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MFEKX vs. VIIIX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between MFEKX and VIIIX is 0.91, 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.


-0.50.00.51.0
Correlation: 0.9

Performance

MFEKX vs. VIIIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Growth R6 (MFEKX) and Vanguard Institutional Index Fund Institutional Plus Shares (VIIIX). The values are adjusted to include any dividend payments, if applicable.

300.00%350.00%400.00%450.00%NovemberDecember2025FebruaryMarchApril
319.16%
368.66%
MFEKX
VIIIX

Key characteristics

Sharpe Ratio

MFEKX:

-0.34

VIIIX:

0.29

Sortino Ratio

MFEKX:

-0.29

VIIIX:

0.54

Omega Ratio

MFEKX:

0.96

VIIIX:

1.08

Calmar Ratio

MFEKX:

-0.30

VIIIX:

0.30

Martin Ratio

MFEKX:

-0.85

VIIIX:

1.26

Ulcer Index

MFEKX:

10.71%

VIIIX:

4.47%

Daily Std Dev

MFEKX:

26.49%

VIIIX:

19.40%

Max Drawdown

MFEKX:

-37.55%

VIIIX:

-55.18%

Current Drawdown

MFEKX:

-26.28%

VIIIX:

-13.88%

Returns By Period

In the year-to-date period, MFEKX achieves a -13.58% return, which is significantly lower than VIIIX's -9.89% return. Over the past 10 years, MFEKX has underperformed VIIIX with an annualized return of 8.93%, while VIIIX has yielded a comparatively higher 10.31% annualized return.


MFEKX

YTD

-13.58%

1M

-7.65%

6M

-20.95%

1Y

-8.00%

5Y*

7.48%

10Y*

8.93%

VIIIX

YTD

-9.89%

1M

-6.78%

6M

-10.15%

1Y

5.64%

5Y*

13.26%

10Y*

10.31%

*Annualized

Compare stocks, funds, or ETFs

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


MFEKX vs. VIIIX - Expense Ratio Comparison

MFEKX has a 0.51% expense ratio, which is higher than VIIIX's 0.02% expense ratio.


MFEKX
MFS Growth R6
Expense ratio chart for MFEKX: current value is 0.51%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
MFEKX: 0.51%
Expense ratio chart for VIIIX: current value is 0.02%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
VIIIX: 0.02%

Risk-Adjusted Performance

MFEKX vs. VIIIX — Risk-Adjusted Performance Rank

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

MFEKX
The Risk-Adjusted Performance Rank of MFEKX is 1111
Overall Rank
The Sharpe Ratio Rank of MFEKX is 1111
Sharpe Ratio Rank
The Sortino Ratio Rank of MFEKX is 1212
Sortino Ratio Rank
The Omega Ratio Rank of MFEKX is 1212
Omega Ratio Rank
The Calmar Ratio Rank of MFEKX is 77
Calmar Ratio Rank
The Martin Ratio Rank of MFEKX is 1111
Martin Ratio Rank

VIIIX
The Risk-Adjusted Performance Rank of VIIIX is 5858
Overall Rank
The Sharpe Ratio Rank of VIIIX is 5555
Sharpe Ratio Rank
The Sortino Ratio Rank of VIIIX is 5757
Sortino Ratio Rank
The Omega Ratio Rank of VIIIX is 5858
Omega Ratio Rank
The Calmar Ratio Rank of VIIIX is 6161
Calmar Ratio Rank
The Martin Ratio Rank of VIIIX is 5858
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.

MFEKX vs. VIIIX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Growth R6 (MFEKX) and Vanguard Institutional Index Fund Institutional Plus Shares (VIIIX). 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 MFEKX, currently valued at -0.34, compared to the broader market-1.000.001.002.003.00
MFEKX: -0.34
VIIIX: 0.29
The chart of Sortino ratio for MFEKX, currently valued at -0.29, compared to the broader market-2.000.002.004.006.008.00
MFEKX: -0.29
VIIIX: 0.54
The chart of Omega ratio for MFEKX, currently valued at 0.96, compared to the broader market0.501.001.502.002.503.00
MFEKX: 0.96
VIIIX: 1.08
The chart of Calmar ratio for MFEKX, currently valued at -0.30, compared to the broader market0.002.004.006.008.0010.00
MFEKX: -0.30
VIIIX: 0.30
The chart of Martin ratio for MFEKX, currently valued at -0.85, compared to the broader market0.0010.0020.0030.0040.0050.00
MFEKX: -0.85
VIIIX: 1.26

The current MFEKX Sharpe Ratio is -0.34, which is lower than the VIIIX Sharpe Ratio of 0.29. The chart below compares the historical Sharpe Ratios of MFEKX and VIIIX, 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 Ratio-1.000.001.002.003.00NovemberDecember2025FebruaryMarchApril
-0.34
0.29
MFEKX
VIIIX

Dividends

MFEKX vs. VIIIX - Dividend Comparison

MFEKX's dividend yield for the trailing twelve months is around 0.19%, less than VIIIX's 1.48% yield.


TTM20242023202220212020201920182017201620152014
MFEKX
MFS Growth R6
0.19%0.16%0.00%0.00%0.00%0.00%0.00%0.17%0.00%0.11%0.22%3.90%
VIIIX
Vanguard Institutional Index Fund Institutional Plus Shares
1.48%1.28%1.49%1.75%1.30%1.60%1.93%2.14%1.84%2.09%2.47%1.90%

Drawdowns

MFEKX vs. VIIIX - Drawdown Comparison

The maximum MFEKX drawdown since its inception was -37.55%, smaller than the maximum VIIIX drawdown of -55.18%. Use the drawdown chart below to compare losses from any high point for MFEKX and VIIIX. For additional features, visit the drawdowns tool.


-35.00%-30.00%-25.00%-20.00%-15.00%-10.00%-5.00%0.00%NovemberDecember2025FebruaryMarchApril
-26.28%
-13.88%
MFEKX
VIIIX

Volatility

MFEKX vs. VIIIX - Volatility Comparison

MFS Growth R6 (MFEKX) has a higher volatility of 15.57% compared to Vanguard Institutional Index Fund Institutional Plus Shares (VIIIX) at 14.04%. This indicates that MFEKX's price experiences larger fluctuations and is considered to be riskier than VIIIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.00%5.00%10.00%15.00%NovemberDecember2025FebruaryMarchApril
15.57%
14.04%
MFEKX
VIIIX
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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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