ONERX vs. FDSSX

Last updated Aug 5, 2026

ONERX (One Rock Fund) and FDSSX (Fidelity Stock Selector All Cap Fund) are both Large Cap Growth Equities funds. Over the past 5 years, ONERX returned 26.94%/yr vs 12.51%/yr for FDSSX. Their correlation of 0.81 means they have usually moved in the same direction. ONERX charges 1.75%/yr vs 0.68%/yr for FDSSX.

Performance

ONERX vs. FDSSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in One Rock Fund (ONERX) and Fidelity Stock Selector All Cap Fund (FDSSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ONERX achieves a 35.36% return, which is significantly higher than FDSSX's 17.16% return.

ONERX

• 1D: 4.82%
• 1M: -9.37%
• 6M: 28.30%
• YTD: 35.36%
• 1Y: 55.44%
• 3Y*: 40.64%
• 5Y*: 26.94%
• 10Y*: —
• ALL TIME*: 36.57%

FDSSX

• 1D: 1.58%
• 1M: 1.51%
• 6M: 14.26%
• YTD: 17.16%
• 1Y: 29.25%
• 3Y*: 21.56%
• 5Y*: 12.51%
• 10Y*: 15.01%
• ALL TIME*: 11.53%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FDSSX Fidelity Stock Selector All Cap Fund	$0.00	$0.00	$0.00
ONERX One Rock Fund	$0.00	$0.00	$0.00

ONERX vs. FDSSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
ONERX One Rock Fund	35.36%	49.37%	21.76%	72.41%	-42.06%	45.70%	104.46%
FDSSX Fidelity Stock Selector All Cap Fund	17.16%	18.89%	19.79%	26.94%	-19.55%	23.14%	62.88%

Correlation

The correlation between ONERX and FDSSX is 0.79, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.79
Correlation (3Y) Balances recent behavior with more history.	0.80
Correlation (5Y) Shows whether the relationship held over a longer period.	0.84
Correlation (All Time) Calculated using the full available price history since Mar 13, 2020	0.81

The correlation between ONERX and FDSSX has been stable across timeframes, ranging from 0.79 to 0.84 - a consistent structural relationship.

Return for Risk

ONERX vs. FDSSX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

ONERX

ONERX Risk / Return Rank: 42
ONERX Sharpe Ratio Rank: 39
ONERX Sortino Ratio Rank: 35
ONERX Omega Ratio Rank: 36
ONERX Calmar Ratio Rank: 45
ONERX Martin Ratio Rank: 53

FDSSX

FDSSX Risk / Return Rank: 87
FDSSX Sharpe Ratio Rank: 88
FDSSX Sortino Ratio Rank: 84
FDSSX Omega Ratio Rank: 81
FDSSX Calmar Ratio Rank: 88
FDSSX Martin Ratio Rank: 94

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

ONERX vs. FDSSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for One Rock Fund (ONERX) and Fidelity Stock Selector All Cap Fund (FDSSX). 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.

	ONERX	FDSSX	Difference
Sharpe ratio: Return per unit of total volatility	1.32	2.21	-0.89
Sortino ratio: Return per unit of downside risk	1.79	3.00	-1.21
Omega ratio: Gain probability vs. loss probability	1.23	1.39	-0.16
Calmar ratio: Return relative to maximum drawdown	1.93	3.42	-1.49
Martin ratio: Return relative to average drawdown	7.81	15.49	-7.69

ONERX vs. FDSSX - Sharpe Ratio Comparison

The current ONERX Sharpe Ratio is 1.32, which is lower than the FDSSX Sharpe Ratio of 2.21. The chart below compares the historical Sharpe Ratios of ONERX and FDSSX, 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

ONERX vs. FDSSX - Drawdown Comparison

The maximum ONERX drawdown since its inception was -47.44%, smaller than the maximum FDSSX drawdown of -56.77%. Use the drawdown chart below to compare losses from any high point for ONERX and FDSSX.

Drawdown Indicators

	ONERX	FDSSX	Difference
Max Drawdown Largest peak-to-trough decline	-47.44%	-56.77%	+9.33%
Max Drawdown (1Y) Largest decline over 1 year	-31.29%	-9.19%	-22.10%
Max Drawdown (3Y) Largest decline over 3 years	-47.44%	-20.86%	-26.58%
Max Drawdown (5Y) Largest decline over 5 years	-47.44%	-25.22%	-22.22%
Max Drawdown (10Y) Largest decline over 10 years	—	-34.37%	—
Current Drawdown Current decline from peak	-20.12%	-0.02%	-20.10%
Average Drawdown Average peak-to-trough decline	-13.74%	-9.84%	-3.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.74%	2.03%	+5.71%

Volatility

ONERX vs. FDSSX - Volatility Comparison

One Rock Fund (ONERX) has a higher volatility of 20.19% compared to Fidelity Stock Selector All Cap Fund (FDSSX) at 4.10%. This indicates that ONERX's price experiences larger fluctuations and is considered to be riskier than FDSSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ONERX	FDSSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	20.19%	4.10%	+16.09%
Volatility (6M) Calculated over the trailing 6-month period	38.73%	11.47%	+27.26%
Volatility (1Y) Calculated over the trailing 1-year period	45.88%	14.24%	+31.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.85%	17.92%	+22.93%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.23%	18.59%	+20.64%

ONERX vs. FDSSX - Expense Ratio Comparison

ONERX has a 1.75% expense ratio, which is higher than FDSSX's 0.68% expense ratio.

Dividends

ONERX vs. FDSSX - Dividend Comparison

ONERX's dividend yield for the trailing twelve months is around 17.82%, more than FDSSX's 4.08% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FDSSX Fidelity Stock Selector All Cap Fund	4.08%	4.79%	4.83%	2.03%	0.36%	0.84%	5.22%	6.09%	4.46%	3.07%	1.04%	5.16%
ONERX One Rock Fund	17.82%	24.12%	0.00%	0.00%	10.57%	28.88%	18.66%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ONERX and FDSSX in my portfolio?

ONERX and FDSSX have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ONERX or FDSSX?

ONERX has higher volatility (20.19%) compared to FDSSX (4.10%). In terms of maximum drawdown, ONERX dropped -47.44% vs FDSSX's -56.77%.

Which has better risk-adjusted returns?

FDSSX currently has the higher Sharpe Ratio (2.21 vs 1.32), 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.