The landscape of commodity markets has drastically changed in recent years. Once a market of refineries, mines and farms, it has been transformed into the market of hedge funds, exchange traded funds, and commodity trading advisors. How did it affect the commodity markets? Are commodity investments still as beneficial as 20 or 30 years ago? The Financialization of Commodity Markets makes an attempt to answer these questions. First, it explores the fundamentals of passive and active investment strategies in commodity markets, discusses sources of return, benchmarks, and performance. Second, it investigates the structural changes in commodity markets which took place during the last decade, and their impact on expected returns, risk, or correlations with other asset classes. Finally, it examines the importance of financialization for commodity investors.