Oakmark Fund: Fourth Quarter 2011

Oakmark is the mutual fund family launched in 1991 by Harris Associates, the Chicago deep-value firm founded in 1976 (about $105bn AUM). Bill Nygren runs the flagship Oakmark Fund and David Herro the Oakmark International Fund, buying businesses at large discounts to intrinsic value and holding them like owners — publishing quarterly fund commentaries, market commentaries and insight articles.

Bill Nygren、David Herro · 1991 · 美国芝加哥Deep value / contrarian long-term

Theme and Background

This section presents the long-term and short-term return data of the Oakmark Fund (Investor Class) as of December 31, 2011, along with expense ratio information. The report aims to demonstrate the fund's historical performance since its inception in 1991, while emphasizing the impact of short-term volatility and expenses on net returns.

Core Thesis

The author argues that the Oakmark Fund's long-term returns (annualized 11.94% since inception) significantly outperform its short-term performance, but investors must be wary of short-term volatility (e.g., a 1-year return of only 1.82%) and expense erosion (total expense ratio of 1.11%). The counterintuitive insight is that despite recent market turbulence (a 3-month return as high as 11.04%), a long-term holding strategy can effectively smooth out risks.

Key Arguments and Data

Long-Term Performance: Since inception on August 5, 1991, the annualized total return is 11.94%, reflecting compounding growth over 20 years.
Short-Term Volatility: The 1-year return is only 1.82%, but the 3-month return reaches 11.04%, highlighting sharp short-term market fluctuations.
Expense Impact: The total expense ratio of 1.11% (as of September 30, 2010) is above the industry average and may drag on net returns.

Time Period	Annualized Total Return
Since Inception (1991/08/05)	11.94%
10-Year	4.15%
5-Year	1.44%
1-Year	1.82%
3-Month	11.04%

Companies/Assets Involved

Oakmark Fund - Investor Class: The core fund analyzed in the report, serving as the investment vehicle. Key data: annualized return of 11.94% since inception, expense ratio of 1.11%. The author does not explicitly take a bullish or bearish stance but implies that long-term holders benefit, while short-term investors should exercise caution.

Investment Implications

Long-Term Holding Outperforms Short-Term Trading: The fund's long-term return (11.94%) far exceeds its short-term return (1-year 1.82%), so investors should avoid frequent trading driven by short-term volatility.
Monitor Expense Erosion on Net Returns: A 1.11% expense ratio can significantly reduce actual returns over 20 years of compounding, suggesting a preference for low-cost funds or index products.
Use Short-Term Volatility for Position Building: The 3-month return of 11.04% indicates short-term market opportunities, but these should be aligned with long-term trends to avoid chasing gains or panic selling.