AMSTERDAM--(BUSINESS WIRE)--Pershing Square Holdings, Ltd. (ticker: PSH:NA) will host its quarterly investor conference call on 10 August 2015 at 11:00 EDT (15:00 GMT). During the call, Bill Ackman and the other members of the Pershing Square investment team will address questions e-mailed by investors to ir@persq.com. A live audio webcast of the conference call will be available to the public on PSH's website at www.pershingsquareholdings.com. The conference call will also be available by phon