Our team
Founder
Mike Humphries
Chief Investment Officer
London
Convertible Securities
Michael Gunner
Florida
Alessandro Vittorini
London
Betti Szanto
Consultant
Opportunistic Credit
Wilfried Duteil
London
Elio Lombardi
London
Guy Maxwell
London
Inès Hamdani
London
Mining & Metals
Ross Carden
London
Rheanna Filmer
London
Volatility Trading
Antonis Giannopoulos
London
Consultant
Dermot Keane
London
Business Development
Grant Hutchinson
Product Specialist
New York
Non Investment
Miriam Osman
Team Assistant
London
Mike Humphries
Chief Investment Officer
London
Mike Humphries is the Chief Investment Officer of Acasta Partners. He founded the business, which was originally known as the Polygon Global Partners convertible strategy, in early 2009. Previously, Mr. Humphries was a founding principal of MKM Longboat, where he was responsible for the convertible, event and equity relative value strategies. MKM Longboat was formed through the separation of the European franchise of Sagamore Hill in January 2006. Mr. Humphries joined Sagamore Hill from Goldman Sachs in January of 2002, built and ran the European franchise of Sagamore, was responsible for their non-U.S. convertible business and for the development and management of the European event and credit businesses. He spent eight years at Goldman Sachs prior to joining Sagamore Hill including six years in the firm’s proprietary convertible business and several years in investment banking. He began his career in equity research with James Capel in 1993. He earned a Bachelor of Commerce Degree from Queen’s University at Kingston, Ontario, Canada. Mr. Humphries is based in London.