Bill Ackman says he's preparing his fund for the worst as coronavirus sends markets spinning
5:45am PST - March 5th, 2020 bill ackman - Business InsiderBill Ackman of Pershing Square Holdings told investors Tuesday that he's taken steps to protect the portfolio amid a volatile market induced by coronavirus panic. The firm's approach has been to "acquire large notional hedges which have asymmetric payoff char…