Pershing Square Usa, LTD. (PSUS) SEC Filings — 2009 0 SEC filings for Pershing Square Usa, LTD. (PSUS) in 2009. FilingsNo filings found for PSUS in 2009. ExploreAll PSUS Filings · PSUS 2008 · PSUS 2010 · All 2009 Filings