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MFS Mid Cap Growth Fund (OTCAX)
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Fund Info

ISIN
US5529877038
CUSIP
552987703
Issuer
MFS
Inception Date
Dec 1, 1993
Min. Investment
$1,000
Distribution Policy
Distributing
Asset Class
Equity
Asset Class Size
Mid-Cap
Asset Class Style
Growth

Share Price Chart


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Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in MFS Mid Cap Growth Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


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S&P 500 Index

Returns By Period

MFS Mid Cap Growth Fund (OTCAX) has returned -9.66% so far this year and -0.58% over the past 12 months. Over the last ten years, OTCAX has returned 10.81% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.


MFS Mid Cap Growth Fund

1D
-1.00%
1M
-9.59%
YTD
-9.66%
6M
-14.39%
1Y
-0.58%
3Y*
9.09%
5Y*
3.04%
10Y*
10.81%

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Nov 30, 1993, OTCAX's average daily return is +0.04%, while the average monthly return is +0.85%. At this rate, your investment would double in approximately 6.8 years.

Historically, 60% of months were positive and 40% were negative. The best month was Apr 2001 with a return of +25.6%, while the worst month was Oct 2008 at -24.9%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 6 months.

On a daily basis, OTCAX closed higher 53% of trading days. The best single day was Oct 13, 2008 with a return of +12.2%, while the worst single day was Mar 16, 2020 at -12.5%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026-0.63%0.56%-9.59%-9.66%
20255.94%-5.17%-6.54%2.39%6.76%5.58%-0.26%0.42%0.45%-1.97%-1.61%-1.75%3.32%
20241.08%7.58%1.79%-6.15%2.52%1.02%1.36%1.23%2.17%-1.96%9.98%1.53%23.47%
20237.15%-2.53%2.86%-0.97%-0.43%6.58%1.60%-1.26%-5.43%-3.34%11.10%5.19%21.00%
2022-14.13%-3.01%1.32%-10.27%-1.50%-6.55%10.86%-5.61%-8.47%5.57%7.02%-5.23%-28.53%
2021-2.45%0.51%-0.54%5.93%-2.20%4.14%3.94%3.24%-4.77%6.60%-3.74%3.03%13.66%

Benchmark Metrics

MFS Mid Cap Growth Fund has an annualized alpha of 0.24%, beta of 1.05, and R² of 0.74 versus S&P 500 Index. Calculated based on daily prices since December 01, 1993.

  • This fund captured 115.62% of S&P 500 Index gains and 114.75% of its losses — amplifying both gains and losses, but participating more in upside than downside.
  • With beta of 1.05 and R² of 0.74, 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
0.24%
Beta
1.05
0.74
Upside Capture
115.62%
Downside Capture
114.75%

Expense Ratio

OTCAX has a high expense ratio of 1.00%, indicating above-average management fees.


Return for Risk

Risk / Return Rank

OTCAX ranks 4 for risk / return — in the bottom 4% 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.


OTCAX Risk / Return Rank: 44
Overall Rank
OTCAX Sharpe Ratio Rank: 44
Sharpe Ratio Rank
OTCAX Sortino Ratio Rank: 44
Sortino Ratio Rank
OTCAX Omega Ratio Rank: 44
Omega Ratio Rank
OTCAX Calmar Ratio Rank: 44
Calmar Ratio Rank
OTCAX Martin Ratio Rank: 44
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 Mid Cap Growth Fund (OTCAX) and compare them to a chosen benchmark (S&P 500 Index).


OTCAXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

-0.03

0.90

-0.93

Sortino ratio

Return per unit of downside risk

0.10

1.39

-1.29

Omega ratio

Gain probability vs. loss probability

1.01

1.21

-0.20

Calmar ratio

Return relative to maximum drawdown

-0.15

1.40

-1.55

Martin ratio

Return relative to average drawdown

-0.43

6.61

-7.04

Explore OTCAX risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History

MFS Mid Cap Growth Fund provided a 18.55% dividend yield over the last twelve months, with an annual payout of $4.23 per share.


0.00%5.00%10.00%15.00%$0.00$1.00$2.00$3.00$4.0020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$4.23$4.23$4.44$0.00$0.00$1.12$0.23$0.18$0.73$1.41$0.78$0.40

Dividend yield

18.55%16.76%15.59%0.00%0.00%3.64%0.83%0.86%4.70%8.80%5.67%2.84%

Monthly Dividends

The table displays the monthly dividend distributions for MFS Mid Cap Growth 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
2025$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$4.23$4.23
2024$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$4.44$4.44
2023$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2022$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2021$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$1.12$1.12

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 Mid Cap Growth 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 Mid Cap Growth Fund was 74.39%, occurring on Nov 20, 2008. Recovery took 1655 trading sessions.

The current MFS Mid Cap Growth Fund drawdown is 16.46%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-74.39%Jul 14, 20002102Nov 20, 20081655Jun 22, 20153757
-36.85%Nov 17, 2021229Oct 14, 2022529Nov 21, 2024758
-34.01%Apr 22, 1998119Oct 8, 199861Jan 6, 1999180
-33.64%Feb 20, 202023Mar 23, 202074Jul 8, 202097
-23.06%Mar 13, 200025Apr 14, 200045Jun 20, 200070

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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