“Security Analysis: Sixth Edition, with a foreword by Warren Buffett, is a landmark book in financial analysis, introducing the concept of Value Investing. It teaches investors how to evaluate the true worth of a business behind a security, using real-life examples to show how markets often undervalue certain stocks. The book explains how savvy investors can profit by identifying and buying undervalued stocks and applying Graham’s margin-of-safety principle. It covers the basics of corporate finance and financial analysis, helping trained investors determine a company’s intrinsic value. Published on November 25, 2008, this bestselling book has sold over a million copies and is a long-standing textbook at Columbia University, making it a key resource for anyone studying investment theories.”