Bill Ackman's Pershing Square Exits LOW, Trims CMG, Tweaks GOOGL Holding: How Portfolio Looks After Q1 Churn - SPDR S&P 500 (ARCA:SPY), PERSHING SQ HLD LTD REG S by Pershing Square Holdings Ltd. (OTC:PSHZF)
All of Pershing Square's holdings except real-estate development and management company Howard Hughes saw book profits in the first quarter.