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ONERX vs. FSMDX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between ONERX and FSMDX is 0.79, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

ONERX vs. FSMDX

Last updated May 31, 2025

Compare and contrast key facts about One Rock Fund (ONERX) and Fidelity Mid Cap Index Fund (FSMDX).

ONERX is managed by Wrona Investment Management. It was launched on Mar 6, 2020. FSMDX is managed by Fidelity. It was launched on Sep 8, 2011.

Scroll down to visually compare performance, riskiness, drawdowns, and other indicators and decide which better suits your portfolio: ONERX or FSMDX.

Performance

ONERX vs. FSMDX - Performance Comparison

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

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Key characteristics

Sharpe Ratio

ONERX:

0.66

FSMDX:

0.57

Sortino Ratio

ONERX:

1.14

FSMDX:

0.88

Omega Ratio

ONERX:

1.15

FSMDX:

1.12

Calmar Ratio

ONERX:

0.77

FSMDX:

0.50

Martin Ratio

ONERX:

2.18

FSMDX:

1.72

Ulcer Index

ONERX:

13.39%

FSMDX:

6.09%

Daily Std Dev

ONERX:

43.17%

FSMDX:

19.81%

Max Drawdown

ONERX:

-50.65%

FSMDX:

-40.35%

Current Drawdown

ONERX:

-8.74%

FSMDX:

-6.12%

Returns By Period

In the year-to-date period, ONERX achieves a 4.21% return, which is significantly higher than FSMDX's 1.04% return.

ONERX

YTD

4.21%

1M

15.91%

6M

1.41%

1Y

31.15%

3Y*

32.38%

5Y*

26.25%

10Y*

N/A

FSMDX

YTD

1.04%

1M

5.70%

6M

-6.05%

1Y

11.27%

3Y*

9.07%

5Y*

12.69%

10Y*

9.24%

*Annualized

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One Rock Fund

Fidelity Mid Cap Index Fund

ONERX vs. FSMDX - Expense Ratio Comparison

ONERX has a 1.75% expense ratio, which is higher than FSMDX's 0.03% expense ratio.

ONERX
One Rock Fund
FSMDX
Fidelity Mid Cap Index Fund
Go deeper with the Portfolio Analysis tool — backtest performance, assess risk, compare to benchmarks, and more

Risk-Adjusted Performance

ONERX vs. FSMDX — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
ONERX
The Risk-Adjusted Performance Rank of ONERX is 5757
Overall Rank
The Sharpe Ratio Rank of ONERX is 4646
Sharpe Ratio Rank
The Sortino Ratio Rank of ONERX is 6262
Sortino Ratio Rank
The Omega Ratio Rank of ONERX is 6161
Omega Ratio Rank
The Calmar Ratio Rank of ONERX is 6868
Calmar Ratio Rank
The Martin Ratio Rank of ONERX is 4949
Martin Ratio Rank
FSMDX
The Risk-Adjusted Performance Rank of FSMDX is 4242
Overall Rank
The Sharpe Ratio Rank of FSMDX is 4040
Sharpe Ratio Rank
The Sortino Ratio Rank of FSMDX is 4444
Sortino Ratio Rank
The Omega Ratio Rank of FSMDX is 4242
Omega Ratio Rank
The Calmar Ratio Rank of FSMDX is 4646
Calmar Ratio Rank
The Martin Ratio Rank of FSMDX is 4040
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

ONERX vs. FSMDX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for One Rock Fund (ONERX) and Fidelity Mid Cap Index Fund (FSMDX). 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.

The current ONERX Sharpe Ratio is 0.66, which is comparable to the FSMDX Sharpe Ratio of 0.57. The chart below compares the historical Sharpe Ratios of ONERX and FSMDX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

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Go to the full Sharpe Ratio tool to analyze any stock or portfolio. Customize time frames, set your own risk-free rate, and more

Dividends

ONERX vs. FSMDX - Dividend Comparison

ONERX's dividend yield for the trailing twelve months is around 23.88%, more than FSMDX's 2.29% yield.

TTM20242023202220212020201920182017201620152014
ONERX
One Rock Fund		23.88%24.89%0.00%10.57%28.88%18.66%0.00%0.00%0.00%0.00%0.00%0.00%
FSMDX
Fidelity Mid Cap Index Fund		2.29%2.32%1.39%2.07%3.35%2.34%2.86%2.60%2.53%2.23%4.29%2.59%

Drawdowns

ONERX vs. FSMDX - Drawdown Comparison

The maximum ONERX drawdown since its inception was -50.65%, which is greater than FSMDX's maximum drawdown of -40.35%. Use the drawdown chart below to compare losses from any high point for ONERX and FSMDX.

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Go to the full Drawdowns tool for more analysis options, including inflation-adjusted drawdowns, and more

Volatility

ONERX vs. FSMDX - Volatility Comparison

One Rock Fund (ONERX) has a higher volatility of 8.58% compared to Fidelity Mid Cap Index Fund (FSMDX) at 5.21%. This indicates that ONERX's price experiences larger fluctuations and is considered to be riskier than FSMDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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