Overview
Patrick O'Shaughnessy is Founder and CEO at Positive Sum [1][2] and Founder and CEO at Colossus [3]. O'Shaughnessy has hosted Invest Like The Best since September 2016 [4]. Previously, O'Shaughnessy served as Chief Executive Officer of O'Shaughnessy Asset Management from January 2018 to December 2023 [5], and as Principal and Portfolio Manager at O'Shaughnessy Asset Management, LLC from May 2007 to December 2017 [6]. O'Shaughnessy holds a BA in Philosophy from the University of Notre Dame, earned between 2004 and 2007 [7], and attended the University of St. Thomas [8].
Career history
- Founder and CEOSep 2020 to presentPositive Sum
- Founder and CEOJul 2020 to presentColossus
- HostSep 2016 to presentInvest Like The Best
- Chief Executive OfficerJan 2018 to Dec 2023O'Shaughnessy Asset Management
- Principal and Portfolio ManagerMay 2007 to Dec 2017O’Shaughnessy Asset Management, LLC (osam.com)
Education
BA, Philosophy2004 - 2007University of Notre Dame
- University of St. Thomas
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