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

Correlation

The correlation between OAKMX and SPY is 0.85, 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

OAKMX vs. SPY - Performance Comparison

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

-5.00%0.00%5.00%10.00%SeptemberOctoberNovemberDecember2025
10.19%
11.54%
OAKMX
SPY

Key characteristics

Sharpe Ratio

OAKMX:

1.62

SPY:

1.95

Sortino Ratio

OAKMX:

2.30

SPY:

2.60

Omega Ratio

OAKMX:

1.29

SPY:

1.36

Calmar Ratio

OAKMX:

2.96

SPY:

2.98

Martin Ratio

OAKMX:

7.19

SPY:

12.42

Ulcer Index

OAKMX:

2.92%

SPY:

2.02%

Daily Std Dev

OAKMX:

12.98%

SPY:

12.88%

Max Drawdown

OAKMX:

-61.02%

SPY:

-55.19%

Current Drawdown

OAKMX:

-0.90%

SPY:

-1.30%

Returns By Period

In the year-to-date period, OAKMX achieves a 5.36% return, which is significantly higher than SPY's 2.68% return. Over the past 10 years, OAKMX has underperformed SPY with an annualized return of 10.57%, while SPY has yielded a comparatively higher 13.67% annualized return.


OAKMX

YTD

5.36%

1M

5.63%

6M

8.32%

1Y

19.59%

5Y*

16.50%

10Y*

10.57%

SPY

YTD

2.68%

1M

2.31%

6M

9.96%

1Y

24.17%

5Y*

15.14%

10Y*

13.67%

*Annualized

Compare stocks, funds, or ETFs

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


OAKMX vs. SPY - Expense Ratio Comparison

OAKMX has a 0.91% expense ratio, which is higher than SPY's 0.09% expense ratio.


OAKMX
Oakmark Fund Investor Class
Expense ratio chart for OAKMX: current value at 0.91% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.91%
Expense ratio chart for SPY: current value at 0.09% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.09%

Risk-Adjusted Performance

OAKMX vs. SPY — Risk-Adjusted Performance Rank

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

OAKMX
The Risk-Adjusted Performance Rank of OAKMX is 8181
Overall Rank
The Sharpe Ratio Rank of OAKMX is 8181
Sharpe Ratio Rank
The Sortino Ratio Rank of OAKMX is 8282
Sortino Ratio Rank
The Omega Ratio Rank of OAKMX is 7878
Omega Ratio Rank
The Calmar Ratio Rank of OAKMX is 9090
Calmar Ratio Rank
The Martin Ratio Rank of OAKMX is 7676
Martin Ratio Rank

SPY
The Risk-Adjusted Performance Rank of SPY is 8181
Overall Rank
The Sharpe Ratio Rank of SPY is 8181
Sharpe Ratio Rank
The Sortino Ratio Rank of SPY is 7878
Sortino Ratio Rank
The Omega Ratio Rank of SPY is 8080
Omega Ratio Rank
The Calmar Ratio Rank of SPY is 8181
Calmar Ratio Rank
The Martin Ratio Rank of SPY is 8484
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.

OAKMX vs. SPY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Oakmark Fund Investor Class (OAKMX) 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.


Sharpe ratio
The chart of Sharpe ratio for OAKMX, currently valued at 1.62, compared to the broader market-1.000.001.002.003.004.001.621.95
The chart of Sortino ratio for OAKMX, currently valued at 2.30, compared to the broader market0.002.004.006.008.0010.0012.002.302.60
The chart of Omega ratio for OAKMX, currently valued at 1.29, compared to the broader market1.002.003.004.001.291.36
The chart of Calmar ratio for OAKMX, currently valued at 2.96, compared to the broader market0.005.0010.0015.0020.002.962.98
The chart of Martin ratio for OAKMX, currently valued at 7.19, compared to the broader market0.0020.0040.0060.0080.007.1912.42
OAKMX
SPY

The current OAKMX Sharpe Ratio is 1.62, which is comparable to the SPY Sharpe Ratio of 1.95. The chart below compares the historical Sharpe Ratios of OAKMX 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 Ratio1.001.502.002.503.003.50SeptemberOctoberNovemberDecember2025
1.62
1.95
OAKMX
SPY

Dividends

OAKMX vs. SPY - Dividend Comparison

OAKMX's dividend yield for the trailing twelve months is around 1.06%, less than SPY's 1.17% yield.


TTM20242023202220212020201920182017201620152014
OAKMX
Oakmark Fund Investor Class
1.06%1.12%1.02%0.92%0.52%0.17%0.81%0.73%0.47%1.06%0.95%0.64%
SPY
SPDR S&P 500 ETF
1.17%1.21%1.40%1.65%1.20%1.52%1.75%2.04%1.80%2.03%2.06%1.87%

Drawdowns

OAKMX vs. SPY - Drawdown Comparison

The maximum OAKMX drawdown since its inception was -61.02%, which is greater than SPY's maximum drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for OAKMX and SPY. For additional features, visit the drawdowns tool.


-8.00%-6.00%-4.00%-2.00%0.00%SeptemberOctoberNovemberDecember2025
-0.90%
-1.30%
OAKMX
SPY

Volatility

OAKMX vs. SPY - Volatility Comparison

The current volatility for Oakmark Fund Investor Class (OAKMX) is 3.56%, while SPDR S&P 500 ETF (SPY) has a volatility of 4.23%. This indicates that OAKMX experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


2.00%3.00%4.00%5.00%6.00%SeptemberOctoberNovemberDecember2025
3.56%
4.23%
OAKMX
SPY
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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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