Common Stocks and Uncommon Profits and Other Writings

What this book actually teaches

Philip Fisher's argument is that the way to make outsized returns in equities is to find a small number of exceptional growth companies, do enough qualitative research to understand them deeply, and hold them for very long periods — measured in decades, not quarters. Warren Buffett has cited Fisher (alongside Ben Graham) as one of the two formative influences on his investment thinking, and the book remains one of the few pre-1960s investment texts that still reads as current.

The core arguments come in three layers. First, the famous "Fifteen Points to Look for in a Common Stock" — a qualitative checklist covering product runway, management depth, R&D effectiveness, sales organization quality, profit margins, labor relations, executive integrity, and accounting transparency. Fisher is explicit that these qualitative factors matter more than headline valuation multiples; an extraordinary company at a fair price beats a fair company at an extraordinary price. Second, the "scuttlebutt" method — the research practice of talking to a company's customers, suppliers, competitors, former employees, and trade press to build a picture of the business that isn't available from financial statements alone. Fisher built his entire career on scuttlebutt and the book is the most influential articulation of the practice in investment literature.

Third, the holding-period argument: Fisher's edge was finding companies he could hold for decades through Motorola, Texas Instruments, and similar growth stories. He argues that the right answer to "when should I sell?" is almost always "never, unless the original thesis is broken or the management team has degraded." This puts him in direct tension with both Graham's mean-reversion value framework and most modern trading philosophies.

The edition titled "Common Stocks and Uncommon Profits and Other Writings" combines the 1958 original with Conservative Investors Sleep Well and Developing an Investment Philosophy, the latter of which is autobiographical and arguably the most useful single chapter in the book — Fisher walks through how his investment approach evolved across his career, including the mistakes that shaped it.

Who this is for: long-horizon equity investors who want the foundational text on growth investing, and anyone trying to understand how Buffett's thinking blends Graham's quantitative discipline with Fisher's qualitative depth. It is also essential for anyone trying to learn the scuttlebutt research method.

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About Philip A Fisher

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