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ISIN
US5757194064
CUSIP
575719406
Issuer
MFS
Inception Date
Jan 1, 1932
Region
North America (U.S.)
Min. Investment
$0
Distribution Policy
Distributing
Asset Class
Equity
Asset Class Size
Large-Cap
Asset Class Style
Growth

Share Price Chart


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Performance

MGTIX Performance Chart

MFS Massachusetts Investors Growth Stock Fund (MGTIX) is down 2.9% since the beginning of the year. MGTIX is currently trading at $42 per share. Investors who bought $1,000 worth of MGTIX shares 5 years ago would now be looking at an investment worth $1,589.


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S&P 500 Index

Returns By Period

MFS Massachusetts Investors Growth Stock Fund (MGTIX) has returned -2.91% so far this year and 7.76% over the past 12 months. Looking at the last ten years, MGTIX has achieved an annualized return of 14.66%, outperforming the S&P 500 Index benchmark, which averaged 13.88% per year.


MFS Massachusetts Investors Growth Stock Fund

1D
0.98%
1M
-0.68%
YTD
-2.91%
6M
-3.11%
1Y
7.76%
3Y*
13.61%
5Y*
9.71%
10Y*
14.66%

Benchmark (S&P 500 Index)

1D
-0.37%
1M
-0.01%
YTD
9.16%
6M
8.64%
1Y
25.22%
3Y*
19.78%
5Y*
11.99%
10Y*
13.88%
*Multi-year figures are annualized to reflect compound growth (CAGR)

MGTIX Monthly Returns History

Based on dividend-adjusted daily data since Dec 31, 1996, MGTIX's average daily return is +0.04%, while the average monthly return is +0.87%. At this rate, an investment would double in approximately 6.7 years.

Historically, 59% of months were positive and 41% were negative. The best month was Dec 1999 with a return of +14.6%, while the worst month was Oct 2008 at -17.9%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 5 months.

On a daily basis, MGTIX closed higher 53% of trading days. The best single day was Oct 13, 2008 with a return of +11.9%, while the worst single day was Dec 23, 1997 at -17.3%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026-0.73%-2.42%-6.35%7.41%2.07%-2.37%-2.91%
20252.47%-1.35%-6.10%-1.31%6.05%3.85%2.80%0.67%1.84%2.33%-1.05%0.12%10.23%
20241.12%4.63%2.26%-4.46%4.95%2.36%1.33%1.93%2.34%-2.62%4.46%6.70%27.38%
20236.20%-3.62%5.34%1.32%0.19%6.70%1.57%-1.25%-5.29%-1.84%10.39%3.48%24.40%
2022-5.46%-4.34%2.45%-7.65%0.08%-6.75%8.55%-4.90%-10.33%6.21%8.15%-4.58%-18.99%
2021-2.24%2.72%3.18%6.74%-0.42%2.28%4.56%2.27%-5.50%6.74%-1.96%6.13%26.41%

Benchmark Metrics

MFS Massachusetts Investors Growth Stock Fund has an annualized alpha of 1.68%, beta of 0.97, and R2 of 0.89 versus S&P 500 Index. Calculated based on daily prices since December 31, 1996.

  • This fund captured 102.82% of S&P 500 Index gains but only 96.88% of its losses - a favorable profile for investors.
  • With beta of 0.97 and R2 of 0.89, this fund moves broadly in line with S&P 500 Index - much of its variation is explained by market exposure rather than independent behavior.

Alpha
1.68%
Beta
0.97
0.89
Upside Capture
102.82%
Downside Capture
96.88%

Expense Ratio

MGTIX has an expense ratio of 0.45%, placing it in the medium range.


Return for Risk

Risk / Return Rank

MGTIX ranks 7 for risk / return — in the bottom 7% of mutual funds on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.


MGTIX Risk / Return Rank: 77
Overall Rank
MGTIX Sharpe Ratio Rank: 77
Sharpe Ratio Rank
MGTIX Sortino Ratio Rank: 77
Sortino Ratio Rank
MGTIX Omega Ratio Rank: 77
Omega Ratio Rank
MGTIX Calmar Ratio Rank: 66
Calmar Ratio Rank
MGTIX Martin Ratio Rank: 77
Martin Ratio Rank
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.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for MFS Massachusetts Investors Growth Stock Fund (MGTIX) and compare them to S&P 500 Index.

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.


MGTIXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-1.47

Sortino ratioReturn per unit of downside risk

-1.90

Omega ratioGain probability vs. loss probability

1.10

1.37

-0.26

Calmar ratioReturn relative to maximum drawdown

0.54

2.78

-2.25

Martin ratioReturn relative to average drawdown

1.74

12.44

-10.70

Dividends

Dividend History

MFS Massachusetts Investors Growth Stock Fund provided a 11.41% dividend yield over the last twelve months, with an annual payout of $4.84 per share.


4.00%6.00%8.00%10.00%12.00%14.00%16.00%$0.00$2.00$4.00$6.00$8.0020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$4.84$4.84$7.43$1.71$1.58$4.56$2.88$2.51$2.79$1.95$1.18$1.56

Dividend yield

11.41%11.08%16.84%4.17%4.59%10.30%7.43%7.38%10.72%6.83%5.00%6.61%

Monthly Dividends

The table displays the monthly dividend distributions for MFS Massachusetts Investors Growth Stock Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2025$0.00$0.00$0.00$0.00$0.00$0.00$0.33$0.00$0.00$0.00$0.00$4.51$4.84
2024$0.00$0.00$0.00$0.00$0.00$0.00$0.01$0.00$0.00$0.00$0.00$7.42$7.43
2023$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$1.71$1.71
2022$0.00$0.00$0.00$0.00$0.00$0.00$0.06$0.00$0.00$0.00$0.00$1.52$1.58
2021$0.00$0.00$0.00$0.00$0.00$0.70$0.00$0.00$0.00$0.00$0.00$3.87$4.56

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the MFS Massachusetts Investors Growth Stock Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the MFS Massachusetts Investors Growth Stock Fund was 60.05%, occurring on Mar 9, 2009. Recovery took 994 trading sessions.

The current MFS Massachusetts Investors Growth Stock Fund drawdown is 4.93%.


Related event

Drawdown

Fall

Recovery

Underwater

Financial crisis2007–2009
-60.05%Mar 2009
8y 11mo3y 11mo
12y 11moMar 2000 - Feb 2013
COVID crash2020
-32.42%Mar 2020
1mo 2d4mo 1d
5mo 3dFeb 2020 - Jul 2020
1998 bear market1998
-26.84%Oct 1998
2mo 19d1mo 20d
4mo 9dJul 1998 - Nov 1998
Bear market2022
-26.52%Oct 2022
9mo 16d1y 2mo
1y 11moDec 2021 - Dec 2023
1997 bear market1997
-22.46%Dec 1997
15d6mo 2d
6mo 17dDec 1997 - Jun 1998

Drawdown Indicators


MGTIXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-60.05%

-56.78%

-3.27%

Max Drawdown (1Y)

Largest decline over 1 year

-13.71%

-9.10%

-4.61%

Max Drawdown (3Y)

Largest decline over 3 years

-18.65%

-18.90%

+0.25%

Max Drawdown (5Y)

Largest decline over 5 years

-26.52%

-25.43%

-1.09%

Max Drawdown (10Y)

Largest decline over 10 years

-32.42%

-33.92%

+1.50%

Current Drawdown

Current decline from peak

-4.93%

-1.80%

-3.13%

Average Drawdown

Average peak-to-trough decline

-17.11%

-10.71%

-6.40%

Ulcer Index

Depth and duration of drawdowns from previous peaks

4.21%

2.03%

+2.18%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with MGTIX

Add MFS Massachusetts Investors Growth Stock Fund to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

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