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AMPCX vs. SPY
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between AMPCX and SPY is 0.95, 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

AMPCX vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Funds AMCAP Fund Class C (AMPCX) and SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

200.00%300.00%400.00%500.00%600.00%700.00%800.00%NovemberDecember2025FebruaryMarchApril
203.39%
666.00%
AMPCX
SPY

Key characteristics

Sharpe Ratio

AMPCX:

-0.10

SPY:

0.54

Sortino Ratio

AMPCX:

0.01

SPY:

0.89

Omega Ratio

AMPCX:

1.00

SPY:

1.13

Calmar Ratio

AMPCX:

-0.07

SPY:

0.58

Martin Ratio

AMPCX:

-0.27

SPY:

2.39

Ulcer Index

AMPCX:

7.98%

SPY:

4.51%

Daily Std Dev

AMPCX:

21.87%

SPY:

20.07%

Max Drawdown

AMPCX:

-53.01%

SPY:

-55.19%

Current Drawdown

AMPCX:

-21.82%

SPY:

-10.54%

Returns By Period

In the year-to-date period, AMPCX achieves a -6.93% return, which is significantly lower than SPY's -6.44% return. Over the past 10 years, AMPCX has underperformed SPY with an annualized return of 2.01%, while SPY has yielded a comparatively higher 11.95% annualized return.


AMPCX

YTD

-6.93%

1M

-4.82%

6M

-11.62%

1Y

-3.81%

5Y*

3.61%

10Y*

2.01%

SPY

YTD

-6.44%

1M

-5.00%

6M

-5.02%

1Y

9.54%

5Y*

15.80%

10Y*

11.95%

*Annualized

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AMPCX vs. SPY - Expense Ratio Comparison

AMPCX has a 1.40% expense ratio, which is higher than SPY's 0.09% expense ratio.


Expense ratio chart for AMPCX: current value is 1.40%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
AMPCX: 1.40%
Expense ratio chart for SPY: current value is 0.09%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
SPY: 0.09%

Risk-Adjusted Performance

AMPCX vs. SPY — Risk-Adjusted Performance Rank

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

AMPCX
The Risk-Adjusted Performance Rank of AMPCX is 1919
Overall Rank
The Sharpe Ratio Rank of AMPCX is 1919
Sharpe Ratio Rank
The Sortino Ratio Rank of AMPCX is 2020
Sortino Ratio Rank
The Omega Ratio Rank of AMPCX is 2020
Omega Ratio Rank
The Calmar Ratio Rank of AMPCX is 1818
Calmar Ratio Rank
The Martin Ratio Rank of AMPCX is 1818
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 6565
Overall Rank
The Sharpe Ratio Rank of SPY is 6262
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 6464
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 6565
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 6969
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 6767
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.

AMPCX vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for American Funds AMCAP Fund Class C (AMPCX) and SPDR S&P 500 ETF (SPY). 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 AMPCX, currently valued at -0.10, compared to the broader market-1.000.001.002.003.00
AMPCX: -0.10
SPY: 0.54
The chart of Sortino ratio for AMPCX, currently valued at 0.01, compared to the broader market-2.000.002.004.006.008.00
AMPCX: 0.01
SPY: 0.89
The chart of Omega ratio for AMPCX, currently valued at 1.00, compared to the broader market0.501.001.502.002.503.00
AMPCX: 1.00
SPY: 1.13
The chart of Calmar ratio for AMPCX, currently valued at -0.07, compared to the broader market0.002.004.006.008.0010.00
AMPCX: -0.07
SPY: 0.58
The chart of Martin ratio for AMPCX, currently valued at -0.27, compared to the broader market0.0010.0020.0030.0040.0050.00
AMPCX: -0.27
SPY: 2.39

The current AMPCX Sharpe Ratio is -0.10, which is lower than the SPY Sharpe Ratio of 0.54. The chart below compares the historical Sharpe Ratios of AMPCX and SPY, 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-1.000.001.002.003.004.00NovemberDecember2025FebruaryMarchApril
-0.10
0.54
AMPCX
SPY

Dividends

AMPCX vs. SPY - Dividend Comparison

AMPCX has not paid dividends to shareholders, while SPY's dividend yield for the trailing twelve months is around 1.31%.


TTM20242023202220212020201920182017201620152014
AMPCX
American Funds AMCAP Fund Class C
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%4.10%3.55%
SPY
SPDR S&P 500 ETF
1.31%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

AMPCX vs. SPY - Drawdown Comparison

The maximum AMPCX drawdown since its inception was -53.01%, roughly equal to the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for AMPCX and SPY. For additional features, visit the drawdowns tool.


-30.00%-25.00%-20.00%-15.00%-10.00%-5.00%0.00%NovemberDecember2025FebruaryMarchApril
-21.82%
-10.54%
AMPCX
SPY

Volatility

AMPCX vs. SPY - Volatility Comparison

American Funds AMCAP Fund Class C (AMPCX) and SPDR S&P 500 ETF (SPY) have volatilities of 14.43% and 15.13%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.


0.00%5.00%10.00%15.00%NovemberDecember2025FebruaryMarchApril
14.43%
15.13%
AMPCX
SPY