Free guides covering Warren Buffett's investment framework — from first principles to the specific formulas we use in our daily S&P 500 screen. No financial jargon left unexplained.
Core Concepts
The philosophy behind buying assets worth more than their price — from Graham's original framework to how Buffett refined it over 60 years.
Read guide → FrameworkA deep look at each of the six principles Buffett has described in shareholder letters: track record, margins, debt, ROE, valuation, and free cash flow.
Read guide → ValuationStep-by-step guide to discounted cash flow (DCF) analysis — the model Buffett calls the only rational way to determine what a business is worth.
Read guide → Risk ManagementWhy the difference between intrinsic value and the price you pay is the single most important number in value investing — and how to measure it.
Read guide → FundamentalsReported earnings can be manipulated. Free cash flow cannot. Learn how to find it in financial statements and why Buffett calls it "owner earnings."
Read guide → MetricsWhat ROE actually measures, why Buffett says it's the best proxy for management quality, and how to interpret it correctly without being misled by leverage.
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