What Charlie Munger taught investors about patience and fundamentals

Charles (Charlie) Munger, Warren Buffett’s longtime partner, died in November 2023 at the age of 99. He served as vice chairman of Berkshire Hathaway, and many investors regard him as highly influential. Together, he and Buffett grew Berkshire from a small textile maker into a large conglomerate. In addition, Berkshire’s market capitalization stood at roughly US$775 billion at his death, according to publicly reported market data. This article looks at what Charlie Munger taught investors about patience and fundamentals.

Munger’s philosophy rested on multidisciplinary thinking. In other words, he drew insight from many fields, including psychology, history and economics. He also made decisions using a fundamentals-based approach. In practice, that meant evaluating the essential aspects of a business. For example, he studied revenue sources, earnings potential, balance sheet health and market position.

What Charlie Munger taught investors about patience and fundamentals: four ideas

• First, patience over activity. Commentators often paraphrase his view this way: value comes from patience, not from buying and selling. He did not trade actively day to day. Instead, he sought positions he considered as safe as possible and held them, often for years. Of course, long holding periods do not remove risk.
• Next, wonderful businesses at fair prices. He preferred companies with strong fundamentals and reasonable valuations over stocks that merely looked cheap. In his view, the market would eventually recognize their intrinsic value. However, that was his opinion, and markets can misprice a business for a long time.
• In addition, great opportunities are rare. Munger believed life does not offer unlimited opportunities. Therefore, he tried to discard as many bad or poorly supported ideas as possible. He favored significant moves in those rare moments when a strong opportunity appeared, and only after thorough analysis. In contrast to diversified strategies, concentrated bets can magnify losses.
• Finally, good businesses are ethical businesses. One of Munger’s favorite principles held that ethics and business quality go together. In his view, a business model that depends on deception tends to fail eventually. He and Buffett built a reputation for examining businesses closely. For instance, they looked for growth potential and for models they judged fair, equitable and ethical.

How to read a company’s fundamentals

Investors who want to apply a fundamentals-based approach can start with a few basic questions. First, where does the company’s revenue come from, and how dependable is it? Next, does the business earn consistent profits, or do its earnings swing sharply from year to year? In addition, a quick look at the balance sheet shows how much debt the company carries relative to its assets. Finally, investors can ask whether the company holds a durable position against competitors. None of these questions guarantees a good outcome. However, they encourage the kind of careful study Munger favored over quick reactions to price movements.

Why patience is hard in practice

Holding a position for years sounds simple, but many investors find it difficult. Market headlines change daily, and falling prices can trigger fear. As a result, some investors sell at poor moments or chase popular stocks. Munger’s interest in psychology offers a useful lens here. For example, recognizing common biases, such as following the crowd, can help an investor pause before acting. Of course, patience does not mean ignoring new information. Instead, it means separating meaningful changes in a business from short-term market noise.

Where these ideas fit for investors today

This article paraphrases the principles above, since his wording varied across interviews and shareholder meetings. Past performance does not guarantee future results, and adopting his principles cannot replicate his outcomes. Most importantly, this article offers general education, not individual investment advice. Investors should consider their own goals, time horizon and risk tolerance. Even so, understanding what Charlie Munger taught investors about patience and fundamentals may help frame long-term thinking.

Meanwhile, his most memorable reflection may have concerned how to live, not investing. As he put it: “the best thing a human being can do is to help another human being know more.”