WTT: The Anatomy of a Blow-Up

Summary:

This piece, "The Anatomy of a Blow-Up," examines the underlying causes of hedge fund disasters and argues that they happen the same way every time. The author contends that the culprit is not leverage, concentration, or illiquidity on its own, but rather the combination of all three, which proves fatal. Most hedge fund strategies rely on three tools that multiply underlying skill: leverage, which is borrowing money to boost returns; concentration, which is investing meaningful capital in a small number of ideas; and illiquidity, which is owning assets that cannot be sold at market prices quickly.

Used individually and effectively, each of these amplifiers can be a legitimate source of excess returns. However, when two or more are combined, the market itself becomes the source of excess returns, working against the fund. The text emphasizes that situational awareness of these dynamics is critical to understanding why hedge fund blow-ups occur and how their structural risks accumulate.