Amaranth Advisors

Amaranth Advisors
Company typePrivate
IndustryHedge funds
Founded2000 (2000) in Greenwich, CT, United States
FounderNicholas Maounis
DefunctSeptember 2007 (2007-09)
FateBankrupted
Number of locations
Houston, London, Singapore, Toronto, Greenwich (2006)
Key people
  • • Robert Jones (Chief Risk Officer)
  • • Charles H. Winkler (COO)
AUMUS$9.2 billion (at its peak Aug 2006)

Amaranth Advisors LLC was an American multi-strategy hedge fund founded by Nicholas M. Maounis and headquartered in Greenwich, Connecticut. At its peak, the firm had $9.2 billion in assets under management before collapsing in September 2006, after losing in excess of $6 billion on natural gas futures. Amaranth Advisors collapse is one of the biggest hedge fund collapses in history and at the time (2006) largest known trading losses.