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

Correlation

The correlation between PRGFX and ACFOX is 0.88, 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

PRGFX vs. ACFOX - Performance Comparison

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

200.00%300.00%400.00%500.00%600.00%700.00%NovemberDecember2025FebruaryMarchApril
240.96%
583.54%
PRGFX
ACFOX

Key characteristics

Sharpe Ratio

PRGFX:

0.14

ACFOX:

0.58

Sortino Ratio

PRGFX:

0.37

ACFOX:

0.99

Omega Ratio

PRGFX:

1.05

ACFOX:

1.13

Calmar Ratio

PRGFX:

0.11

ACFOX:

0.63

Martin Ratio

PRGFX:

0.41

ACFOX:

2.04

Ulcer Index

PRGFX:

8.78%

ACFOX:

8.31%

Daily Std Dev

PRGFX:

24.93%

ACFOX:

28.95%

Max Drawdown

PRGFX:

-57.19%

ACFOX:

-59.40%

Current Drawdown

PRGFX:

-25.29%

ACFOX:

-17.37%

Returns By Period

In the year-to-date period, PRGFX achieves a -9.98% return, which is significantly higher than ACFOX's -12.51% return. Over the past 10 years, PRGFX has underperformed ACFOX with an annualized return of 5.41%, while ACFOX has yielded a comparatively higher 13.62% annualized return.


PRGFX

YTD

-9.98%

1M

-5.93%

6M

-11.86%

1Y

1.55%

5Y*

6.54%

10Y*

5.41%

ACFOX

YTD

-12.51%

1M

-5.61%

6M

-4.32%

1Y

15.07%

5Y*

13.06%

10Y*

13.62%

*Annualized

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PRGFX vs. ACFOX - Expense Ratio Comparison

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


Expense ratio chart for ACFOX: current value is 0.85%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
ACFOX: 0.85%
Expense ratio chart for PRGFX: current value is 0.63%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
PRGFX: 0.63%

Risk-Adjusted Performance

PRGFX vs. ACFOX — Risk-Adjusted Performance Rank

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

PRGFX
The Risk-Adjusted Performance Rank of PRGFX is 3535
Overall Rank
The Sharpe Ratio Rank of PRGFX is 3434
Sharpe Ratio Rank
The Sortino Ratio Rank of PRGFX is 3737
Sortino Ratio Rank
The Omega Ratio Rank of PRGFX is 3636
Omega Ratio Rank
The Calmar Ratio Rank of PRGFX is 3535
Calmar Ratio Rank
The Martin Ratio Rank of PRGFX is 3333
Martin Ratio Rank

ACFOX
The Risk-Adjusted Performance Rank of ACFOX is 6565
Overall Rank
The Sharpe Ratio Rank of ACFOX is 6161
Sharpe Ratio Rank
The Sortino Ratio Rank of ACFOX is 6565
Sortino Ratio Rank
The Omega Ratio Rank of ACFOX is 6464
Omega Ratio Rank
The Calmar Ratio Rank of ACFOX is 7575
Calmar Ratio Rank
The Martin Ratio Rank of ACFOX is 5959
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.

PRGFX vs. ACFOX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Growth Stock Fund (PRGFX) and American Century Investments Focused Dynamic Growth Fund (ACFOX). 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 PRGFX, currently valued at 0.11, compared to the broader market-1.000.001.002.003.00
PRGFX: 0.11
ACFOX: 0.58
The chart of Sortino ratio for PRGFX, currently valued at 0.32, compared to the broader market-2.000.002.004.006.008.00
PRGFX: 0.32
ACFOX: 0.99
The chart of Omega ratio for PRGFX, currently valued at 1.04, compared to the broader market0.501.001.502.002.503.00
PRGFX: 1.04
ACFOX: 1.13
The chart of Calmar ratio for PRGFX, currently valued at 0.08, compared to the broader market0.002.004.006.008.0010.00
PRGFX: 0.08
ACFOX: 0.63
The chart of Martin ratio for PRGFX, currently valued at 0.30, compared to the broader market0.0010.0020.0030.0040.0050.00
PRGFX: 0.30
ACFOX: 2.04

The current PRGFX Sharpe Ratio is 0.14, which is lower than the ACFOX Sharpe Ratio of 0.58. The chart below compares the historical Sharpe Ratios of PRGFX and ACFOX, 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
0.11
0.58
PRGFX
ACFOX

Dividends

PRGFX vs. ACFOX - Dividend Comparison

Neither PRGFX nor ACFOX has paid dividends to shareholders.


TTM20242023202220212020201920182017201620152014
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%
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%

Drawdowns

PRGFX vs. ACFOX - Drawdown Comparison

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


-35.00%-30.00%-25.00%-20.00%-15.00%-10.00%-5.00%0.00%NovemberDecember2025FebruaryMarchApril
-25.29%
-17.37%
PRGFX
ACFOX

Volatility

PRGFX vs. ACFOX - Volatility Comparison

The current volatility for T. Rowe Price Growth Stock Fund (PRGFX) is 15.84%, while American Century Investments Focused Dynamic Growth Fund (ACFOX) has a volatility of 17.74%. This indicates that PRGFX experiences smaller price fluctuations and is considered to be less risky than ACFOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


5.00%10.00%15.00%NovemberDecember2025FebruaryMarchApril
15.84%
17.74%
PRGFX
ACFOX