlation (3Y) Calculated over the trailing 3-year period	0.83
Correlation (5Y) Calculated over the trailing 5-year period	0.89
Correlation (10Y) Calculated over the trailing 10-year period	0.89
Correlation (All Time) Calculated using the full available price history since Sep 28, 1990	0.74

The correlation between FDSSX and ADX shifts across timeframes, from 0.74 (all time) to 0.89 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

FDSSX vs. ADX — Risk / Return Rank

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

FDSSX

FDSSX Risk / Return Rank: 85
FDSSX Sharpe Ratio Rank: 84
FDSSX Sortino Ratio Rank: 80
FDSSX Omega Ratio Rank: 80
FDSSX Calmar Ratio Rank: 87
FDSSX Martin Ratio Rank: 94

ADX

ADX Risk / Return Rank: 82
ADX Sharpe Ratio Rank: 82
ADX Sortino Ratio Rank: 81
ADX Omega Ratio Rank: 74
ADX Calmar Ratio Rank: 81
ADX Martin Ratio Rank: 93

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.

FDSSX vs. ADX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Stock Selector All Cap Fund (FDSSX) and Adams Diversified Equity Fund, Inc. (ADX). 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.

	FDSSX	ADX	Difference
Sharpe ratio: Return per unit of total volatility	2.20	2.12	+0.09
Sortino ratio: Return per unit of downside risk	2.97	3.02	-0.05
Omega ratio: Gain probability vs. loss probability	1.40	1.36	+0.04
Calmar ratio: Return relative to maximum drawdown	3.33	2.98	+0.35
Martin ratio: Return relative to average drawdown	15.47	14.95	+0.53

FDSSX vs. ADX - Sharpe Ratio Comparison

The current FDSSX Sharpe Ratio is 2.20, which is comparable to the ADX Sharpe Ratio of 2.12. The chart below compares the historical Sharpe Ratios of FDSSX and ADX, 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

FDSSX vs. ADX - Drawdown Comparison

The maximum FDSSX drawdown since its inception was -56.77%, smaller than the maximum ADX drawdown of -71.60%. Use the drawdown chart below to compare losses from any high point for FDSSX and ADX.

Drawdown Indicators

	FDSSX	ADX	Difference
Max Drawdown Largest peak-to-trough decline	-56.77%	-71.60%	+14.83%
Max Drawdown (1Y) Largest decline over 1 year	-9.19%	-10.16%	+0.97%
Max Drawdown (3Y) Largest decline over 3 years	-20.86%	-18.29%	-2.57%
Max Drawdown (5Y) Largest decline over 5 years	-25.22%	-25.07%	-0.15%
Max Drawdown (10Y) Largest decline over 10 years	-34.37%	-37.17%	+2.80%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-9.86%	-22.09%	+12.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.97%	2.02%	-0.05%

Volatility

FDSSX vs. ADX - Volatility Comparison

Fidelity Stock Selector All Cap Fund (FDSSX) and Adams Diversified Equity Fund, Inc. (ADX) have volatilities of 4.79% and 4.87%, 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

	FDSSX	ADX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.79%	4.87%	-0.08%
Volatility (6M) Calculated over the trailing 6-month period	11.18%	11.32%	-0.14%
Volatility (1Y) Calculated over the trailing 1-year period	13.91%	14.33%	-0.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.90%	17.42%	+0.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.55%	18.02%	+0.53%

FDSSX vs. ADX - Expense Ratio Comparison

FDSSX has a 0.68% expense ratio, which is higher than ADX's 0.59% expense ratio.

Dividends

FDSSX vs. ADX - Dividend Comparison

FDSSX's dividend yield for the trailing twelve months is around 4.11%, less than ADX's 7.16% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ADX Adams Diversified Equity Fund, Inc.	7.16%	7.93%	12.38%	7.34%	7.36%	15.35%	6.54%	9.00%	15.85%	9.18%	7.79%	7.17%
FDSSX Fidelity Stock Selector All Cap Fund	4.11%	4.79%	4.83%	2.03%	0.36%	0.84%	5.22%	6.09%	4.46%	3.07%	1.04%	5.16%

Frequently Asked Questions

Can I hold both FDSSX and ADX in my portfolio?

FDSSX and ADX have a correlation of 0.75, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FDSSX or ADX?

ADX has higher volatility (4.87%) compared to FDSSX (4.79%). In terms of maximum drawdown, FDSSX dropped -56.77% vs ADX's -71.60%.

Which has better risk-adjusted returns?

FDSSX currently has the higher Sharpe Ratio (2.20 vs 2.12), 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.