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American Beacon Stephens Mid-Cap Growth Fund (STMG...
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Fund Info

ISIN

US0245241916

CUSIP

024524191

Issuer

American Beacon

Inception Date

Feb 1, 2006

Min. Investment

$2,500

Asset Class

Equity

Asset Class Size

Mid-Cap

Asset Class Style

Growth

Expense Ratio

STMGX has a high expense ratio of 1.14%, indicating higher-than-average management fees.


Expense ratio chart for STMGX: current value at 1.14% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%1.14%

Share Price Chart


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Compare to other instruments

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


Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in American Beacon Stephens 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.


0.00%5.00%10.00%15.00%SeptemberOctoberNovemberDecember2025February
6.67%
9.31%
STMGX (American Beacon Stephens Mid-Cap Growth Fund)
Benchmark (^GSPC)

Returns By Period

American Beacon Stephens Mid-Cap Growth Fund had a return of 5.33% year-to-date (YTD) and 10.31% in the last 12 months. Over the past 10 years, American Beacon Stephens Mid-Cap Growth Fund had an annualized return of 5.98%, while the S&P 500 had an annualized return of 11.31%, indicating that American Beacon Stephens Mid-Cap Growth Fund did not perform as well as the benchmark.


STMGX

YTD

5.33%

1M

1.62%

6M

6.67%

1Y

10.31%

5Y*

6.16%

10Y*

5.98%

^GSPC (Benchmark)

YTD

4.46%

1M

2.46%

6M

9.31%

1Y

23.49%

5Y*

13.03%

10Y*

11.31%

*Annualized

Monthly Returns

The table below presents the monthly returns of STMGX, with color gradation from worst to best to easily spot seasonal factors. Returns are adjusted for dividends.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20254.64%5.33%
2024-0.46%7.14%2.23%-6.00%2.08%0.20%0.07%2.17%1.62%-0.95%11.20%-10.04%7.92%
20238.72%-2.54%4.16%-1.93%0.45%6.87%2.45%-2.95%-4.47%-3.06%10.06%6.35%25.22%
2022-12.15%-1.23%0.75%-10.48%-3.82%-8.11%11.86%-5.10%-9.03%8.18%5.00%-8.58%-30.66%
2021-2.03%2.59%-1.57%5.17%-1.45%4.17%3.28%0.70%-3.97%6.84%-4.46%-4.25%4.28%
20200.71%-6.16%-13.51%16.11%11.82%3.30%7.12%2.60%-3.27%-1.45%13.47%5.75%37.81%
201910.96%6.28%0.24%4.28%-4.83%7.52%0.62%-3.19%-1.10%0.97%5.95%-2.51%26.74%
20187.42%-1.85%0.40%0.59%5.15%0.79%2.73%6.80%-0.51%-10.17%1.75%-17.44%-7.05%
20174.95%2.96%1.23%1.62%3.42%-0.22%2.54%0.22%2.47%3.15%2.49%-4.92%21.43%
2016-9.43%-0.91%7.48%0.66%2.80%-0.76%5.18%1.03%1.20%-4.04%4.52%-6.58%-0.19%
2015-0.88%6.30%-0.95%-0.06%1.69%0.39%1.16%-7.44%-4.43%2.84%3.67%-8.35%-6.89%
2014-1.64%5.36%-3.34%-4.09%1.30%5.50%-3.77%5.47%-3.50%2.66%0.61%-7.01%-3.42%

Risk-Adjusted Performance

Risk-Adjusted Performance Rank

The current rank of STMGX is 26, indicating average performance compared to other mutual funds on our website. Here’s a breakdown of how it compares using common performance measures.


The Risk-Adjusted Performance Rank of STMGX is 2626
Overall Rank
The Sharpe Ratio Rank of STMGX is 2525
Sharpe Ratio Rank
The Sortino Ratio Rank of STMGX is 2727
Sortino Ratio Rank
The Omega Ratio Rank of STMGX is 2222
Omega Ratio Rank
The Calmar Ratio Rank of STMGX is 3030
Calmar Ratio Rank
The Martin Ratio Rank of STMGX is 2929
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.

Risk-Adjusted Performance Indicators

The charts below present risk-adjusted performance metrics for American Beacon Stephens Mid-Cap Growth Fund (STMGX) and compare them to a chosen benchmark (^GSPC). These indicators evaluate an investment's returns against its associated risks.


Sharpe ratio
The chart of Sharpe ratio for STMGX, currently valued at 0.58, compared to the broader market-1.000.001.002.003.004.000.581.74
The chart of Sortino ratio for STMGX, currently valued at 0.88, compared to the broader market0.002.004.006.008.0010.0012.000.882.35
The chart of Omega ratio for STMGX, currently valued at 1.11, compared to the broader market1.002.003.004.001.111.32
The chart of Calmar ratio for STMGX, currently valued at 0.38, compared to the broader market0.005.0010.0015.0020.000.382.61
The chart of Martin ratio for STMGX, currently valued at 1.92, compared to the broader market0.0020.0040.0060.0080.001.9210.66
STMGX
^GSPC

The current American Beacon Stephens Mid-Cap Growth Fund Sharpe ratio is 0.58. This value is calculated based on the past 1 year of trading data and takes into account price changes and dividends.

Use the chart below to compare the Sharpe ratio of American Beacon Stephens Mid-Cap Growth Fund with the selected benchmark, providing insights into the investment's historical performance in terms of risk-adjusted returns. Go to the Sharpe ratio tool for more fine-grained control over the calculation options.


Rolling 12-month Sharpe Ratio0.001.002.003.004.00SeptemberOctoberNovemberDecember2025February
0.58
1.74
STMGX (American Beacon Stephens Mid-Cap Growth Fund)
Benchmark (^GSPC)

Dividends

Dividend History

American Beacon Stephens Mid-Cap Growth Fund provided a 0.00% dividend yield over the last twelve months, with an annual payout of $0.00 per share.


0.00%0.10%0.20%0.30%0.40%$0.00$0.01$0.02$0.03$0.04$0.05$0.06$0.0720142015201620172018201920202021202220232024
Dividends
Dividend Yield
PeriodTTM20242023202220212020201920182017201620152014
Dividend$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.07

Dividend yield

0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.41%

Monthly Dividends

The table displays the monthly dividend distributions for American Beacon Stephens Mid-Cap Growth Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2025$0.00$0.00$0.00
2024$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
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$0.00$0.00
2020$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
2019$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
2018$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
2017$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
2016$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
2015$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
2014$0.07$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.07

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.


-20.00%-15.00%-10.00%-5.00%0.00%SeptemberOctoberNovemberDecember2025February
-11.75%
0
STMGX (American Beacon Stephens Mid-Cap Growth Fund)
Benchmark (^GSPC)

Worst Drawdowns

The table below displays the maximum drawdowns of the American Beacon Stephens 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 American Beacon Stephens Mid-Cap Growth Fund was 57.58%, occurring on Nov 20, 2008. Recovery took 565 trading sessions.

The current American Beacon Stephens Mid-Cap Growth Fund drawdown is 11.75%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-57.58%Nov 1, 2007266Nov 20, 2008565Feb 18, 2011831
-41.12%Nov 17, 2021229Oct 14, 2022
-33.77%Feb 20, 202023Mar 23, 202049Jun 2, 202072
-30.46%Sep 5, 201877Dec 24, 2018285Feb 12, 2020362
-30.06%Jun 24, 2015158Feb 8, 2016364Jul 19, 2017522

Volatility

Volatility Chart

The current American Beacon Stephens Mid-Cap Growth Fund volatility is 4.47%, representing the average percentage change in the investments's value, either up or down over the past month. The chart below shows the rolling one-month volatility.


2.00%3.00%4.00%5.00%6.00%SeptemberOctoberNovemberDecember2025February
4.47%
3.07%
STMGX (American Beacon Stephens Mid-Cap Growth Fund)
Benchmark (^GSPC)
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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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