Lethal Leverage: The Multi-Billion Dollar Collapse of Amaranth Advisors. Hubris, Natural Gas, and the Rapid Erasure of Six Billion Dollars in the Global Commodities Market, 2006

How can a single, highly respected commodity trader at an elite multi-billion-dollar hedge fund completely incinerate the entire company in less than a month? The collapse of Amaranth Advisors in 2006 remains one of the most spectacular, terrifying failures of risk management in the history of Wall Street. Star trader Brian Hunter had previously made billions for Amaranth by aggressively predicting winter natural gas shortages.
Emboldened by his success, the fund allowed him to take highly leveraged, astronomically large positions in the natural gas futures market, essentially betting that winter prices would vastly exceed fall prices. However, when the market unexpectedly shifted and prices converged, the massive size of Hunter's own positions prevented him from quickly exiting the trades. The margin calls triggered a catastrophic, self-feeding liquidity spiral, wiping out six billion dollars of investor capital in a matter of weeks. This forensic financial autopsy deconstructs the illusion of institutional control.
It explores the extreme dangers of outsized leverage, the catastrophic failure of internal risk models, and the terrifying lack of regulatory oversight in the shadow banking sector prior to the 2008 crash. Understand the mechanics of financial suicide. The Amaranth collapse is the ultimate lesson in how unchecked ego and concentrated market exposure can instantly vaporize a Wall Street empire.