Diversification is No Free Lunch

Over the last few decades, the lackluster performance of traditional active managers has fueled the rise of “closet indexing.” For some, this trend, and the related systemic underperformance of the active management industry, have renewed interest in concentrated investing in pursuit of improved investment performance. This paper leverages empirical evidence and expert insights to outline the merits of concentrated investing as an alternative or complement to more diversified solutions.