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ACFOX vs. PRGFX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between ACFOX and PRGFX 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.


-0.50.00.51.00.9

Performance

ACFOX vs. PRGFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Century Investments Focused Dynamic Growth Fund (ACFOX) and T. Rowe Price Growth Stock Fund (PRGFX). The values are adjusted to include any dividend payments, if applicable.

-10.00%0.00%10.00%20.00%30.00%SeptemberOctoberNovemberDecember2025February
11.92%
2.17%
ACFOX
PRGFX

Key characteristics

Sharpe Ratio

ACFOX:

1.15

PRGFX:

0.57

Sortino Ratio

ACFOX:

1.61

PRGFX:

0.85

Omega Ratio

ACFOX:

1.21

PRGFX:

1.12

Calmar Ratio

ACFOX:

1.31

PRGFX:

0.38

Martin Ratio

ACFOX:

6.12

PRGFX:

2.17

Ulcer Index

ACFOX:

4.10%

PRGFX:

4.87%

Daily Std Dev

ACFOX:

21.75%

PRGFX:

18.49%

Max Drawdown

ACFOX:

-59.40%

PRGFX:

-57.19%

Current Drawdown

ACFOX:

-9.93%

PRGFX:

-17.09%

Returns By Period

In the year-to-date period, ACFOX achieves a -4.64% return, which is significantly lower than PRGFX's -0.10% return. Over the past 10 years, ACFOX has outperformed PRGFX with an annualized return of 14.83%, while PRGFX has yielded a comparatively lower 6.74% annualized return.


ACFOX

YTD

-4.64%

1M

-5.86%

6M

10.48%

1Y

24.87%

5Y*

15.38%

10Y*

14.83%

PRGFX

YTD

-0.10%

1M

-1.22%

6M

1.83%

1Y

10.85%

5Y*

8.34%

10Y*

6.74%

*Annualized

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ACFOX vs. PRGFX - Expense Ratio Comparison

ACFOX has a 0.85% expense ratio, which is higher than PRGFX's 0.63% expense ratio.


Expense ratio chart for ACFOX: current value at 0.85% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.85%
Expense ratio chart for PRGFX: current value at 0.63% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.63%

Risk-Adjusted Performance

ACFOX vs. PRGFX — Risk-Adjusted Performance Rank

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

ACFOX
The Risk-Adjusted Performance Rank of ACFOX is 7070
Overall Rank
The Sharpe Ratio Rank of ACFOX is 6666
Sharpe Ratio Rank
The Sortino Ratio Rank of ACFOX is 6565
Sortino Ratio Rank
The Omega Ratio Rank of ACFOX is 6666
Omega Ratio Rank
The Calmar Ratio Rank of ACFOX is 7777
Calmar Ratio Rank
The Martin Ratio Rank of ACFOX is 7676
Martin Ratio Rank

PRGFX
The Risk-Adjusted Performance Rank of PRGFX is 3434
Overall Rank
The Sharpe Ratio Rank of PRGFX is 3333
Sharpe Ratio Rank
The Sortino Ratio Rank of PRGFX is 3333
Sortino Ratio Rank
The Omega Ratio Rank of PRGFX is 3434
Omega Ratio Rank
The Calmar Ratio Rank of PRGFX is 3434
Calmar Ratio Rank
The Martin Ratio Rank of PRGFX is 3838
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.

ACFOX vs. PRGFX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for American Century Investments Focused Dynamic Growth Fund (ACFOX) and T. Rowe Price Growth Stock Fund (PRGFX). 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.


The chart of Sharpe ratio for ACFOX, currently valued at 1.15, compared to the broader market-1.000.001.002.003.004.001.150.57
The chart of Sortino ratio for ACFOX, currently valued at 1.61, compared to the broader market0.002.004.006.008.0010.0012.001.610.85
The chart of Omega ratio for ACFOX, currently valued at 1.21, compared to the broader market1.002.003.004.001.211.12
The chart of Calmar ratio for ACFOX, currently valued at 1.31, compared to the broader market0.005.0010.0015.0020.001.310.38
The chart of Martin ratio for ACFOX, currently valued at 6.12, compared to the broader market0.0020.0040.0060.0080.006.122.17
ACFOX
PRGFX

The current ACFOX Sharpe Ratio is 1.15, which is higher than the PRGFX Sharpe Ratio of 0.57. The chart below compares the historical Sharpe Ratios of ACFOX and PRGFX, 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 Ratio0.501.001.502.002.503.00SeptemberOctoberNovemberDecember2025February
1.15
0.57
ACFOX
PRGFX

Dividends

ACFOX vs. PRGFX - Dividend Comparison

Neither ACFOX nor PRGFX has paid dividends to shareholders.


TTM20242023202220212020201920182017201620152014
ACFOX
American Century Investments Focused Dynamic Growth Fund
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%1.14%1.33%1.32%
PRGFX
T. Rowe Price Growth Stock Fund
0.00%0.00%0.00%0.00%0.00%0.00%0.19%0.19%0.26%0.08%0.00%0.00%

Drawdowns

ACFOX vs. PRGFX - Drawdown Comparison

The maximum ACFOX drawdown since its inception was -59.40%, roughly equal to the maximum PRGFX drawdown of -57.19%. Use the drawdown chart below to compare losses from any high point for ACFOX and PRGFX. For additional features, visit the drawdowns tool.


-20.00%-15.00%-10.00%-5.00%0.00%SeptemberOctoberNovemberDecember2025February
-9.93%
-17.09%
ACFOX
PRGFX

Volatility

ACFOX vs. PRGFX - Volatility Comparison

American Century Investments Focused Dynamic Growth Fund (ACFOX) has a higher volatility of 6.20% compared to T. Rowe Price Growth Stock Fund (PRGFX) at 4.71%. This indicates that ACFOX's price experiences larger fluctuations and is considered to be riskier than PRGFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


3.00%4.00%5.00%6.00%7.00%8.00%9.00%SeptemberOctoberNovemberDecember2025February
6.20%
4.71%
ACFOX
PRGFX