Warren Buffett on Business: Principles from the Sage of Omaha

13.12. Stock Ownership and Stock Activity

We often are asked why Berkshire does not split its stock. The assumption behind this question usually appears to be that a split would be a pro-shareholder action. We disagree. Let me tell you why.

One of our goals is to have Berkshire Hathaway stock sell at a price rationally related to its intrinsic business value. (But note "rationally related," not "identical": if well-regarded companies are generally selling in the market at large discounts from value, Berkshire might well be priced similarly.) The key to a rational stock price is rational shareholders, both current and prospective.

If the holders of a company's stock and/or the prospective buyers attracted to it are prone to make irrational or emotion-based decisions, some pretty silly stock prices are going to appear periodically. Manic-depressive personalities produce manic-depressive valuations. Such aberrations may help us in buying and selling the stocks of other companies. But we think it is in both your interest and ours to minimize their occurrence in the market for Berkshire.

To obtain only high quality shareholders is no cinch. Mrs. Astor could select her 400, but anyone can buy any stock. Entering members of a shareholder "club" cannot be screened for intellectual capacity, emotional stability, moral sensitivity or acceptable dress. Shareholder eugenics, therefore, might appear to be a hopeless undertaking.

In large part, however, we feel that high quality ownership can ...