Sec Form 3 Filing - Pershing Square Management, LLC @ Pershing Square USA, Ltd. - 2026-04-28

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person Pershing Square Management, LLC 2. Issuer Name and Ticker or Trading Symbol Pershing Square USA, Ltd. [ PSUS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) X __ Other (specify below) See Remarks (Last) (First) (Middle) 787 ELEVENTH AVENUE, 9TH FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 04/28/2026 (Street) NEW YORK, NY10019 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Shares of Beneficial Interest 342,320 I See Footnotes ( 1 ) ( 2 ) ( 3 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Pershing Square Management, LLC 787 ELEVENTH AVENUE 9TH FLOOR NEW YORK, NY10019 X X See Remarks Pershing Square Partner Group LLC 787 ELEVENTH AVENUE 9TH FLOOR NEW YORK, NY10019 X X See Remarks PERSHING SQUARE INC. 787 ELEVENTH AVENUE 9TH FLOOR NEW YORK, NY10019 X X See Remarks Pershing Square PSUS Holdings, LLC 787 ELEVENTH AVENUE 9TH FLOOR NEW YORK, NY10019 X X See Remarks Signatures PERSHING SQUARE MANAGEMENT, LLC, By: /s/ William A. Ackman, Member and Chief Executive Officer 04/28/2026 Signature of Reporting Person Date PERSHING SQUARE PARTNER GROUP, LLC, By: PERSHING SQUARE MANAGEMENT, LLC, its Managing Member, By: /s/ William A. Ackman, Member and Chief Executive Officer 04/28/2026 Signature of Reporting Person Date PERSHING SQUARE INC., By: /s/ William A. Ackman, Chief Executive Officer and Chairman of the Board 04/28/2026 Signature of Reporting Person Date PERSHING SQUARE PSUS HOLDINGS, LLC, By: /s/ William A. Ackman, Authorized Signatory 04/28/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )In addition to Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), this Form 3 is being filed jointly by Pershing Square Inc., a Nevada corporation ("PS Inc."), Pershing Square Partner Group, LLC ("PSPG"), a Delaware limited liability company, and Pershing Square PSUS Holdings, LLC, a Nevada limited liability company ("PSUS Holdings", and together with ManagementCo, PS Inc. and PSPG, the "Reporting Persons"), each of whom has the same business address as ManagementCo and may be deemed to beneficially own the securities reported on this Form 3 (the "Subject Securities"). ( 2 )The Subject Securities are held by PSUS Holdings. ManagementCo holds majority voting power over PS Inc.'s shares (including in its capacity as the managing member of PSPG). PS Inc. holds 100% of the interests in PSUS Holdings. ManagementCo, PSPG and PS Inc. may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). ( 3 )(Continued from Footnote 2) ManagementCo is governed by its members, consisting of William A. Ackman, Ryan Israel, Ben Hakim, Michael Gonnella, Anthony Massaro and Halit Coussin (collectively, the "ManagementCo Members"). Mr. Ackman owns 24.9% of the voting interests of ManagementCo, with Mr. Israel, Mr. Hakim, Mr. Gonnella, Mr. Massaro and Ms. Coussin each owning the remainder of the voting interests equally (approximately 15% each), and the approval of a majority of the voting interests is generally required to approve any action of ManagementCo. Each of PS Inc., PSPG, ManagementCo and the ManagementCo Members disclaims beneficial ownership of any Subject Securities, except to the extent of any pecuniary interest therein.

Remarks: Nicholas Botta, a member of the board of trustees of the Issuer, is acting in such capacity as a representative of the Reporting Persons. As a result, each of the Reporting Persons is a trustee by deputization for purposes of Section 16 of the Exchange Act. Affiliate of Investment Adviser; Trustee

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.