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MFRFX vs. SPY
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between MFRFX and SPY is 0.93, 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.


-0.50.00.51.00.9

Performance

MFRFX vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Research Fund (MFRFX) and SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

-5.00%0.00%5.00%10.00%SeptemberOctoberNovemberDecember2025February
0.10%
10.91%
MFRFX
SPY

Key characteristics

Sharpe Ratio

MFRFX:

0.49

SPY:

1.87

Sortino Ratio

MFRFX:

0.68

SPY:

2.52

Omega Ratio

MFRFX:

1.12

SPY:

1.35

Calmar Ratio

MFRFX:

0.57

SPY:

2.81

Martin Ratio

MFRFX:

1.53

SPY:

11.69

Ulcer Index

MFRFX:

4.85%

SPY:

2.02%

Daily Std Dev

MFRFX:

15.06%

SPY:

12.65%

Max Drawdown

MFRFX:

-54.85%

SPY:

-55.19%

Current Drawdown

MFRFX:

-8.74%

SPY:

0.00%

Returns By Period

In the year-to-date period, MFRFX achieves a 4.24% return, which is significantly lower than SPY's 4.58% return. Over the past 10 years, MFRFX has underperformed SPY with an annualized return of 5.05%, while SPY has yielded a comparatively higher 13.23% annualized return.


MFRFX

YTD

4.24%

1M

1.88%

6M

-0.73%

1Y

8.46%

5Y*

5.11%

10Y*

5.05%

SPY

YTD

4.58%

1M

2.57%

6M

10.04%

1Y

24.97%

5Y*

14.73%

10Y*

13.23%

*Annualized

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


MFRFX vs. SPY - Expense Ratio Comparison

MFRFX has a 0.78% expense ratio, which is higher than SPY's 0.09% expense ratio.


MFRFX
MFS Research Fund
Expense ratio chart for MFRFX: current value at 0.78% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.78%
Expense ratio chart for SPY: current value at 0.09% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.09%

Risk-Adjusted Performance

MFRFX vs. SPY — Risk-Adjusted Performance Rank

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

MFRFX
The Risk-Adjusted Performance Rank of MFRFX is 2525
Overall Rank
The Sharpe Ratio Rank of MFRFX is 2020
Sharpe Ratio Rank
The Sortino Ratio Rank of MFRFX is 1818
Sortino Ratio Rank
The Omega Ratio Rank of MFRFX is 2424
Omega Ratio Rank
The Calmar Ratio Rank of MFRFX is 4242
Calmar Ratio Rank
The Martin Ratio Rank of MFRFX is 2121
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 7777
Overall Rank
The Sharpe Ratio Rank of SPY is 7777
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 7474
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 7777
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 7878
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 8181
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.

MFRFX vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Research Fund (MFRFX) and SPDR S&P 500 ETF (SPY). 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.


Sharpe ratio
The chart of Sharpe ratio for MFRFX, currently valued at 0.49, compared to the broader market-1.000.001.002.003.004.000.491.87
The chart of Sortino ratio for MFRFX, currently valued at 0.68, compared to the broader market0.002.004.006.008.0010.0012.000.682.52
The chart of Omega ratio for MFRFX, currently valued at 1.12, compared to the broader market1.002.003.004.001.121.35
The chart of Calmar ratio for MFRFX, currently valued at 0.57, compared to the broader market0.005.0010.0015.0020.000.572.81
The chart of Martin ratio for MFRFX, currently valued at 1.53, compared to the broader market0.0020.0040.0060.0080.001.5311.69
MFRFX
SPY

The current MFRFX Sharpe Ratio is 0.49, which is lower than the SPY Sharpe Ratio of 1.87. The chart below compares the historical Sharpe Ratios of MFRFX and SPY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.001.002.003.004.00SeptemberOctoberNovemberDecember2025February
0.49
1.87
MFRFX
SPY

Dividends

MFRFX vs. SPY - Dividend Comparison

MFRFX's dividend yield for the trailing twelve months is around 0.50%, less than SPY's 1.15% yield.


TTM20242023202220212020201920182017201620152014
MFRFX
MFS Research Fund
0.50%0.52%0.56%0.73%0.31%0.54%0.77%0.78%1.08%1.02%0.80%6.31%
SPY
SPDR S&P 500 ETF
1.15%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

MFRFX vs. SPY - Drawdown Comparison

The maximum MFRFX drawdown since its inception was -54.85%, roughly equal to the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for MFRFX and SPY. For additional features, visit the drawdowns tool.


-14.00%-12.00%-10.00%-8.00%-6.00%-4.00%-2.00%0.00%SeptemberOctoberNovemberDecember2025February
-8.74%
0
MFRFX
SPY

Volatility

MFRFX vs. SPY - Volatility Comparison

The current volatility for MFS Research Fund (MFRFX) is 2.78%, while SPDR S&P 500 ETF (SPY) has a volatility of 3.00%. This indicates that MFRFX experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


2.00%4.00%6.00%8.00%10.00%SeptemberOctoberNovemberDecember2025February
2.78%
3.00%
MFRFX
SPY
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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