Twin Capital Management (Twin), a New York-based alternative asset manager, has named Michael Horgan as Co-Chief Investment Officer. : Twin Capital Management (Twin), a New York-based alternative asset manager, has named Michael Horgan as Co-Chief Investment Officer. Horgan (pictured), will join Twin founder David Simon, in the CIO role overseeing the firm’s event-driven investment strategies, jointly responsible for research, security selection, portfolio construction and risk management. Horgan has managed his own carve-out within the firm’s flagship fund for the past three years, demonstrating a track record of consistent returns across a portfolio allocated to merger arbitrage and special situation opportunities.