Josh Rubin

Josh Rubin is a client portfolio manager for Thornburg Investment Management. He serves as a liaison between Thornburg’s investment management team and key external decision makers regarding all of the firm’s equity, fixed income and multi-asset investment strategies. Josh’s work covers Thornburg’s fundamental bottom-up research and top-down thinking as he shares organizational perspectives on research, analysis, process, philosophy and investment outcomes. He joined the firm in 2017.

Josh was a portfolio manager and associate portfolio manager on Thornburg’s equity team before transitioning to the CPM role in 2025. Prior to Thornburg, he had portfolio manager and senior analyst responsibilities for global, U.S. and emerging markets equity strategies at Driehaus Capital Management in Chicago and Marsico Capital Management in Denver. Josh spent several years in fixed income investment banking before shifting to equity asset management.

Josh earned a BSFS in international politics from the Walsh School of Foreign Service at Georgetown University.