This entity has not been resolved onto another DFX graph by a shared identifier. A name match elsewhere would be a candidate, never an identity, and none is recorded.

Current firm

PERSHING SQUARE CAPITAL MANAGEMENT, L.P.

Current firm class

asset managerderived

Book size

not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none

Industry start

Aug 1, 2002earliest registration or exam on IAPD

Years in industry

24derivedfrom the industry start date

Years at current firm

18derivedfrom the current registration's begin date

Prior firms

2

Current registrations

1

Registered states

1

First registration

Apr 14, 2008

Dual registered

no

Other names

WILLIAM ACKMAN

IAPD individual key

4866375

• Occurred

  Mar 19, 2025
  Advisor changed firm

  William Albert Ackman left Pershing Square Gp, Llc for Pershing Square Capital Management, L.P. (registered 2008-04-14)

  Form ADVobserved 5 days ago

Graph

RIA / Wealth Management

Canonical id

dfx:ria:dc7217ab-fe0d-3e2b-a642-db81e11d317f

First observed

Apr 14, 2008

Last observed

Sep 14, 2026 6 days ago

Source families

Federal regulator filings

1 registered feed stand behind this record; each fact above carries its own dates and, where the publisher serves one, its document.

Resolution

Identity across graphs by shared identifier (CRD, CIK, EIN, ADV fund id, individual CRD) or citation; a name match is shown as a candidate and never merged.