Mastic Hedge Fund Appoints James O’Brien as Chief Executive
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Mastic Investment Advisory AG, the Zug, Switzerland-based commodities hedge fund, appointed James O’Brien as chief executive officer and chief risk officer.
O’Brien is a former colleague of Mastic Chief Investment Officer Kieran McKenna from Goldman Sachs Group Inc., according to a letter to investors obtained by Bloomberg News. O’Brien has since held senior trading roles at Cargill Inc., Lehman Brothers Holdings Inc. and Fortis Bank SA, the letter showed. The appointment was confirmed today by a Mastic official who asked not to be identified in line with company policy.