Berkshire Hathaway

Investment manager Omaha Founded 1839 www.berkshirehathaway.com

The Omaha conglomerate Warren Buffett took control of in 1965 and built into a holding company of insurers, railroads, utilities and stock investments. Its annual shareholder letters, posted free back to 1977, are the closest thing finance has to a shared curriculum on capital allocation and business valuation.

What they publish

Berkshire Hathaway Shareholder Letters

Essential

Warren Buffett's annual letters to Berkshire shareholders from 1977 to 2024, free on Berkshire's own plain website. They are the best course on capital allocation, insurance float and owner-minded investing ever written.

Letters Foundational Annual, each February or March; Buffett letters 1977 to 2024, Greg Abel from the 2025 letter on

Books by their people

The Essays of Warren Buffett Warren Buffett and Lawrence A. Cunningham